Micro Exam #4 Pt.1

Front 1

Is the innate immune response specific or non- specific?

Back 1

Non specific

Front 2

What is the player of skin where dead cells and and keratin can be found?

Back 2

stratum corneum

Front 3

What type of cells create mucus?

Back 3

goblet cells

Front 4

how does h. pylori work?

Back 4

breaks down mucus in stomach and exposes lining of the stomach to the stomach acid causing ulcers

Front 5

what do lysosomes do?

Back 5

break down cell walls of bacteria

Front 6

what antibody does the lacrimal apparatus contain?

Back 6

Ig A

Front 7

what are lipocalins?

Back 7

A family of proteins which transport small hydrophobic molecules such as steroids, bilins, retinoids, and lipids

Front 8

what is the ciliary escalator?

anatomy?

Back 8

prevents particles and bacteria from entering lungs

9 dublets center

Front 9

what happens in the disease pertussus?

Back 9

cilia sheds (from throat)

Front 10

what do lysosomes in tears do?

Back 10

they bind to iron and makes it limited to bacteria and also flushes out the corea

Front 11

this is found on the skin and is an unsaturated fatty acid with a low ph...

Back 11

sebum

Front 12

perspiration contains lysosomes and ___________.

Back 12

salt

Front 13

gastric secretions maintain a low pH that kills bacteria in the stomach what is it?

Back 13

1-3 pH

Front 14

give 2 examples of microbial antagonism:

Back 14

lactobacillus in vagina

e. coli in colon

Front 15

what are transferring/ ferretins?

Back 15

iron binding plasma proteins

(virulence factor)

Front 16

what are siderophores?

Back 16

iron binding proteins that are produced by bacteria

Front 17

lymphocytes, phagocytes and antibodies are all part of what body system?

Back 17

lymphatic

Front 18

what does the thymus do?

Back 18

matures under developed t cells

Front 19

what does the spleen do ?

Back 19

- filters pathogens in blood ( macrophage)

- removes old blood cells

- stores 240 ml of blood

Front 20

are lymphocytes adaptive yes/ no?

Back 20

yes slightly adaptive

Front 21

what are the 3 types of granulocytes?

Back 21

neutrophils

basophils

eosinophils

Front 22

what is the most abundant leukocyte in the body?

Back 22

neutrophils

70 %

Front 23

what is diapesis?

Back 23

when rbc's leave the vessel

Front 24

true or false nuetrophils are phagocytic?

Back 24

true

Front 25

what is pus?

Back 25

caused by bacteria, primarily dead neutrophils

Front 26

these leukocytes tend to release when there is a parasitic infection:

Back 26

eosinophils

Front 27

eosinophils make up what percentage of wbc's?

Back 27

1-6

Front 28

this agranular wbc is an antigen presenting cell:

Back 28

monocyte

Front 29

what are PAMPs?

Back 29

Pathogen presenting molecular patterns

- peptidoglycan

- lipopolysaccharide

- dsRNA

Front 30

these 2 types of inflammatory mediators are released by wbc's:

Back 30

cytokines and chemokines

Front 31

interleukin 12:

Back 31

activates nk cells

Front 32

interleukin 6:

Back 32

increases antibody activity

Front 33

TNF a:

Back 33

increases vascular permeability

Front 34

CXC- L8:

Back 34

attracts defensive cells to site of infection

Front 35

what do cytokines and chemokine do?

Back 35

- release wbc due to infection

- regulate inflammation and immune resp

Front 36

what is a norm response to tissue damage?

Back 36

inflammation

Front 37

what causes the redness and heat during inflammation?

Back 37

vasodilation

Front 38

what causes the swelling and pain during inflammation?

Back 38

blood vessel permeability

Front 39

describe phagocytic migration?

Back 39

- neutrophils and monocytes migrate to inf

- stick to inner lining of vessels

- pass into surrounding and engulf microorg.

- chemotaxis

Front 40

how many types of interferon are there?

Back 40

3

A

B

Lambda

Front 41

when are the genes for interferon production produced?

Back 41

when the cell is infected

Front 42

what are interferons?

Back 42

antiviral proteins that interfere with viral replication

Front 43

how do interferons stop viral replication?

Back 43

indirectly by activating genes for antiviral proteins

Front 44

what is the compliment system?

Back 44

process that activates inflammatory response

Front 45

what are the 26 proteins in the liver called?

Back 45

serum

Front 46

all bacteria are partially _______ charged? Why?

Back 46

-

to allow antimicrobial proteins that are + charged to bind to them

Front 47

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Back 47

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