1. Immunology Review
Created by Educational Technology Network

2. Immu 1
Immu 2
Immu 3
Immu 4
Immu 5 10 20 30 40 50

3. Immu
Which row in the chart below contains an event that is paired with an appropriate response in the human body?
Row
Event
Response 1
A virus enters the bloodstream
Increased production of antibodies 2
Fertilization of an egg
Increased levels of testosterone 3
Dehydration due to increased sweating
Increased urine output 4
A drop in the rate of digestion
Increased respiration rate

4. Immu 1 Answer – 10 1 A virus enters the bloodstream
Increased production of antibodies

5. Immu
State one way white blood cells protect the body from foreign microbes.

6. Immu 1 Answer – 20 Engulf pathogens Produce antibodies
Mark invaders for destruction
Remember antigens from past exposure, which speeds up antibody production with a second exposure

7. Immu 1 - 30 A function of white blood cells is to
Transport oxygen to body cells
Produce hormones that regulate cell communication
Cary glucose to body cells
Protect the body against pathogens

8. Immu 1 Answer – 30
4. Protect the body against pathogens

9. Immu
In some people, substances such as peanuts, eggs, and milk cause an immune response. This response to usually harmless substances is most similar to
Action of the heart as the intensity of exercise increases
Mechanism that regulates the activity of guard cells
Action of white blood cells when certain bacteria enter the body
Mechanism that maintains the proper level of antibiotics in the blood

10. Immu 1 Answer – 40
Action of white blood cells when certain bacteria enter the body

11. Immu
State one specific way white blood cells help to protect the human body from pathogens.

12. Immu 1 Answer – 50 By engulfing invaders By producing antibodies
By marking invaders for killing

13. Immu
The diagram below represents an event that occurs in the blood
Which event best describes this event?
Cell A is a white blood cell releasing antigens to destroy bacteria
Cell A is a cancer cell produced by the immune system and it is helping to prevent disease
Cell A is a white blood cell engulfing disease-causing organism
Cell A is protecting bacteria so they can reproduce without being destroyed by predators
Cell A

14. Immu 2 Answer – 10
3. Cell A is a white blood cell engulfing disease-causing organism

15. Immu
Bacteria and dead cells are removed from circulatory fluid in the
Urinary bladder
Gallbladder
Alveoli
Lymph nodes

16. Immu 2 Answer – 20
4. Lymph nodes

17. Immu
The diagram below shows a cell in the human body engulfing a bacterial cell
The cell labeled X is most likely a
Red blood cell
White blood cell
Liver cell
Nerve cell X

18. Immu 2 Answer – 30
2. White blood cell

19. Immu
Some human white blood cells help destroy pathogenic bacteria by
Causing mutations in the bacteria
Engulfing and digesting the bacteria
Producing toxins that compete with bacterial toxins
Inserting part of their DNA into the bacterial cells

20. Immu 2 Answer – 40
2. Engulfing and digesting the bacteria

21. Immu
The immune system of humans may respond to chemicals on the surface of an invading organism by
Releasing hormones that break down these chemicals
Synthesizing antibodies that mark these organisms to be destroyed
Secreting antibiotics that attach to these organisms
Altering a DNA sequence in these organisms

22. Immu 2 Answer – 50
Synthesizing antibodies that mark these organisms to be destroyed

23. Immu
Which activity is not a response of human white blood cells to pathogens?
Engulfing and destroying bacteria
Producing antibodies
Identifying invaders for destruction
Removing carbon dioxide

24. Immu 3 Answer – 10
4. Removing carbon dioxide

25. Immu
A researcher needs information antigen-antibody reactions. Searching for which phrase would lead the researcher to information about these reactions?
Protein synthesis
Energy sources in nature
White blood cell activity
DNA replication

26. Immu 3 Answer – 20
3. White blood cell activity

27. Immu 3 - 30 Which function is associated with phagocytes in the blood?
Initiating blood clots
Transporting dissolved nutrients
Producing hormones
Engulfing bacteria

28. Immu 3 Answer – 30
4. Engulfing bacteria

29. Immu
What phase does not describe a way the human body responds to fight disease?
Destruction of infectious agents by white blood cells
Production of antibodies by white blood cells
Increased production of white blood cells
Production of pathogens by white blood cells

30. Immu 3 Answer – 40
4. Production of pathogens by white blood cells

31. Immu
Lymphocytes are blood cells that are most closely associated with
Antibody production
Oxygen transport
Clot formation
Carbon dioxide transport

32. Immu 3 Answer – 50
1. Antibody production

33. Immu
It is recommended that people at risk for serious flu complications be vaccinated so that their bodies will produce
Antigens to fight the flu virus
Antibodies against the flu virus
Toxins to fight the infection caused by the flu virus
Antibiotics to reduce symptoms caused by the flu virus

34. Immu 4 Answer – 10
2. Antibodies against the flu virus

35. Immu
Drugs to reduce the risk of rejection are given to organ transplant patients because the donated organ contains
Foreign antigens
Foreign antibodies
DNA molecules
Pathogenic microbe

36. Immu 4 Answer – 20
1. Foreign antigens

37. Immu 4 - 30 X The diagram below represent the human lymphatic system
A major function of the structures labeled X is to
Pump lymph in the proper direction
Transport glucose throughout the body
Filter bacteria and dead cells from the lymph
Remove undigested food from the blood X

38. Immu 4 Answer – 30
3. Filter bacteria and dead cells from the lymph

39. Immu
When a new viral infection appears in a population, scientists usually try to develop a vaccine against the virus. Which substances would most likely be contained in the new vaccine?
live bacteria that ingest viruses
White blood cells from an infected individual
Weakened viruses associated with the infection
A variety of microbes that will attack the virus

40. Immu 4 – 40
3. Weakened viruses associated with the infection

41. Immu
The virus that causes AIDS is damaging to the body because it
Targets cells that fight invading microbes
Attacks specific red blood cells
Causes an abnormally high insulin level
Prevents the normal transmission of nerve impulses

42. Immu 4 Answer – 50
1. Targets cells that fight invading microbes

43. Immu
To replace burned skin, doctors can successfully transplant replacement skin taken from another part of the body of the burn victim. Which statement best explains why the transplanted skin is not rejected.
The transplanted skin is damaged, making the immune system nonfunctional
The antigens of the replacement skin are the same as those of the damaged skin
Burn victims lose so much blood that white blood cells cannot cause an immune response
There is no blood supply to the skin, so mixing of antigens does not occur

44. Answer 5 – 10
The antigens of the replacement skin are the same as those of the damaged skin

45. Immu
The virus that causes AIDS is damaging to the body because it
Targets cells that fight invading microbes
Attacks specific red blood cells
Causes an abnormally high insulin level
Prevents the normal transmission of nerve impulses

46. Immu 5 Answer – 20
Targets cells that fight invading microbes

47. Immu
In 1995, during the Ebolo virus outbreak, approximately 80% of the infected individuals died. Which statement is an inference that could be made based on this information?
The individuals who survived were able to produce antibodies against the Eboli virus
The individuals who survived were not exposed to the Eboli antigens
Eighty percent of the population had a natural immunity to the Eboli virus.
Eight percent of the population was infected with a viral antigen.

48. Immu 5 Answer – 30
The individuals who survived were able to produce antibodies against the Eboli virus

49. Immu
Which statement best describes how a vaccination can help protect the body against disease?
Vaccines directly kill the pathogens that causes the disease
Vaccines act as a medicine that cures the disease
Vaccines cause the production of specific molecules that will react with and destroy certain microbes
Vaccines contain white blood cells that engulf harmful germs and prevent the from spreading throughout the body

50. Answer 5 – 40
Vaccines cause the production of specific molecules that will react with and destroy certain microbes

51. Immu
Certain microbes, foreign tissues and some cancerous cells cause immune responses in the human body because all three contain
Antigens
Enzymes
Fats
Cytoplasm

52. Immu 5 Answer – 50
1. Antigens