AHS 307 Dermatologic Drugs
Based on the final study guide
- 1.
Which of these are antifungal drugs mainly used to treat ringworm?
- A.
Miconazole
- B.
Clotrimazole
- C.
Nitrofurazone
- D.
NSAIDs
- E.
Benzoyl peroxide
Correct Answer(s)
A. Miconazole
B. ClotrimazoleExplanation
Other topical antifungals will do just as well, but these are mainly used for ringworm in veterinary practiceRate this question:
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- 2.
What is used to treat foot rot (thrush), aka pododermatitis?
- A.
Miconazole
- B.
Copper
- C.
Keratolytics
- D.
Antihistimines
Correct Answer
B. CopperExplanation
Also known as KoppertoxRate this question:
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- 3.
Which are some topical antibiotics for the skin?
- A.
Bacitracin + Polymixin (BNP)
- B.
Gentamicin/Neomycin
- C.
Muciprocin
- D.
Nitrofurazone
- E.
Penicillin
- F.
Cefazolin
- G.
Tetracycline
Correct Answer(s)
A. Bacitracin + Polymixin (BNP)
B. Gentamicin/Neomycin
C. Muciprocin
D. NitrofurazoneExplanation
Bacitracin/Polymixin are broad spectrum, and toxic if given orally or injected.
Gentamicin/Neomycin: broad spectrum, can be irritating when used alone.
Muciprocin: narrow spectrum; very effective against staph.
Nitrofurazone: narrow spectrum.Rate this question:
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- 4.
Topical skin anesthetics inhibit the conduction of nerve impulses from sensory nevres, thereby reducing pain and pruritis.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Topical skin anesthetics work by inhibiting the transmission of nerve signals from sensory nerves, resulting in a reduction of pain and itching sensations. This is achieved by blocking the sodium channels in the nerve cells, preventing the generation and conduction of nerve impulses. As a result, the brain does not receive pain signals, leading to temporary numbness and relief from discomfort. Therefore, the statement is true.Rate this question:
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- 5.
Topical anesthetics include:
- A.
Lidocaine
- B.
Tetracaine
- C.
Benzocaine
- D.
Pramoxin
- E.
Propacaine
Correct Answer(s)
A. Lidocaine
B. Tetracaine
C. Benzocaine
D. Pramoxin
E. PropacaineExplanation
Local anesthetics are poorly absorbed from intact skin, but can be absorbed more easily through damaged skinRate this question:
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- 6.
Corticosteroids are antipruritic, anti-inflammatory, and vasoconstrictive, but they delay healing and can cause permanent thinning of the skin. They should be used on lacerated skin and will not produce cushing's like their oral counterparts.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Topical corticosteroids should NOT be put on lacerated skin because it will delay the healing process. Also, they may cause cushing's disease depending on how long term and how often they are used.Rate this question:
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- 7.
Which are keratolytics used in shampoos for animals?
- A.
Sulfur
- B.
Salicylic acid
- C.
Benzoyl peroxide
- D.
Selenium sulfide
- E.
Copper
- F.
Magnesium
Correct Answer(s)
A. Sulfur
B. Salicylic acid
C. Benzoyl peroxide
D. Selenium sulfideExplanation
Keratolytics cause softening and swelling of the cells at the surface of the skin, so that the outer layer of the skin peels off or can peel more easily.Rate this question:
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- 8.
_________ ___________ is a skin condition characterized by abnormal flaking or scaling of the outermost layer of the epidermis.
Correct Answer(s)
Seborrhea dermatitisExplanation
Seborrhea Sicca is dry, flakey skin; Seborrhea Oleosa is oily, flakey skin.Rate this question:
- 9.
Benzoyl peroxide is a keratolytic, antipruritic, antibacterial, and degreasing agent. These shampoos are used to treat seborrhea dermatitis.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Also used to treat moist dermatitis (hot spots), pyoderma, and other moist skin lesions that may be contaminated with bacteria.Rate this question:
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- 10.
A chronic eruption of red patches accompanied by intense itching; this disease has a genetic predisposition, but its expression is modified by environmental factors.
- A.
Atopic dermatitis
- B.
Seborrhea Oleosa
- C.
Seborrhea Sicca
- D.
Pruritis
Correct Answer
A. Atopic dermatitisExplanation
atopic dermatitis is caused by allergies and is treated by antihistimines, allergen avoidance, steroids, fatty acid supplement, allergen specific immunothreapy (vaccine), bathing, or cyclosporine.Rate this question:
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- 11.
Flea Allergy Dermatitis (FAD) is caused by the flea injecting ___________ through its saliva when it bites.
Correct Answer
haptenExplanation
Hapten is a small allergenic protein. Some animals are more allergic than others.Rate this question:
- 12.
What can be used to treat Flea Allergy Dermatitis (FAD)?
- A.
Cyclosporine
- B.
Ketoconazole
- C.
Prednisone
Correct Answer
A. CyclosporineExplanation
Other medications are used to get rid of the fleas. Cyclosporine can also be used to treat atopic dermatitis.Rate this question:
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- 13.
______________ is an exaggerated thickening of the skin in combination with hyperpigmentation making the skin look like elephant skin.
Correct Answer
LinchenificationExplanation
Lichenification is an exaggerated thickening of the skin combined with hyperpigmentation, resulting in a texture that resembles elephant skin. This condition is often caused by chronic irritation or scratching of the skin, leading to an increase in the production of skin cells and melanin. The thickened and darkened skin may appear rough, leathery, and have a distinct texture similar to the skin of an elephant.Rate this question:
- 14.
Which are used to treat lichenification in dogs topically?
- A.
Miconazole
- B.
Clotrimazole
- C.
Ketoconazole
- D.
Itraconazole
- E.
Fluconazole
Correct Answer(s)
A. Miconazole
B. ClotrimazoleExplanation
Miconazole and clotrimazole are both antifungal medications that can be used topically to treat lichenification in dogs. Lichenification is a condition characterized by thickened and hardened skin, often caused by chronic itching and scratching. These medications work by inhibiting the growth of fungi, which can contribute to skin irritation and inflammation. By reducing fungal overgrowth, miconazole and clotrimazole can help alleviate symptoms of lichenification and promote healing of the skin. Ketoconazole, itraconazole, and fluconazole are also antifungal medications, but they may not be as commonly used or as effective for treating lichenification in dogs.Rate this question:
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- 15.
Which are used to treat lichenification in dogs orally?
- A.
Miconazole
- B.
Clotrimazole
- C.
Ketoconazole
- D.
Itraconazole
- E.
Fluconazole
Correct Answer(s)
C. Ketoconazole
D. Itraconazole
E. FluconazoleExplanation
Ketoconazole, itraconazole, and fluconazole are all antifungal medications that can be used orally to treat lichenification in dogs. Lichenification is a skin condition characterized by thickened, rough, and itchy patches. These medications work by inhibiting the growth of fungi, which can contribute to the development of lichenification. By reducing the fungal infection, these medications can help alleviate the symptoms and promote healing of the affected skin in dogs.Rate this question:
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Mar 20, 2023Quiz Edited by
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Dec 01, 2012Quiz Created by
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