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Flashcards in Immunity for Patho Deck (56)
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0

Which immune organ are the main developer of T cells?

Thymus

1

Which lymphatic system part creates B cells?

Bone marrow

2

What is the #1 way to prevent infection?

Washing hands

3

What is the first line of defense?

Intact skin

4

How does mucus help protect the body?

Keeps body from trying out

5

What does mucus do to microbes?

Traps them

6

What enzyme do sweat, tears, and saliva contain?

Lysozyme

7

What does lysozyme do?

Breaks down the cell wall of some bacteria

8

What happens if microbes pass skin and secretions?

Phagocytosis

9

Leukocyte that ingests and destroys pathogens by engulfing them

Phagocyte

10

Giant scavengers or big eaters that develop from monocytes

Macrophage

11

Dead WBCs that are left from phagocytosis create what?

Pus

12

Reaction to any type of injury to body tissues

Inflammation

13

What are the four symptoms of inflammation?

Redness, swelling, pain, heat

14

What causes inflammation?

A release of histamines

15

Group of proteins that attach to pathogens and damage their plasma membrane and attract phagocytes

Complement proteins

16

Where do viruses replicate?

In cells

17

Can phagocytes destroy viruses?

No

18

Protect human cells from viruses

Interferons

19

Where are interferons produced?

Body cells infected by the virus and then they spread to uninfected cells

20

Produce antiviral proteins that disrupt viral replication

Interferons

21

The body recognizes a specific pathogen

Immunity

22

What has the job of immunity?

The lymphatic system

23

What are the 3 main functions of the lymphatic system?

Maintain homeostasis, absorbs fat, and defends against disease

24

Traps foreign particles for filtration

Lymph

25

Tissue fluid that enters lymphatic vessels

Lymph

26

What color is lymph before infection?

Colorless

27

What happens to color of lymph when infected?

It changes colors

28

What must happen to lymph before it returns to the blood?

Must be filtered

29

Fight bacteria and other harmful material that enter your nose and mouth

Tongue and tonsils