AnswersCR Foundations of Personal Wellness S2 ELECTIVE Y4904OXPreventing Communicable Diseases

Preventing Communicable Diseases Answers

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1
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If asked whether exercise is important for keeping optimal immune health, what would be the BEST answer?

A
No, the only way to boost immune health is to receive regular doctor's checkups.
B
No, the only way to boost your immune system is to eat a healthy diet.
C
Yes, daily exercise can boost your immune health.
D
Yes, daily exercise increases stress, which can increase your immune health.
2
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Which of the following terms is NOT used to refer to white blood cells?

A
T Cell
B
Phagocyte
C
Platelet
D
B Cell
3

In order for a physical barrier to be effective in preventing infection, the barrier must __________.

A
prevent the substance from entering the body, trap the substance when it first enters the body, or flush the substance out of the body
B
destroy the substance before it enters the body, prevent the substance from reproducing, or flush the substance out of the body
C
trap the substance in the body, remove the substance from the body, or prevent the substance from reproducing
D
flush the substance from the body, transport the substance in the body, or destroy the substance in the body
4

A product claims that it will boost your immune health. Which of the following would be the BEST response to such a claim?

A
The only way to boost your immune health is to lose weight and sleep more.
B
Vaccinations are the only thing that research has shown can benefit an individual's immune system.
C
Multiple research studies have proven the value of many different foods and vitamins on your immune health.
D
Products are not proven to increase immune health, but research shows that a healthy lifestyle will benefit your immune system
5

Select the statement that BEST describes the specific roles of white blood cells in the immune response.

A
Platelets and antigens are types of white blood cells that control the immune response.
B
T cells and C cells produce antigens that are able to recognize and attack cells with antibodies.
C
Platelets and red blood cells produce antigens, which allows T cells and B cells to recognize antibodies.
D
T cells attack antigens on foreign substances and B cells produce antibodies.
6

Why are regular visits to the doctor important for maintaining your optimal immune health?

A
to be sure that your overall health is good and to receive the necessary vaccinations
B
to identify any problems with your immune system early and to increase the stress you are under
C
to help avoid making contact with sick people and evaluate your weight
D
to check on the status of your growth and maintain your weight
7

White blood cells use __________ to help identify foreign substances in the body.

A
platelets and white blood cells
B
antibodies and antigens
C
enzymes and red blood cells
D
white blood cells and red blood cells
8

In order to maintain optimal community health, the BEST plan for communities would be to __________.

A
decrease vaccinations and research new treatments and cures
B
create laws that control public behavior, like hand washing and blowing your nose
C
provide community support to elders who are sick and need healthcare treatment
D
provide health services and regulate food and water supplies
9

Avoiding vaccinations during flu season can help you cut down the risk of contracting this communicable disease. Please select the best answer from the choices provided.

A
T
B
F
10

The inflammatory response involves chemical and physical barriers that help protect the body from harmful substances. Please select the best answer from the choices provided.

A
T
B
F
11

A radio announcement advises people to boil their water before drinking it or cooking with it. Which of the following BEST explains why a health services department would broadcast this announcement?

A
It wants to help prevent the spread of communicable diseases through contaminated water.
B
It wants to regulate how water is used to ensure that it is not wasted.
C
It wants to help people prevent the spread of communicable diseases through contaminated food.
D
It wants to help people recover from an illness by drinking clean, safe water.
12

When tissue is damaged, the inflammatory response is activated. Please select the best answer from the choices provided.

A
T
B
F
13

An individual was exposed to a contagious disease but did not become infected. The agent was unable to enter the body and grow because it was stopped by the person's skin. This is an example of how a __________ can prevent disease.

A
chemical barrier
B
physical barrier
C
protective behavior
D
medication Please select the best answer from the choices provide.d

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