An MHC class II/antigen complex on the surface of an antigen-presenting cell (APC) binds to a T-cell receptor. What results from this interaction?
A.
Other immune cells are inhibited
B.
The antigen is phagocytized by the T cell
C.
The T cell responds by directly destroying the APC
D.
Other immune cells are stimulated to respond to the antigen
D
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Ski jumpers attempt to do which of the following?
A. increase lift and increase drag B. increase lift and decrease drag C. decrease lift and decrease drag D. decrease lift and increase drag
The medical term for itching is:
A) pruritis B) prurititis C) pruritius D) pruritus
What term refers to chronic, continual, low level contraction that keeps muscles firm without producing movement?
A. Treppe B. Tone C. Tetanus D. Twitch
After a period of intense exercise, the build-up of lactic acid leads to ________
A) oxygen debt B) glycolysis C) the Cori cycle D) muscle fatigue