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Flashcards in Chapter 22 Deck (20)
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0

What destroys defective red blood cells and acts as a blood reservoir?

Spleen

1

The immune system can directly respond to an antigen inside a cell. True or false

False

2

What are the two different types of inflammatory responses?

Local and systemic

3

Which statement is true about foreign antigens

They are not produced by the body.
They can trigger allergic reactions.
Both a and b

4

Which T-cell stimulates killer T-cells

Helper

5

Adenoids refer to enlarged

Pharyngeal tonsils

6

Memory of immunity can be described as

Ability to remember antigens

7

Opsonins

Increase susceptibility to phagocytosis

8

--blank-- immunity is genetically determined and present at birth

Innate

9

Adaptive immunity involves

Antibodies
Cytotoxic T-cells
Regulatory T-cells
All of the above

10

Thymosine is most important in

T-cell maturation

11

Cytotoxic T-cells

Lyse cells infected with viruses

12

Where are Peyer Patches found?

Distal half of small intestine and appendix

13

Interferons

Proteins that protect the body against viral infections

14

WBC are

Leukocytes

15

The 3 main functions of the lymphatic system

Defense, lipid absorption, fluid balance

16

What tissue does not contain lymphatic vessels?

Central nervous system

17

The spleen

Contains more red pulp than white

18

Why does the secondary response provide better protection than the primary response?

Antibodies are produced quickly and in greater amounts

19

Specificity is an ability of

Adaptive immunity