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5blacksmith5 5blacksmith5
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6 years ago
Involuntary cardiac muscle fibers of the heart are innervated by ________.
A) sensoriganglionic fibers
B) preganglionic fibers
C) somatic motor fibers
D) visceral motor fibers
E) All of the answers are correct.
Textbook 
Human Anatomy

Human Anatomy


Edition: 9th
Authors:
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wrote...
6 years ago
D
5blacksmith5 Author
wrote...
5 years ago
This was part of my anatomy assignment, you've been so humble and kind to help!
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