Question

which of the following is not characteristic of the adaptive immune system?

it has memory

it is antigen specific

it is systemic

it is specific for a given organ

the lymphatic capillaries are

as permeable as bl capillaries

more permeable than bl capillaries

completely permeable

less permeable than bl capillaries

Large clusters of lymph nodes occur in all of the following locations except the

axillary region

cervical region

lower extremities

inguinal region

NATURAL KILLER NK CELLS

are cells of the adaptive immune system

are also called cytotoxic T cells

are a type of phagocyte

can kill cancer cells before the immune system is activated

Which of the following is the correct sequence of events in phagocytosis?

ingestion,adherence,chemotaxis,digestion, killing

chemotaxis, adherence, ingestion, digestion, killing

adherence, digestion, killing, ingestion, chemotaxis

chemotaxis,ingestion,digestion,adherence, killing

the redness and heat of an inflamed area are due to a local hypermia caused by

a production of complement and interferon

vasodilation

vasoconstriction

phagocyte mobillization

lymphocytes can develop mature in the

tonsils

spleen

lymph nodes

red bone marrow

Answer 1

Answer

1) The one that is not a characteristic of the adaptive immune system is :

• it is specific for a given organ

Option D

2) The lymphatic capillaries are :

• more permeable than blood capillaries

Option B

3) Large clusters of lymph nodes occur in all of the following locations except the :

• lower extremities

Option C

4) NATURAL KILLER NK CELLS

• can kill cancer cells before the immune system is activated

Option D

5) Correct sequence of events in phagocytosis is :

• chemotaxis, adherence, ingestion, digestion, killing

Option B

6) The redness and heat of an inflamed area are due to a local hypermia caused by : Vasodilation

Option B

7) Lymphocytes can develop mature in the : Red bone marrow

Option D