Multiple Choice
Dual innervation refers to situations in which
A) vital organs receive instructions from both sympathetic and parasympathetic fibers.
B) the atria and ventricles of the heart receive innervation from the same nerve.
C) sympathetic and parasympathetic fibers cause the same effect.
D) sympathetic and parasympathetic fibers have excitatory and inhibitory actions.
E) All of the answers are correct.
Correct Answer:

Verified
Correct Answer:
Verified
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