Module 6

Question 1

The amount of radiation absorbed by the body is measured in rads, or __________.

a. radiation-absorbed doses.
b. roentgen-absorbed doses.
c. radiation-emission number.
d. radiation ionizing rate.

Answer 1

a. radiation-absorbed doses.

Question 2

During the development of hyperthermia, the state of heat exhaustion is indicated when:

a. body core temperature is very high.
b. skeletal muscle spasms occur.
c. hypovolemia and fainting occur.
d. the cool-down process is too rapid.

Answer 2

c. hypovolemia and fainting occur.

Question 3

Inhalants can be:

a. a particulate such as asbestos.
b. gaseous, such as sulfur dioxide.
c. a solvent, such as benzene.
d. A, B, and C.

Answer 3

d. A, B, and C.

Question 4

Which of the following is considered carcinogenic?

a. Lead
b. Carbon dioxide
c. Inhaled particulates
d. Mercury

Answer 4

c. Inhaled particulates

Question 5

Institutions frequently have outbreaks of infection associated with poultry products contaminated by:

a. E. coli.
b. Salmonella.
c. Listeria.
d. HIV.

Answer 5

b. Salmonella.

Question 6

Which of the following is likely to result from lead poisoning?

a. Damage to the brain and peripheral nerves
b. Inflammation and fibrosis in the lungs
c. Various cancers
d. Displacement of oxygen from hemoglobin

Answer 6

a. Damage to the brain and peripheral nerves

Question 7

Radiation damage may occur from repeated exposure to:

a. ultraviolet rays.
b. X-rays.
c. radioactive substances.
d. A, B, and C

Answer 7

d. A, B, and C

Question 8

Which of the following is a potential effect of a bite or sting?

a. Immediate heart failure
b. Anaphylaxis
c. Severe nausea, vomiting, and diarrhea
d. Bone marrow damage

Answer 8

b. Anaphylaxis

Question 9

What is/are signs of hypothermia?

a. Systemic vasodilation
b. Lethargy and confusion
c. Nausea and cramps
d. Rapid but strong pulse

Answer 9

b. Lethargy and confusion

Question 10

Bites from both wild and domesticated animals may cause:

a. anaphylaxis.
b. Shigella outbreaks.
c. rabies.
d. severe pain and headache.

Answer 10

c. rabies.

Question 11

Choose the correct effects of exposure to the ears to very cold temperatures:

a. Loss of sensation
b. Lethargy and confusion
c. Vascular occlusions
d. A and C

Answer 11

d. A and C

Question 12

Which of the following types of cells are most likely to be damaged to exposure to radiation?

a. Bone and cartilage
b. Skeletal and smooth muscle
c. Peripheral and central neurons
d. Epithelial tissue and bone marrow

Answer 12

d. Epithelial tissue and bone marrow

Question 13

Two types of eye damage that can be cause by a laser beam are:

a. chemical and structural.
b. thermal burn and photochemical damage.
c. tissue necrosis and vascular occlusions.
d. formation of deep lesions in the optic nerve and in the sclera.

Answer 13

b. thermal burn and photochemical damage.

Question 14

A common illness for tourists in developing countries is “traveler’s diarrhea,” often caused by:

a. Salmonella
b. Shigella
c. E. coli
d. Listeria

Answer 14

c. E. coli

Question 15

Which of the following events would most likely cause a person to faint and experience difficulty breathing?

a. Exposure to gamma rays
b. Eating fish containing mercury
c. An insect sting
d. Inhalation of asbestos particles

Answer 15

c. An insect sting

Question 16

During the development of hyperthermia, the stage of heat stroke is marked by:

a. shock and coma.
b. hypervolemia and headache.
c. diaphoresis and decreasing body temperature.
d. dizziness, fainting, and headache.

Answer 16

a. shock and coma.

Question 17

Which statement applies to food poisoning?

1. It results from consuming contaminated food and water.
2. It often causes gastroenteritis, including vomiting and diarrhea.
3. Outbreaks occur frequently in institutions.
4. It is often cause by Escherichia coli, normally found in the stomach.

a. 1, 3
b. 2, 4
c. 1, 2, 3
d. 1, 3, 4

Answer 17

c. 1, 2, 3

Question 18

The term pica refers to:

a. the consumption of nonfood substances such as clay.
b. diffuse edema and degeneration of neurons in the brain.
c. particulates in the respiratory tract.
d. high levels of mercury in the blood.

Answer 18

a. the consumption of nonfood substances such as clay.

Question 19

What is/are the signs of hypothermia?

a. Systemic vasodilation
b. Lethargy and confusion
c. Nausea and cramps
d. Rapid but strong pulse

Answer 19

b. Lethargy and confusion

Question 20

Radiation damage may occur from repeated exposure to:

a. ultraviolet rays.
b. X-rays.
c. radioactive substances.
d. A, B, and C.

Answer 20

d. A, B, and C.

Question 21

Illness in institutions may be tracked back to food handlers who:

a. are carriers of pathogens.
b. do not practice adequate hand-washing or sanitization.
c. bring in pathogens from home or the community.
d. A, B, and C.

Answer 21

d. A, B, and C.

Question 22

Bites and stings cause disease in which three ways?

a. Injection of toxins, transmission of infectious agents, or allergic reactions
b. High fever and chills, transmission of infectious agents, or nausea and vomiting
c. Bone marrow damage, extensive skin rashes, or allergic reactions
d. Injection of neurotoxins, transmission of infectious agents, or kidney damage

Answer 22

a. Injection of toxins, transmission of infectious agents, or allergic reactions