Cellular Immune 1- Part 1

Question 1

What type of cells regulate immune response?

Answer 1

Helper T cells (Th)

Question 2

What type of cells destroy cells expressing endogenous antigens?

Answer 2

Cytotoxic T cells (Tc)

Question 3

What type of cells control everything?

Answer 3

Regulatory T cells

Question 4

What cells are responsible for antibody production?

Answer 4

B cells

Question 5

What are the function of the following receptors:
TCR, MHC class 1, MHC class 2, BCR?

Answer 5

Antigen binding

Question 6

What are made of immunoglobulin proteins or domains?

Answer 6

Antigen binding receptors

Question 7

All ______ are membranes of the immunoglobulin superfamily

Answer 7

Proteins

Question 8

What is the order from outside to inside of the cell of proteins binding antigens?

Answer 8

Outside - variable domain
Middle- constant domain
Inside- trans membrane domain

Question 9

_ cells are divided into subpopulations based on antigen receptors, on the ________ molecules and on their function

Answer 9

T
Accessory

Question 10

What type of receptors are alpha/beta and
delta/gamma that bind to antigens?

Answer 10

T cell Antigen receptors

Question 11

What is CD4 and CD8 examples of in terms of T cells?

Answer 11

Accessory molecules

Question 12

Both CD4 and CD8 share one function of _______

Answer 12

Memory

Question 13

Which accessory molecules has the following function:
Helper 1, 2, 17
Regulatory

Answer 13

CD4

Question 14

What accessory molecule has the following function:
Cytotoxic
Regulatory

Answer 14

CD8

Question 15

How many TCR receptors are there? (They are identical)

Answer 15

30,000

Question 16

What type of T cells are used for activation of B cells, Cytotoxic cells, and the immune response?

Answer 16

Helper T cells

Question 17

What type of cells can be referred to as “professional antigen presenting cells”, who present the antigens to helper T cells?

Answer 17

Dendritic cells (APC)

Question 18

What kind of molecules are the antigens presented to the helper T cell?

Answer 18

MHC molecules

Question 19

What type of antigen receptors (alpha/beta or delta/gamma) are CD4 and CD8?

Answer 19

alpha/beta