The most acute allergic response is anaphylactic shock, which can be deadly due to the histamine-induced

A) increase in capillary permeability.
B) increase in peripheral resistance that decreases cardiac output.
C) decrease in peripheral resistance that decreases mean arterial pressure.
D) decrease in peripheral resistance that increases cardiac output.
E) local decrease in resistance with little effect on mean arterial pressure.


Ans: C) decrease in peripheral resistance that decreases mean arterial pressure.

Biology & Microbiology

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