Serology chap 2 Flashcards Preview

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Flashcards in Serology chap 2 Deck (29):
1

Part
In sweat
Sebacous glands
Ph

Unbroken skin & mucosal membrane Lactic acid
Fatty acids
5.6

2

Induce turbulence
Contains antimicrobial substances
Trap particle
Part / system

Nasal hair
Nasa secretions
Mucous secretions
Respiratory system

3

Generally sterile due to low ph

Stomach

4

Contain few bacteria & as distal end of ileum is reached flora increases

Si

5

Enormous numbers of microorganisms
% of fecal dry weight

Colon
50-60

6

Bactericidal in male

Spermine & zinc

7

Gut commensals produce

Colicins

8

Movement through blood bessels

Diapedesis

9

Chemical messengers

Chemotaxins

10

Help make neutrophil sticky & enhance adherence

Selectins

11

Margilation
Extravisasion

Adherence
Diapedesis

12

Neutralize mast cell and basophil

Eosinophil

13

Induce and maintain hypersensitivity rxn

Basophil

14

Vasocative amine contracts smooth muscle

Histamine

15

Lack hydrolytic enzymes but peroxidase is oresent

Basohpil

16

Resmebles bashophil

Mast cells

17

What type of macrophage is in steady state : detects presence of microbe
; growth & remodeling of organs

Resident macrophage

18

What macrophage develop from circulatinng monocytes

Recruited

19

Phagocytise ag & prensent it to helper T cell

Dendritic cell

20

Produce receptors specific for diverse ag

Lympho

21

Key mediator of adaptive immunity

Lymphocytes

22

Express receptor but not perform function

Naive lympho

23

Location of b lymph

Bone marrow

24

Only cells produce Ab

B lympho

25

Dislays cd4

Helper t cells

26

Display cd8

Cytotoxic t cells

27

Displays cd4+

Regulatory t cells

28

Inhibits an immune response

Regulatory t c ells

29

Important in suppressing autoreactive response

Regulatory t cells