1. All of the following statments are correct except: a. When vaccinated, the re

ID: 282414 • Letter: 1

Question

1. All of the following statments are correct except:

a. When vaccinated, the recipient receives antibodies that lead to long-lasting protection

b. Artificial immunity can develop through vaccination

c. When a person get an infection, immunity develops naturally

d. Antibodies passed to an infant in breat milk give the infant immunity to disease the mother's immune system has been fighting off

2. All of the following are involved in the celluar response except:

a. perforin

b. class I MHC proteins

c. class II MHC proteins

d. cytotoxic T cells

e. Fas receptors

3. Which of the following statment about regulatory T cells is flase?

a. Tregs are similar to T-helper cells and cytotoxic T cells in being produced in the thymus gland.

b. Tregs are similar to T-helper cells and cytotoxic T cells i being activated when they bind to antigen-MHC complexes.

c. Tregs suppress both humoral and celluar immune response, thereby helping to maintain homeostasis.

d. Destruction of Tregs cause extreme response to self antigens

f. Activated Tregs secrete interleukin 10, which cause apoptosis of B cells.

1) All of the following statments are correct except:

D) Antibodies passed to an infant in breat milk give the infant immunity to disease the mother's immune system has been fighting off

2) All of the following are involved in the celluar response except:

E) Fas receptors

3) Which of the following statment about regulatory T cells is flase?

C) Tregs suppress both humoral and celluar immune response, thereby helping to maintain homeostasis.

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