AnswersSSCR 26 Biology BThe Immune System

Medicine and the Immune System Answers

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1
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Which scenario does the picture below best represent?

Question illustration
A
An antibiotic caused an increase in antibodies.
B
A vaccine caused an increase in antibodies.
C
An antibiotic destroyed a pathogen.
D
A vaccine destroyed a pathogen.
2
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Why do vaccines build up immunity?

A
The body reduces inflammation when it is exposed to the weakened or dead form of a pathogen.
B
The body increases blood flow when it is exposed to the weakened or dead form of a pathogen.
C
The body raises its temperature when it is exposed to the weakened or dead form of a pathogen.
D
The body produces antibodies when it is exposed to the weakened or dead form of a pathogen.
3

Patient 1 and patient 2 both had a transplant. Which most likely explains why patient 1 had a successful transplant and patient 2 did not?

A
Patient 1 underwent tissue typing, but patient 2 was tested for antigen compatibility.
B
Patient 1 underwent long-term immunosuppressive therapy, but patient 2 was given immunosuppressants during the surgery.
C
Patient 1 began an exercise routine after surgery and maintained it for the rest of his life, but patient 2 led a more sedentary lifestyle.
D
Patient 1 followed a healthy diet low in salt and fat, but patient 2 did not monitor his diet.
4

Which do the green tanks in the picture below represent?

Question illustration
A
vaccine
B
pathogen
C
antibodies
D
antigens
5

Why does the body attack a transplanted organ?

A
The organ has pathogens that the body wants to destroy.
B
The organ is not recognized by the body as being made of self cells.
C
The organ's pH level is not compatible with the recipient's pH level.
D
The organ does not have enough nutrients to support the body.
6

Jamal was cutting the grass and started to sneeze because of the pollen. Which type of medication should he take?

A
antihistamine
B
antibiotic
C
antifungal
D
antiviral
7

Cedric has a low fever and minor aches. Yesterday, he went to the doctor for his booster shot and received the flu shot. Which best explains why he has this reaction?

A
Cedric was given an antibiotic.
B
Cedric was too old for the vaccine.
C
The weakened virus stimulated the immune response and resulted in the minor reaction.
D
The vaccine contained antibodies that caused Cedric to make more antibodies.
8

Which of these would be the most effective at destroying Giardia, a protozoan that infects the intestinal tract?

A
anti-inflammatory
B
antiparasitic
C
pain reliever
D
antihistamine
9

Why is tissue typing necessary before a kidney transplant?

A
to determine the compatibility of the blood types of donor and recipient
B
to determine the compatibility of the organs of donor and recipient
C
to determine the compatibility of antibodies of donor and recipient
D
to determine the compatibility of the blood vessels of donor and recipient
10

Acetaminophen is a medication most commonly given for what purpose?

A
as an antibiotic
B
as an antihistamine
C
as a pain reliever
D
as an antiviral

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