adaptive immunity Flashcards

1
Q

active or passive immunity

slow reponse

A

active

  • LONG TERM immunity
  • SLOW response
  • immune system is CHALLENGE
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2
Q

active or passive immunity

antibody is readily available

A

Passive immunity

  • SHORT TERM but IMMEDIATE response
  • ANTIBODY IS READILY AVAILABLE
  • immune system is NOT CHALLENGE

PARANG ETO UNG SA KAPAPANGANAK PALANG SYAO

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3
Q

active or passive immunity

vaccination

A

active

> natural
- natural exposure, infection

> artificial
- vaccination

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4
Q

active or passive immunity

hepa b immunization

A

Passive

> natural
- mother fetus

> artificial

    - injection of artificial serum / antibody coming from other sources such as animals
     - RHOGAM
     - HEPA B IMMUNIZIATION
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5
Q

what is the cell type for humoral branch

a. b lymphocytes
b. t lymphocytes
c. nk cells
d. aita

A

cEll type

> humoral branch
- B LYMPHOCYTES

> cellular branch
- T LYMPHOCYTES

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6
Q

what is the mechanism of cellular branch

a. antibody mediated
b. cell mediated
c. nota
d. aota

A

mechanisms

> humoral branch
- ANTIBODY MEDIATED

> cellular branch
- CELL MEDIATED

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7
Q

what is the purpose of humoral branch

a. primary defense against bacterial infection
b. primary defense against viral and fungal infections
c. nota

A

purpose

> humoral branch
- PRIMARY DEFENSE AGAINST BACTERIAL INFECTION

> cellular branch
- defense against viral and fungal infections, intracellular organisms, tumor antigens and graft rejection

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8
Q

the key cell involved in the adaptive immune response is the ____

a. dendritic cell
b. mast cell
c. macrophage
d. lymphocytes

A

the key cell involved in the adaptive immune response is the LYMPHOCYTE

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9
Q

which of the following subset of lymphocytes is not involved in adaptive immunity

a. t cells
b. b cells
c. nk cells
d. aota

A

NK cells

- not involved in adaptive immunity

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10
Q

which of the following is in primary lymphoid organs

a. bone marrow
b. spleen
c. thymus
d. lymph nodes

A

Primary lymphoid organs

  • bone marrow
  • thymus

secondary lymphoid organs

  • spleen
  • lymph nodes
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11
Q

what organ considered as the largest tissue of the body

a. bone marrow
b. spleen
c. thymus
d. lymph nodes

A

Bone marrow

- largest tissue in the body of human with total weight of 1300 to 1500g

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12
Q

what organ will b cells and nk cells mature

a. bone marrow
b. spleen
c. thymus
d. lymph nodes

A

Bone marrow

  • largest tissue in the body of human with total weight of 1300 to 1500g
  • antigen independent lymphopoeisis
  • site where most blood cells mature including B cells and NK cels
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13
Q

immature T cells found in thymus it is called what

a. thymus
b. thymocytes
c. mature t cells

A

thymocytes

- immature t cells can be found in thymus

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14
Q

acts as the site of antigen dependent lymphopoeisis

a. primary Lymphoid organs
b. secondary lymphoid organs

A

Secondary lymphoid organ
- Dependent

primary
- independent

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15
Q

what type of splenic tissue has a function is to destroy RBC

a. red pulp
b. white pullp
c. aota

A

Red pulp

  • more than one half of the total volume
  • function is to destroy RBC (culling, pitting)

white pulp
- contains Lymphoid tissue

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16
Q

which of the following organs acts as lymphoid filters

a. bone marrow
b. spleen
c. thymus
d. lymph nodes

A

Lymph nodes

  • located at lymphatic ducts
  • acts as lymphoid filters
  • responds to antigens introduced distally and routed to them by afferent lymphatics
17
Q

surface that gives identity to the specific cell

a. thymocytes
b, CD
c. primary lymphoid

A

cluster of differentiation

(CD)

18
Q

what CD marker that is reponsible for the rossette sheep RBCs

a. CD4
b. CD8
c. CD 2
d. CD3

A

CD 2
: responsible to sheep blood RBCs,
: the classical T cell surface markerCD 3
: part of T-cell antigen receptor complex

CD4
  :  mhc class II

CD8
: MHC CLASS I

19
Q

what is the most predominant subtypes of T cell

a. CD4 / t helper
b. CD8 / t cytotoxic
c. t regulator cells

A

3 major subtypes of T cell

cd4 or T helper
- most predominant

CD 8 or T cytotoxic or cytolytic
- 2nd predominant

T regulator cell
- 3rd

20
Q

normal CD4+ count

A. <200 cells/ul
B. 1300/ uL
C. 500-1500/uL
d. 500-1300/uL

A

normal CD4+ cell count
- 500 to 1300/ uL

AIDS CD4+ cell count
- <200cells/ count

21
Q

normal ratio of CD4+ : CD8+

a. 2:1
b. 1:2
c. 0.5 : 1
d. <200

A

normal ratio of CD4+: CD8+
- 2:1

hiv ratio of CD4+ : CD8+
- 0.5 : 1 or 1:2