BYU Cell 220 Exam 3 Newest 2025/2026
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Histamine increases blood flow and vascular permeability.
This would account for all of the following changes that
occur during inflammation, except
A) redness of the inflamed tissue.
B) chemotaxis of phagocytes.
C) heat of the inflamed tissue.
D) movement of defense proteins and cells into the
interstitial space.
E) swelling of the inflamed tissue. - ANSWER-B)
chemotaxis of phagocytes.
,Fever is the maintenance of body temperature greater
than
A) 105°F.
B) 99°F.
C) 98.6°F.
D) 102°F.
E) 99.5°F. - ANSWER-B) 99°F.
A sample of John's blood shows a high level of pyrogens.
This would indicate that John
A) is feeling achy.
B) is producing T lymphocytes.
C) has a sore throat.
,D) is running a fever.
E) has swollen lymph nodes. - ANSWER-D) is running a
fever.
The effects of activating the complement system include
all of the following, except
A) destruction of target cell plasma membranes.
B) stimulation of inflammation.
C) inhibition of the immune response.
D) opsonization.
E) chemotaxis. - ANSWER-C) inhibition of the immune
response.
, The classic pathway of complement activation begins
when the protein C1 binds to
A) the cell wall of bacteria.
B) the plasma membrane of bacteria.
C) an antibody attached to an antigen.
D) a cell surface antigen.
E) a plasma protein. - ANSWER-C) an antibody attached
to an antigen.
Immunity that is genetically determined and present at
birth is called ________ immunity.
A) active
B) natural passive
C) passive
Questions and 100% detailed Answers Verified For
Guaranteed pass
Histamine increases blood flow and vascular permeability.
This would account for all of the following changes that
occur during inflammation, except
A) redness of the inflamed tissue.
B) chemotaxis of phagocytes.
C) heat of the inflamed tissue.
D) movement of defense proteins and cells into the
interstitial space.
E) swelling of the inflamed tissue. - ANSWER-B)
chemotaxis of phagocytes.
,Fever is the maintenance of body temperature greater
than
A) 105°F.
B) 99°F.
C) 98.6°F.
D) 102°F.
E) 99.5°F. - ANSWER-B) 99°F.
A sample of John's blood shows a high level of pyrogens.
This would indicate that John
A) is feeling achy.
B) is producing T lymphocytes.
C) has a sore throat.
,D) is running a fever.
E) has swollen lymph nodes. - ANSWER-D) is running a
fever.
The effects of activating the complement system include
all of the following, except
A) destruction of target cell plasma membranes.
B) stimulation of inflammation.
C) inhibition of the immune response.
D) opsonization.
E) chemotaxis. - ANSWER-C) inhibition of the immune
response.
, The classic pathway of complement activation begins
when the protein C1 binds to
A) the cell wall of bacteria.
B) the plasma membrane of bacteria.
C) an antibody attached to an antigen.
D) a cell surface antigen.
E) a plasma protein. - ANSWER-C) an antibody attached
to an antigen.
Immunity that is genetically determined and present at
birth is called ________ immunity.
A) active
B) natural passive
C) passive
