1.
What is caused by Malassezia furfur?
Correct Answer
C. Pityriasis (Tinea) Versicolor
Explanation
Malassezia furfur is a type of fungus that causes Pityriasis (Tinea) Versicolor. This condition is characterized by the development of discolored patches on the skin, usually on the chest, back, and upper arms. The fungus disrupts the normal pigmentation of the skin, leading to the appearance of lighter or darker patches. Pityriasis Versicolor is not contagious but can be recurrent and is commonly seen in warm and humid climates. Treatment usually involves the use of antifungal medications, such as topical creams or oral medications, to eliminate the fungus and restore the normal color of the skin.
2.
This is a monomorphic mold that causes cutaneous mycoses of the glaborus skin of the face. Doesn't involve the hair on the face.
Correct Answer
A. Tinea Faciei
Explanation
Tinea Faciei is the correct answer because it refers to a fungal infection that affects the glabrous skin of the face. Glabrous skin refers to the smooth, hairless skin found on the face, as opposed to the hairy areas such as the scalp or beard. This infection is caused by a monomorphic mold and is characterized by red, scaly patches on the face. The other options, such as Otomycosis (fungal infection of the ear), Tinea Corporis (fungal infection of the body), Tinea Barbae (fungal infection of the beard), and Tinea Capitis Ecothothrix (fungal infection of the scalp), do not specifically involve the glabrous skin of the face.
3.
What is the treatment for Pityriasis (tinea) versicolor?
Correct Answer
E. Ketoconazole
Explanation
Ketoconazole is the correct treatment for Pityriasis (tinea) versicolor. Pityriasis versicolor is a fungal infection of the skin caused by the yeast Malassezia. Ketoconazole is an antifungal medication that works by inhibiting the growth of the yeast. It is available in various forms such as creams, shampoos, and oral tablets. Ketoconazole effectively treats Pityriasis versicolor by eliminating the yeast and reducing the associated symptoms like itching, scaling, and discoloration of the skin.
4.
Which of the following shows partial protective immunity?
Correct Answer
B. Tinea Faciei
Explanation
Tinea faciei shows partial protective immunity. Tinea faciei is a fungal infection that affects the face and is caused by dermatophytes. When a person develops tinea faciei, their immune system responds by producing antibodies and immune cells to fight against the infection. This immune response provides partial protection against future infections of tinea faciei, meaning that the person may be less likely to develop the infection again or may experience milder symptoms if reinfected. However, this protective immunity is not complete, as it only provides partial protection.
5.
Otomycosis is NOT part of which species?
Correct Answer
B. TrichopHyton
Explanation
Trichophyton is a genus of fungi that causes various types of dermatophytosis, including athlete's foot, ringworm, and jock itch. Otomycosis, on the other hand, is a fungal infection of the external ear canal, typically caused by Aspergillus or Candida species. Therefore, Otomycosis is not part of the Trichophyton species.
6.
Which is an oppurtunistic mold, saprophytic, monomorphic mold that causes superficial infections of the outer ear?
Correct Answer
B. Otomycosis
Explanation
Otomycosis is an opportunistic mold that causes superficial infections of the outer ear. It is characterized by the growth of molds such as Aspergillus and Candida in the ear canal. This condition is commonly seen in individuals with a history of frequent water exposure, such as swimmers or individuals who use hearing aids. Otomycosis can cause symptoms such as itching, pain, discharge, and hearing loss. Treatment usually involves antifungal medications to eliminate the fungal infection.
7.
Which of the following DOES NOT have an incubation period of 10 to 14 days (2wks)?
Correct Answer
E. Tinea Unguium
Explanation
Tinea Unguium is the correct answer because it does not have an incubation period of 10 to 14 days. Tinea Unguium, also known as onychomycosis or nail fungus, is a fungal infection that affects the nails. The incubation period for this condition can vary and is typically longer than 14 days. It can take weeks or even months for symptoms to appear after exposure to the fungus. Therefore, Tinea Unguium does not fit the criteria of having an incubation period of 10 to 14 days.
8.
Which of the following require re-treatment for chronic, relapsing leasions?
Correct Answer
A. Pityriasis (Tinea) Versicolor
Explanation
Pityriasis (Tinea) Versicolor requires re-treatment for chronic, relapsing lesions because it is a fungal infection that affects the skin, causing discolored patches. The infection is caused by a type of yeast called Malassezia, which is naturally present on the skin but can overgrow and cause symptoms in some individuals. Pityriasis Versicolor often recurs after treatment because the yeast can persist in the skin and re-infect the affected areas. Therefore, re-treatment is necessary to effectively manage the condition and prevent relapses.
9.
Which is not a predisposing factor for Pityriasis (Tinea) Versicolor?
Correct Answer
B. Malnutrition and low electrolytes
Explanation
All are correct except for low electrolytes
10.
Infection occurs when this lipophilic fungus feeds on the skin oil and removes the stratum corneum layer resulting in a squamous cell turnover of outer epithelium?
Correct Answer
B. Pityriasis (Tinea) Versicolor
Explanation
Pityriasis (Tinea) Versicolor is a fungal infection caused by a lipophilic fungus that feeds on skin oil and removes the outer layer of the skin (stratum corneum). This leads to a turnover of squamous cells in the outer epithelium. Therefore, Pityriasis (Tinea) Versicolor is the correct answer.
11.
Which of the following is found worldwide in the soil?
Correct Answer
B. Otomycosis
Explanation
Otomycosis is a fungal infection that affects the ear canal. It is caused by various fungi and can be found worldwide in the soil. This infection occurs when these fungi enter the ear canal and multiply, leading to symptoms such as itching, pain, and discharge. Therefore, otomycosis is the correct answer as it is a condition that can be found in soil worldwide.
12.
Which of the following can result in hair loss?
Correct Answer(s)
B. Tinea Capitis Ectothrix
C. Tinea Capitis Endothrix
Explanation
Tinea Capitis Ectothrix and Tinea Capitis Endothrix can both result in hair loss. Tinea Capitis is a fungal infection of the scalp that can cause hair loss, and it can be classified as either ectothrix or endothrix depending on the location of the fungal spores. In ectothrix infections, the fungal spores are found on the outside of the hair shaft, leading to hair breakage and loss. In endothrix infections, the fungal spores are inside the hair shaft, causing the hair to become brittle and break off. Both types of Tinea Capitis can result in hair loss.
13.
What is the incubation period for Pityriasis (Tinea) Versicolor?
Correct Answer
A. Days
Explanation
The incubation period for Pityriasis (Tinea) Versicolor is typically a few days. This refers to the time it takes for the infection to develop after being exposed to the causative fungus. It is important to note that the exact duration may vary from person to person, but it is generally a relatively short period of time.
14.
Which of the following if found in Africa and Europe?
Correct Answer
C. Tinea Favosa
Explanation
Tinea Favosa is a fungal infection that can be found in both Africa and Europe. It is characterized by the formation of thick, yellowish crusts on the scalp, which can cause hair loss and scarring if left untreated. The infection is caused by a fungus called Trichophyton schoenleinii and is more commonly found in rural areas with poor hygiene practices. Treatment usually involves antifungal medications and good personal hygiene to prevent further spread of the infection.
15.
I am an African American woman and I present with pinkish-white patches on the skin of my upper body. What do I have?
Correct Answer
A. Pityriasis (Tinea) Versicolor
Explanation
The pinkish-white patches on the skin of the upper body are indicative of Pityriasis (Tinea) Versicolor. This condition is a fungal infection caused by the yeast Malassezia furfur. It commonly affects individuals with oily skin and is more prevalent in hot and humid climates. The patches may be more noticeable in individuals with darker skin tones, such as African Americans. Treatment typically involves antifungal medications, such as topical creams or oral medications, to eliminate the yeast and restore the normal color of the skin.
16.
Infection of Pityriasis (Tinea) Versicolor are most common between?
Correct Answer
B. Adolescence and Middle Age
Explanation
Pityriasis (Tinea) Versicolor is a fungal infection that is caused by the overgrowth of a type of yeast on the skin. It is most commonly seen in individuals who have oily skin or live in hot, humid climates. Adolescence and middle age are the periods of life when hormonal changes occur, leading to increased oil production in the skin. This excess oil provides an ideal environment for the yeast to grow and cause an infection. Therefore, the infection of Pityriasis (Tinea) Versicolor is most common between adolescence and middle age.
17.
What are the incidence rates of Pityriasis (Tinea) Versicolor?
Correct Answer
B. 40-60%
Explanation
The correct answer is 40-60%. This range represents the incidence rates of Pityriasis (Tinea) Versicolor, a common fungal infection of the skin. Incidence rates refer to the number of new cases of a disease that occur within a specific population over a defined period of time. In the case of Pityriasis Versicolor, it is estimated that 40-60% of individuals may experience this condition at some point in their lives.
18.
KOH/PAS staining of skin scrapings show short, stubby hyphae and globose budding yeast cells (spaghetti and meatballs)
Correct Answer
D. Pityriasis (Tinea) Versicolor
Explanation
The given answer, Pityriasis (Tinea) Versicolor, is correct because the description of "short, stubby hyphae and globose budding yeast cells" is characteristic of this fungal infection. Pityriasis versicolor is caused by the yeast Malassezia furfur and typically presents with hypo- or hyperpigmented patches on the skin. The "spaghetti and meatballs" appearance refers to the combination of hyphae and yeast cells seen on microscopic examination, which is a distinguishing feature of this condition.
19.
Infection with this can develop into itchy papules and pustules (inflammation of hair follicles or the lacrimal sac) or atopic dermatitis on the back and upper trunk.
Correct Answer
A. Pityriasis (Tinea) Versicolor
Explanation
Pityriasis (Tinea) Versicolor is a fungal infection that can cause itchy papules and pustules, as well as inflammation of hair follicles or the lacrimal sac. It can also lead to atopic dermatitis on the back and upper trunk. This infection is caused by a type of yeast called Malassezia, which is normally found on the skin but can overgrow and cause symptoms in certain conditions. Treatment typically involves antifungal medications applied to the affected areas.
20.
Most infections of this mold resolve rapidly and spontaneously.
Correct Answer
C. Tinea Capitis Ectothrix
Explanation
Tinea Capitis Ectothrix is the correct answer because it is a fungal infection of the scalp caused by dermatophytes that infect the hair shaft externally. This type of infection usually resolves quickly and spontaneously without the need for specific treatment.
21.
Griseofulvin is used for all of the following except?
Correct Answer(s)
B. Tinea Corporis
E. Tinea Faciei
Explanation
Griseofulvin is an antifungal medication used to treat various types of fungal infections. Tinea corporis and tinea faciei are both types of fungal infections that can be effectively treated with griseofulvin. Therefore, the correct answer is that griseofulvin is not used for tinea corporis or tinea faciei.
22.
In this infection conidia and hyphae are seen inside hair shafts on the KOH/PAS stains.
Correct Answer
E. Tinea Capitis Endothrix
Explanation
In tinea capitis, which is a fungal infection of the scalp, the causative organism invades the hair shafts. The term "endothrix" refers to the fact that the infection occurs within the hair shaft. On KOH/PAS stains, which are commonly used to visualize fungal elements, both conidia (asexual spores) and hyphae (fungal filaments) can be observed inside the hair shafts. This finding is characteristic of tinea capitis caused by endothrix fungi.
23.
Non-infective, cutaneous allergic reactions can occur as a result of this infection.
Correct Answer
A. Tinea Capitis Endothrix
Explanation
Non-infective, cutaneous allergic reactions can occur as a result of Tinea Capitis Endothrix infection. Tinea Capitis Endothrix is a fungal infection of the scalp caused by dermatophytes that invade the hair shaft. It typically presents with scaling, itching, and hair loss. In some cases, individuals may develop an allergic reaction to the fungal infection, leading to non-infective, cutaneous allergic reactions.
24.
A chronic infection that can persist through adult life.
Correct Answer
B. Tinea Capitis Endothrix
Explanation
Tinea Capitis Endothrix is the correct answer because it refers to a chronic infection that can persist throughout adulthood. Tinea Capitis is a fungal infection of the scalp, and Endothrix specifically means that the fungus grows inside the hair shaft. This type of infection can be difficult to treat and may require long-term management.
25.
This is also known as gray-patch ringworm that is a prepubertal infection of the scalp, eyelashes and eyebrows.
Correct Answer
A. Tinea Capitis Ectothrix
Explanation
Tinea Capitis Ectothrix is the correct answer because it refers to a type of fungal infection that affects the scalp, eyelashes, and eyebrows, primarily in prepubertal children. This infection is characterized by the presence of gray patches or scaly areas on the affected areas. The term "ectothrix" indicates that the fungal infection involves the external surface of the hair shaft.
26.
What is the treatment for Tinea Capitis Ectothrix?
Correct Answer
B. Griseofluvin
Explanation
Griseofluvin is the correct treatment for Tinea Capitis Ectothrix. Tinea Capitis Ectothrix is a fungal infection of the scalp and hair shafts caused by certain species of fungi called dermatophytes. Griseofluvin is an antifungal medication that works by inhibiting the growth of these fungi. It is specifically effective against dermatophytes and is commonly used to treat fungal infections of the skin, hair, and nails. Other antifungal medications like fluconazole, terbinafine, ketoconazole, and miconazole may be used to treat other types of fungal infections, but griseofluvin is the preferred treatment for Tinea Capitis Ectothrix.
27.
Chains of macroconidia and hyphae are seen on hair shafts treated with KOH/PAS stains.
Correct Answer
C. Tinea Capitis Ectothrix
Explanation
The presence of chains of macroconidia and hyphae on hair shafts treated with KOH/PAS stains is indicative of Tinea Capitis Ectothrix. Tinea Capitis is a fungal infection of the scalp and hair shafts, and it can be classified as either ectothrix or endothrix based on the location of the fungal spores. In ectothrix infections, the fungal spores are present on the outside of the hair shafts, forming chains or clusters. This is in contrast to endothrix infections where the spores are within the hair shafts. Therefore, the presence of chains of macroconidia and hyphae on hair shafts suggests Tinea Capitis Ectothrix.
28.
Which of the following is true concerning Tinea Capitis Ectothrix?
Correct Answer
C. Male infection common before puberty and female infections common after puberty
Explanation
Tinea Capitis Ectothrix is a fungal infection of the scalp caused by certain species of fungi called dermatophytes. This type of infection is more common in children, especially before puberty, which is why male infection is common before puberty. However, after puberty, hormonal changes in females may make them more susceptible to the infection, leading to female infections becoming more common after puberty.
29.
Lesions begin as coalesced papules in a ring form and can develop into kerions (boddy areas of massive inflammation or keloids (scars produced by collagen deposition).
Correct Answer
B. Tinea Capitis Ectothrix
Explanation
The given correct answer is "Tinea Capitis Ectothrix." Tinea Capitis is a fungal infection of the scalp, and it can be caused by different types of fungi. Ectothrix refers to the type of infection where the fungus infects the hair shaft externally, forming spores around the hair shaft. This type of infection is characterized by lesions that begin as coalesced papules in a ring form and can develop into kerions or keloids. Therefore, Tinea Capitis Ectothrix is the most appropriate answer based on the given information.
30.
I am not transmitted from person to person or by animals?
Correct Answer
B. Coccidioidomycosis
Explanation
Coccidioidomycosis is caused by a fungus called Coccidioides, which is commonly found in soil in certain regions. The infection occurs when people inhale the fungal spores present in the air. It is not transmitted from person to person or by animals. Therefore, this explains why Coccidioidomycosis is the correct answer for the given question.
31.
This is a dimorphic fungus found in arid and semiarid regions SW United States, Central America and S. America in the soil.
Correct Answer
A. Coccidioidomycosis
Explanation
Coccidioidomycosis is caused by a dimorphic fungus that is commonly found in arid and semiarid regions of the southwestern United States, Central America, and South America. The fungus resides in the soil in these regions. Coccidioidomycosis, also known as Valley fever, is an infectious disease that primarily affects the lungs but can also spread to other parts of the body. The symptoms of this disease can range from mild flu-like symptoms to severe pneumonia. It is important to be aware of this fungus and take necessary precautions when traveling or residing in these regions to prevent infection.
32.
Which is not true of the transmission of Tinea Capitis Ectothrix?
Correct Answer
E. Can be transmitted by kissing
Explanation
Tinea Capitis Ectothrix cannot be transmitted by kissing. This type of fungal infection is typically transmitted from person to person, through contaminated fomites (objects or materials that can carry the infection), and through aerial dissemination (inhalation of fungal spores in the air). It can also be transmitted by non-human mammals, such as cats and dogs. However, kissing is not a known mode of transmission for this infection.
33.
Monomorphic molds that cause cutaneous mycoses of the scalp and belong to the microsporum species.
Correct Answer
B. Tinea Capitis Ectothrix
Explanation
Tinea Capitis Ectothrix refers to a type of fungal infection that affects the scalp. It is caused by monomorphic molds belonging to the microsporum species. In this condition, the fungal infection is primarily external, with the fungi growing around the hair shafts. This is in contrast to Tinea Capitis Endothrix, where the fungi invade the hair shafts internally. Tinea Faciei refers to a fungal infection of the face, Tinea Barbae refers to a fungal infection of the beard area, and Tinea Corporis refers to a fungal infection of the body.
34.
I am a pale white person and I present with red, brownish, blotchy, scaly, painless, hypopigmented or hyperpigmented patches on the skin of my upper body? What do I have?
Correct Answer
D. Pityriasis (tinea) versicolor
Explanation
The correct answer is Pityriasis (tinea) versicolor. Pityriasis versicolor is a common fungal infection of the skin caused by the yeast Malassezia. It typically presents with red, brownish, blotchy, scaly, painless, hypopigmented or hyperpigmented patches on the upper body, especially the chest and back. The condition is more common in individuals with oily skin or in hot and humid climates. Treatment usually involves antifungal medications applied topically or taken orally.
35.
Which of the following infects humans and animals but humans and animals are not reserviors?
Correct Answer
B. Otomycosis
Explanation
Otomycosis is a fungal infection that affects the external ear canal. While it can infect both humans and animals, neither humans nor animals are considered reservoirs for this infection. Reservoirs are organisms that harbor and spread the infection to others, but in the case of otomycosis, the infection is usually acquired from the environment rather than from other individuals. Therefore, otomycosis does not rely on humans or animals as reservoirs for its transmission.
36.
KOH preps of the exudate reveal fragments of mycelium with or without branches and septa?
Correct Answer
D. Otomycosis
Explanation
The presence of fragments of mycelium with or without branches and septa in the KOH preps of the exudate suggests the diagnosis of Otomycosis. Otomycosis is a fungal infection of the external ear canal, typically caused by Aspergillus or Candida species. The presence of mycelium fragments indicates the presence of fungal elements, which is characteristic of Otomycosis. The other options listed are different types of fungal infections that typically do not present with mycelium fragments in the KOH preps.
37.
Itching, pain, inflammation, loss of hearing and serous secretions of a chronic infection of the external ear is characterized by?
Correct Answer
A. Otomycosis
Explanation
Otomycosis is a fungal infection of the external ear. It is characterized by symptoms such as itching, pain, inflammation, loss of hearing, and serous secretions. This condition is caused by the invasion of fungi, usually Aspergillus or Candida species, into the ear canal. Treatment typically involves antifungal medications to eliminate the infection and alleviate the associated symptoms.
38.
I am transmitted by contact with contaminated fomites. Select all that apply.
Correct Answer(s)
A. Otomycosis
B. Tinea Faciei
C. Pityrasis (tinea) versicolor
D. Tinea capitis Ectothrix
E. Tinea Barbae
Explanation
The correct answer is Otomycosis, Tinea Faciei, Pityrasis (tinea) versicolor, Tinea capitis Ectothrix, Tinea Barbae. These conditions are all fungal infections that can be transmitted through contact with contaminated fomites, which are objects or surfaces that can carry and spread the fungi. Otomycosis is a fungal infection of the ear, Tinea Faciei is a fungal infection of the face, Pityrasis (tinea) versicolor is a fungal infection of the skin, Tinea capitis Ectothrix is a fungal infection of the scalp, and Tinea Barbae is a fungal infection of the beard area.
39.
A patient comes into the doctor's office and their external auditory meatus contains large masses of epithelial debris containing fungi and/or bacteria and fungi. What does the patient have?
Correct Answer
A. Otomycosis
Explanation
The patient has otomycosis, which is a fungal infection of the external auditory meatus. This is indicated by the presence of large masses of epithelial debris containing fungi and/or bacteria and fungi. Otomycosis commonly occurs due to the overgrowth of Candida or Aspergillus species in the ear canal. It can cause symptoms such as itching, pain, discharge, and hearing loss. Treatment typically involves the use of antifungal medications to eliminate the infection.
40.
A dimorphic mold that produces subcutaneous infection.
Correct Answer
B. Sporotrichosis
Explanation
Sporotrichosis is a subcutaneous infection caused by a dimorphic mold. This infection typically occurs when the mold enters the body through a cut or puncture wound. The mold can then spread through the lymphatic system, causing nodules or ulcers to form on the skin. Sporotrichosis is commonly associated with occupational or recreational activities that involve contact with plants or soil, such as gardening or farming. Treatment usually involves antifungal medications.
41.
A monomorphic mold that produces subcutaneous infections.
Correct Answer
D. Psedallescheriasis
Explanation
Psedallescheriasis is caused by the fungus Pseudallescheria boydii, which is a monomorphic mold. It is known to cause subcutaneous infections in humans. Therefore, Psedallescheriasis is the correct answer for the given description.
42.
PAS tissue stains show chlamydospores in asteroid bodies and cigar shaped budding yeast forms in pus filles granulomas.
Correct Answer
C. Sporotrichosis
Explanation
The correct answer is Sporotrichosis. Sporotrichosis is a fungal infection caused by the fungus Sporothrix schenckii. PAS tissue stains can be used to identify chlamydospores in asteroid bodies and cigar-shaped budding yeast forms, which are characteristic of Sporothrix schenckii infection. This staining pattern helps differentiate sporotrichosis from other fungal infections such as Psedallescheriasis, Cryptococcosis, Pneumocystosis, and Rhodotorulosis.
43.
What is used to treat Otomycosis along with a wax hook to remove exudate?
Correct Answer
C. Ketoconazole
Explanation
Ketoconazole is used to treat Otomycosis, a fungal infection of the ear. Along with a wax hook to remove exudate, ketoconazole helps in eliminating the fungal infection by inhibiting the growth of fungi. It is an antifungal medication that works by preventing the synthesis of ergosterol, a vital component of the fungal cell membrane. This disruption weakens the cell membrane, leading to the death of the fungus. Therefore, ketoconazole is an effective treatment option for Otomycosis when used in combination with a wax hook to remove the exudate.
44.
What is the treatment for Tinea Faciei?
Correct Answer
B. Miconazole
Explanation
Miconazole is a commonly used antifungal medication that is effective in treating Tinea Faciei, which is a fungal infection of the face. It works by inhibiting the growth of fungi and preventing their spread. Miconazole is available in various forms such as creams, powders, and sprays, making it convenient for topical application on the affected area. It is generally well-tolerated and has a low risk of side effects. Overall, Miconazole is a suitable treatment option for Tinea Faciei.
45.
The close association or living together of organisms of different species.
Correct Answer
B. Symbiosis
Explanation
Symbiosis refers to the close association or living together of organisms of different species. It is a relationship where both organisms benefit from each other. This can include mutualism, where both organisms benefit, or commensalism, where one organism benefits while the other is unaffected. It can also involve parasitism, where one organism benefits at the expense of the other. Symbiosis is a broad term that encompasses various types of interactions between different species.
46.
Which statement is false?
Correct Answer
C. Tinea manuum is most prevalent in males and associated with Tinea Corporis
Explanation
The statement "Tinea manuum is most prevalent in males and associated with Tinea Corporis" is false. Tinea manuum is a fungal infection of the hand, and it is not more prevalent in males. It can be associated with Tinea Corporis (fungal infection of the body), but this association is not exclusive to males. Tinea unguium, on the other hand, is a fungal infection of the nails and is commonly associated with Tinea pedis (fungal infection of the foot) or Tinea manuum.
47.
An obligatory relationship in which one organism, the parasite, is metabolically dependent on another organism, the host. The host is usually harmed.
Correct Answer
E. Parasitism
Explanation
Parasitism is the correct answer because it describes a relationship in which one organism, the parasite, depends on another organism, the host, for its metabolic needs. In this relationship, the host is usually harmed. This distinguishes it from other options like symbiosis, commensalism, and mutualism, which do not necessarily involve harm to the host.
48.
Type of symbiosis in which both host and parasite benefit.
Correct Answer
D. Mutualism
Explanation
Mutualism is a type of symbiosis in which both the host and the parasite benefit. In this relationship, both organisms rely on each other for survival and gain advantages from the interaction. Unlike parasitism, where one organism benefits at the expense of the other, mutualism is a cooperative relationship where both parties benefit. Normal flora refers to the microorganisms that live on or inside the body without causing harm, while commensalism is a type of symbiosis where one organism benefits while the other is unaffected.
49.
Organisms that are normally and consistently found in or on the body in the absence of disease
Correct Answer
A. Normal Flora
Explanation
Normal flora refers to the microorganisms that live on or in the body without causing disease. These organisms are typically found in specific areas of the body, such as the skin, mouth, and intestines. They have a mutually beneficial relationship with the host, as they provide certain benefits such as aiding in digestion and preventing the growth of harmful bacteria. The presence of normal flora is essential for maintaining the overall health and balance of the body.
50.
Which of the following is treated with Terbinafine? Select all that apply.
Correct Answer(s)
A. Tinea Corporis
B. Tinea Unguium
C. Tinea Cruris
E. Tinea Pedis
Explanation
Terbinafine is a medication used to treat fungal infections. Tinea Corporis, Tinea Unguium, Tinea Cruris, and Tinea Pedis are all types of fungal infections that can be effectively treated with Terbinafine. Therefore, the correct answer is Tinea Corporis, Tinea Unguium, Tinea Cruris, and Tinea Pedis.