The ________ is composed of smooth muscle fibers and is not under voluntary control
A) rectum
B) sigmoid flexure
C) anal canal
D) internal anal sphincter
E) external anal sphincter
Answer: D
Anatomy & Physiology
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Answer the following statement true (T) or false (F)
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Agents which cause damage during embryonic or fetal development are termed:
A) mutifactorial agents B) phenotypic agents C) teratogenic agents D) none of the above
Anatomy & Physiology
The bicuspid, or mitral, valve is located
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Anatomy & Physiology