LATEST EXAM 1 WITH
CORRECT ANSWERS
A natural antibody has been stimulated by a (an) - ANSWER --unknown antigen
The immune system has distinctive characteristics, such as immobility. True or false. -
ANSWER --False
Immunology is defined as the system responsible for the recognition and disposal of foreign
(non self) material. True or false. - ANSWER --True
Mechanisms of innate immunity: - ANSWER --Both a and b
are activated immediately after infection
quickly begin to control multiplication.
Which of the following is an example of innate immunity? - ANSWER --Phagocytosis
A specific function of the immune system is to: - ANSWER --Both a and b.
Recognize self from non self
Defend the body against non self
, How are cytotoxic T cells (Tc Cells) and natural killer (NK) cells similar? - ANSWER --
Effective against virally infected cells
Which of the following white blood cells is capable of further differentiation in the tissues? -
ANSWER --Monocyte
The first line of defense against infection is: - ANSWER --unbroken skin or mucous
membranes.
Cell-mediated immunity is moderated by: - ANSWER --both b and c
T lymphocytes
monocytes-macrophages
If microorganisms penetrate the first line of defense, a second line of ________ forms defense
mechanisms that become operational. - ANSWER --both a and b
cellular components
humoral components
Another name for Toll-like receptors is: - ANSWER --pattern-recognition receptors.
Secondary antibody stimulation results in a reaction that is termed - ANSWER --
anamnestic
From the following, identify a specific component of the adaptive immune system that is
formed in response to antigenic stimulation: - ANSWER --Immunoglobulin