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Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Infectious diseases can be spread by means of
a.
the environment.
c.
animals.
b.
food and water.
d.
all of the above
 

 2. 

Which action does not keep your immune system working effectively?
a.
eating right
b.
avoiding close contact with healthy people
c.
getting enough sleep
d.
exercising regularly
 

 3. 

Which of the following does not cause infectious diseases?
a.
protozoa
c.
white blood cells
b.
fungi
d.
viruses
 

 4. 

Which of the following is an infectious disease?
a.
cancer
c.
heart disease
b.
flu
d.
all of the above
 

 5. 

Which of the following cause infectious diseases?
a.
genetic disorders
c.
air pollutants
b.
toxic chemicals
d.
microorganisms
 

 6. 

Infectious diseases can be spread by contact with
a.
an infected person.
b.
an infected animal.
c.
a contaminated object or environmental source.
d.
all of the above
 

 7. 

One common type of food poisoning is caused by salmonella bacteria which are often present in which foods?
a.
vegetables
c.
canned foods
b.
poultry, eggs, and meats
d.
all of the above
 

 8. 

Your body’s ability to destroy pathogens that it has previously encountered is called
a.
inflammation.
c.
immunity.
b.
immunization.
d.
vaccine.
 

 9. 

Tetanus is usually spread by contact with
a.
an infected person.
c.
an infected animal.
b.
contaminated food and water.
d.
contaminated soil.
 

 10. 

What is the body’s last and most complicated line of defense against infection?
a.
digestive system
c.
circulatory system
b.
immune system
d.
endocrine system
 

 11. 

Which of the following are organisms that cause disease?
a.
antibodies
c.
pus
b.
antibiotics
d.
pathogens
 

 12. 

Which of the following is an infectious disease caused by a virus for which there is no vaccine?
a.
measles
c.
cold
b.
mumps
d.
all of the above
 

 13. 

The diseases ringworm and athlete’s foot are caused by
a.
bacteria.
c.
fungi.
b.
parasitic worms.
d.
viruses.
 

 14. 

Which of the following is not a long-term strategy for preventing disease?
a.
avoiding stress
c.
skipping meals
b.
getting immunized
d.
exercising regularly
 

Completion
Complete each statement.

Completion (Answers)

a.

protozoa
 

 

a.

symptom

 

 

 

b.

acids

 

 

 

b.

viruses

 

 

 

c.

bacterial

 

 

 

c.

bacteria

 

 

 

d.

fungus
 
 

 

d.

protozoan

 

 

 

e.

parasite
 

 

 

e.

drugs

 

 

 

a.

combination
 

 

 

a.

mosquito

 

 

 

b.

pus

 

 

 

b.

pus

 

 

 

 

 15. 

Infectious diseases are caused by bacteria, viruses, fungi, ____________________, and parasites.
 

 16. 

A ____________________ of a disease is something an ill person can feel or see.
 

 17. 

Bacteria can be killed by ____________________ in sweat and in the stomach.
 

 18. 

Some common diseases caused by ____________________ are the flu, measles, a cold, and mononucleosis.
 

 19. 

Antibiotics can be used to help cure ____________________ infections.
 

 20. 

Some common diseases caused by ____________________ are tetanus, strep throat, sinus infections, and salmonellosis.
 

 21. 

A common disease caused by a(n) ____________________ is athlete’s foot.
 

 22. 

A common disease caused by a(n) ____________________ is amebic dysentery.
 

 23. 

A common disease caused by a(n) ____________________ is head lice.
 

 24. 

A common way to prevent and treat malaria is with anti-malarial ____________________.
 

 25. 

Body lice can be killed using a ____________________ of methods.
 

 26. 

The malaria protozoan is transmitted to humans through a ____________________ bite.
 

 27. 

The yellowish substance that builds up around an injury in the process of inflammation is ____________________.
 

Matching
 
 
Match each item with the correct statement.
a.
communicable disease
d.
lymphatic system
b.
bacteria
e.
hepatitis
c.
virus
a.
symptom
d.
fungus
b.
antibiotic
e.
pathogen
c.
vaccine
a.
inflammation
d.
salmonellosis
b.
meningitis
e.
amebic dysentery
c.
antibiotic resistance
a.
white blood cells
 

 28. 

a medication that kills or slows the growth of bacteria
 

 29. 

a single-celled organism that can cause disease.
 

 30. 

a disease that is usually passed from one person to another
 

 31. 

an inflammation of the membranes covering the brain and spinal cord
 

 32. 

a reaction to injury or infection, which is characterized by pain, redness, and swelling
 

 33. 

an organism that absorbs and uses nutrients of living or dead organisms
 

 34. 

any agent that causes disease
 

 35. 

the smallest pathogens
 

 36. 

an injected substance that causes you to become immune to a disease
 

 37. 

a bacterial infection of the digestive system, usually spread by eating contaminated food
 

 38. 

cells in the blood whose primary job is to defend the body against disease
 

 39. 

disease caused by an ameba present in drinking water
 

 40. 

a network of vessels that carries a clear fluid called lymph through the body
 

 41. 

a condition in which bacteria can no longer be killed by a particular antibiotic
 

 42. 

a change that a person notices in his or her body or mind and that is caused by a disease or disorder
 

 43. 

an inflammation of the liver
 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Section: What Are Infectious Diseases?

Match the pathogen on the top with the disease that it causes on the bottom.

a. virus

b. protozoa

c. fungus

d. bacteria

e. parasite

______ 44. athlete’s foot

______ 45. malaria

______ 46. body lice

______ 47. common cold

______ 48. tetanus

Section: Protecting Yourself from Infectious Diseases

Write the letter of the correct answer on the lines provided.

______ 49. Which of these are not ways to prevent the spread of infectious diseases?

a. Be vaccinated for viral diseases like measles.

b. Wash hands with water only; do not use soap.

c. Use disposable tissues when coughing or sneezing.

d. Use an insect repellent when around insects, and wear long-sleeved shirts and pants when in long grass.

______ 50. Which of these is not a physical barrier of your body to disease?

a. skin

b. mucous membranes

c. chemicals

d. hair

______ 51. The proteins in your immune system that fight disease are called

a. lymph cells.

b. white blood cells.

c. amino acids.

d. antibodies.

______ 52. If you want to stay well, which of these should you do?

a. exercise regularly

b. eat a balanced diet

c. get enough sleep

d. all of the above

______ 53. When you are sick, which of these should you do?

a. drink fluids and rest

b. go to school

c. push yourself to feel better

d. stop taking medicine as soon as you start to feel a little better

Section: Common Infectious Diseases

Write the letter of the correct answer on the lines provided.

______ 54. Which of these is not a disease that can be treated with antibiotics?

a. flu

b. strep throat

c. tetanus

d. sinus infection

______ 55. Which of these is not a viral disease?

a. measles

b. common cold

c. salmonellosis

d. mononucleosis

______ 56. Which of these diseases cannot be prevented through vaccination?

a. common cold

b. mumps

c. flu

d. measles

______ 57. Which of these diseases is caused by a parasite?

a. amebic dysentery

b. body lice

c. jock itch

d. meningitis

______ 58. Which of these diseases is caused by a fungus?

a. common cold

b. mononucleosis

c. pinworms

d. athlete’s foot

Preventing Infectious Diseases

PART I

Match the definitions on the right with the terms on the left.

______ 59. antibiotic resistance

______ 60. bacteria

______ 61. infectious disease

______ 62. vaccine

______ 63. symptom

______ 64. amebic dysentery

______ 65. pathogen

______ 66. virus

a. disease that is caused by an agent that has invaded the body

b. a single-celled microorganism that can cause disease

c. an agent that causes diseases such as cold or flu

d. an inflammation of the intestine caused by an ameba

e. any agent that causes disease

a. a change that a person notices in his or her body or mind that is caused by a disease or disorder

b. an injection of a small amount of a (usually dead) pathogen that will provide protection against the pathogen and the disease it causes

c. a condition in which bacteria can no longer be killed by a particular antibiotic

PART II

Write the letter of the correct answer on the lines provided.

______ 67. Which of the following is an infectious disease?

a. cancer

b. flu

c. heart disease

d. all of the above

______68. Infectious diseases can be spread by

a. sneezing.

b. kissing.

c. sharing drinking glasses.

d. All of the above

______69. Some infectious diseases can be passed from animals to humans. One such disease is

a. ringworm.

b. malaria.

c. Lyme disease.

d. All of the above

______70. Jack was picnicking with his family on a hot day. All the egg salad sandwiches, fried chicken, and apples got warm in the car, and everyone got food poisoning. The infection could probably have been prevented if

a. the hands and utensils had been kept clean when preparing and storing the food.

b. the food had been kept cold.

c. the food had been cooked thoroughly.

d. All of the above

______71. A person can be said to have a disease when he or she

a. has been exposed to a virus.

b. has been exposed to bacteria.

c. has symptoms of the disease.

d. has been immunized.

______72. When a person has been infected with a cold pathogen, he or she may

a. pass the disease on to someone else.

b. develop symptoms.

c. be resistant to the pathogen.

d. All of the above

______73. Suppose you put your fingers in your mouth without washing your hands. What is one of the first lines of defense against any pathogens that you might swallow?

a. white blood cells

b. stomach acid

c. tears

d. antibodies

______74. How can you help prevent antibiotic resistance?

a. Don’t ask the doctor for antibiotics when you have a viral disease.

b. Finish a prescribed antibiotic prescription.

c. neither a nor b

d. both a and b

______ 75. You can develop immunity to a disease by

a. having the disease.

b. getting vaccinated against the disease.

c. Both a and b

d. Neither a nor b

______76. Which of the following is an infectious disease that can be cured by antibiotics?

a. cold

b. strep throat

c. mononucleosis

d. all of the above

______77. The chance of getting an infectious disease can be reduced by

a. practicing good hygiene.

b. getting immunizations.

c. keeping your whole body healthy through exercise and a proper diet.

d. All of the above

______78. When you are sick, you should

a. drink plenty of fluids.

b. keep going to school.

c. take medicines only until you feel better.

d. get less sleep than usual.

Preventing Infectious Diseases

PART I

Match the disease to its cause and its treatments. Both causes and treatments can be used more than once.

______ 79. flu

______ 80. strep throat

______ 81. salmonellosis

______ 82. cold

______ 83. mononucleosis

______ 84. sinus infection

a. bacteria

b. virus

c. rest and fluids

d. antibiotics

PART II

Write the letter of the correct answer on the lines provided.

______ 85. Which source of water is least likely to be contaminated with pathogens?

a. lake

b. bird bath

c. kitchen faucet

d. all of the above

______ 86. Identify the statement below that is not true about antibiotic resistance.

a. A strain of bacteria will not be killed if it develops this.

b. You should finish all of your prescribed antibiotic to prevent it.

c. Antibiotic-resistant bacteria cannot spread to other people.

d. Antibiotic-resistant bacteria have made many diseases hard to treat.

______ 87. Your body fights an infectious disease with several defenses. Physical barriers are one defense. Which statement does not describe one of these barriers?

a. Hair on your head catches many pathogens and does not allow

them to enter your body.

b. Chemicals that your body produces kill pathogens.

c. Mucous membranes line the digestive tract.

d. Tears contain a protein that kills bacteria.

______88. Which type of medical intervention is not an appropriate way to stay well?

a. a medical checkup each year

b. a dental checkup every six months

c. vaccinations according to schedule

d. taking antibiotics regularly in case you are harboring a pathogen

______89. If you recognize symptoms of infection, what are the appropriate actions for you to take?

a. schedule an appointment at the doctor

b. stay home from school if you have a fever

c. both of these actions

d. neither of these actions

______90. Which statements are true of tetanus?

a. symptoms are severe muscle spasms

b. the bacterial agent is usually found in soil

c. the bacterial agent can enter your body through a cut or wound

d. all of the above

______91. Which statement is not true of viral diseases?

a. Treatment usually consists of rest and fluids.

b. Antibiotics are always needed.

c. Some are preventable through vaccination.

d. They can be passed from person to person.

______92. Fungi are a source of

a. food

b. drugs

c. infection

d. All of the above

______93. What type of pathogen causes malaria and how is it spread?

a. protozoan; mosquitoes

b. parasite; fleas

c. fungus; mosquitoes

d. virus; lice

______94. What is a common parasitic infection in the United States?

a. athlete’s foot

b. amebic dysentery

c. body lice

d. salmonellosis

______ 95. Which organization is not watching for infectious diseases in the United States?

a. National Aeronautics and Space Administration

b. National Institutes of Health

c. neither a nor b

d. both a and b