Peristalsis is initiated by
A) Interstitial cells of Cajal
B) Longitudinal muscle contraction and circular muscle relaxation orad
C) Longitudinal muscle relaxation and circular muscle contraction caudad
D) Intrinsic primary afferent neurons
E) Parasympathetic nervous stimulation
Correct Answer:
Verified
Q1: Relaxation of the internal anal sphincter is
Q2: Preganglionic parasympathetic nerves in the small intestine
Q3: The groups of neurons between the outer
Q5: W hich of the following statements about
Q6: The duodenum
A) Is the first part of
Q7: The caliber of the gut (its cross-sectional
Q8: Haustra
A) Result from peristalsis in the large
Q9: Sementation contractions
A) Are local contractions of the
Q10: In the ascending contraction
A) Longitudinal muscle relax
Q11: In peristalsis
A) Longitudinal muscle relax orad, circular
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