Preventing Communicable Diseases Answers

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1
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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
2
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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.
4

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.
5

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
6

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.
9

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

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