[RECALLS] Sec A Prelims - Immuno and Blood Flashcards

1
Q

HIV AIDS

A

CD4 T helper cell

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2
Q

Highest Concentration of Immunoglobulin Class in newborn

A

IgG

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3
Q

What decreases O2 affinity for hemoglobin?

A

Increase in 2,3 - DPG and increase temperature

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4
Q

Positive tuberculin skin test delayed hypersensitivity reaction
indicates:

A

CELL-Mediated immunoresponse?

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5
Q

Epitope:

A

site on an antigen where an antibody attaches

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6
Q

Parts of complement that increase capillary

permeability

A

C3a
C4a
C5a

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7
Q

Thrombus in Popliteal vein

A

Increased fibrinogen content of thrombus

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8
Q

Common pathway starts with factor x

A

Stuart factor

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9
Q

T cells produce the following Interleukins, except

A

IL 1

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10
Q

Failure of nuclear maturation and cell division

A

Cyanocobalamin

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11
Q

Fahraeus-Lindqvist phenomenon

A

viscosity decreases steeply at lower radii

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12
Q

Activated by negative surfaces

A

intrinsic pathway

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13
Q

Can be measured in Prothrombin Time EXCEPT?

A

Factor XII

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14
Q

Plasma can form clot.

A

True

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15
Q

Erythropoeitin

A

Differentiation of BFU to Proerythroblast

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16
Q

C5A

A

Increases vascular permeability

17
Q

Farenhus lindqvst

A

Viscosity and vessel radius

18
Q

Hematocrit

A

Fraction of RBC

19
Q

Bleeding

A

Increase reticulocytes

20
Q

Popliteal vein

A

Thrombus high in fibrin

21
Q

ESR

A

Fibrinogen level

22
Q

AIDS

A

CD4

23
Q

Not true of MHC Class II

A

B cells macrophage - T Helper

24
Q

NK cells

A

Attack virus infected cell prior to sensitization

25
Q

Complement elicit lysis:

A

Introducing complement proteins to the

cell membrane

26
Q

First factor in the common pathway:

A

Factor X

27
Q

How long can antibody production be detected:

A

1 week

28
Q

Induce platelet production

A

TPO