Question

please answer the following questions.

1. which of the following best describes the innate nonspecific immune system?

a) a targeted and highly specific response to a single pathogen or molecule
b) a generalized and nonspecific set of defenses against a class or group of pathogens
c) c. a set of barrier mechanisms that adapts to specific pathogens after repeated exposure
d) the production of antibody molecules against pathogens

1. granulocytes are which type of cell?

e) lymphocyte
f) erythrocyte
g) megakaryocyte
h) leukocyte

1. antibodies are produced by ________.

a. plasma cells
b. t cells
c. bone marrow
d. macrophages

1. 4. cellular adaptive immunity is carried out by ________.

a) b cells
b) t cells
c) bone marrow
d) neutrophils

1. 5. a patient gets a cold, and recovers a few days later. the patients classmates come down with the same cold roughly a week later, but the original patient does not get the same cold again. this is an example of:

a) natural active immunity
b) artificial active immunity
c) natural passive immunity
d) artificial passive immunity

Explanation:

1. The innate nonspecific immune system provides a generalized and nonspecific set of defenses against a class or group of pathogens.
2. Granulocytes are a type of leukocyte.
3. Antibodies are produced by plasma cells.
4. Cellular adaptive immunity is carried out by T cells.
5. When a patient gets a cold and recovers, and then does not get the same cold again, this is an example of natural active immunity.

Answer:

1. b) a generalized and nonspecific set of defenses against a class or group of pathogens
2. h) leukocyte
3. a. plasma cells
4. b) T cells
5. a) Natural active immunity