Question

1-mucus in the mucus membrane is an example of the ?

a- first

b-second

c-third line of defense

2-which of the following is not a first line of defense?

a- skin

b- tears

c- saliva or fever

3-what type of cell leaves the bloodstream and matures into amacrophage?

a- monocyte

b- lymphocyte

c-eosinophil

4- which blood cells scan for _____ on the surface of pathogenicmicrobes?

1- PRRs

2- PAMPs

3- PMNs

5-fixed macrophages that are found in the lung are called?

a-alveolar

b- lymphocyte

c-osinophil

6-during ingestion pesudopods of a phagocyte fuse surronding themicroorganism in a (n)?

a-phagosome

b- granule

c- inclusion bod

d- histiocyte

7-interferons are produced by certain animal cells are afterbeing infected by?

a-protozoa

b- bacteria

c- virses

8-when macrophages ingest microorganism they fuse with thisorganelle to destory the infectious agent?

a- chloroplast

b- lysosome o

c-endoplasmic reticlum

9-chemicals realsed by defensive cells that regulate intensityand duration of immune response are called ?

a-antibodies

b- cytokines

c-peroxides

10-which is not a benefit of fever?

a-reduce iron availability to pathogens

b- ill temp sensetive infectious agent

c- tachyecadia