1.
A ______ is a submicroscopic structure capable of infesting almost all plants and animals, including bacteria.
Explanation
They cause common colds and other respiratory and gastroinstinal infections. Viruses that plague humans are measles, mumps, chicken pox, smallpox, rabies, yellow fever, hepatitis, polio, influenza, and HIV/AIDS.
2.
One difference between viruses and bacteria is that a _______ lives only by penetrating cells and becoming part of them, while _______ are organisms that can live on their own.
Correct Answer
B. Bacteria, Virus
Explanation
It is for this reason that bacterial infections can usually be treated with specific antibiotics while viruses are hard to kill without harming the body in the process.
3.
A disease marked by the inflammation of the liver.
Correct Answer
E. Hepatitis
Explanation
It is caused by a bloodborne virus similar to HIV in transmission.
4.
The virus that causes AIDS is known as...
Correct Answer
C. HIV
Explanation
HIV is passed from person to person through blood and other body fluids, such as semen and vaginal secretions. A person can be infected with HIV for up to 11 years without having symptoms.
5.
The illness usually lasts about three weeks. Symptoms are similar to those of the flu. Adults often have yellowing of the skin or the eyes. The disease is spread through close household contact.
Correct Answer
C. Hepatitis A
Explanation
Continued from above: Such as common bathroom use; poor sanitation; poor personal hygiene,; contaminated food, milk, water, and shellfish; infected food handlers; and sexual contact. A vaccine is available.
6.
This illness can cause long-term hepatitis, cirrhosis, and/or liver cancer. About half the people with the disease do not have symptoms, although the disease can mirror the flu.
Correct Answer
C. Hepatitis B
Explanation
Hepatitis B (HBV) Standard, is primarily transferred through sexual contact or parenteral exposure (piercing mucous membranes or skin barrier) to blood or blood products. A vaccine is available.
7.
The illness can progress slowly, and about one-third of those with the illness do not have symptoms, though symptoms can include fatigue and stomach pain.
Correct Answer
B. Hepatitis C
Explanation
Hepatitis C (HCV) is transferred through parenteral contact and sexual activity with infected partners. No vaccine is available.
8.
AIDS stands for....
Correct Answer
D. Acquired Immune Deficiency Syndrome
Explanation
AIDS, the disease, breaks down the body's immune system.
9.
HIV can be transmitted by holding hands, hugging, kissing, sharing food or household items like the telephone or even the toilet seat.
Correct Answer
B. False
Explanation
False. It is transmitted through unprotected sexual contact, the sharing of needles by intravenous (IV) drug users, and accident s with needles in health-care settings. It can enter the bloodstream through cuts and sores and can be transmitted in the salon by a sharp implement.
10.
Pathogenic bacteria or viruses can enter the body through:
Correct Answer
A. A break in the skin, the mouth, the nose, the eyes or ears, unprotected sex
Explanation
A break in the skin, such as a cut, pimple, or scratch.
The mouth, contaminated water or food.
The nose (air).
The eyes or ears.
Unprotected sex.
11.
The body fights infection by means of:
Explanation
Unbroken skin, which is the body's first line of defense.
Body secretions, such as perspiration and digestive juices.
White cells within the blood that destroy bacteria.
Antitoxins that counteract the toxins produced by bacteria and viruses.
12.
Disease-causing bacteria or viruses that are carried through the body in the blood or body fluids, such as hepatitis and HIV, are called ________ pathogens.
Correct Answer
C. Bloodborne
Explanation
Bloodborne pathogens are disease-causing bacteria or viruses that are transmitted through the blood or other body fluids. Examples of bloodborne pathogens include hepatitis and HIV. These pathogens can be spread through contact with infected blood or body fluids, such as through needlestick injuries, sexual contact, or sharing contaminated needles. It is important to take precautions to prevent the transmission of bloodborne pathogens, such as using personal protective equipment and practicing good hygiene.