Which of the following is a role of the levator ani muscle in defecation?
A) It pushes down on the feces.
B) It has no role in defecation, only in inhibiting defecation (it is the external sphincter muscle) .
C) It lifts the anal canal superiorly around the feces.
D) Its stretch and proprioception properties initiate the defecation reflex.
Correct Answer:
Verified
Q58: In the stomach, the undifferentiated epithelial stem
Q59: The layer of the digestive tube that
Q60: In mastication, the relative roles of an
Q61: Most of the ascending colon lies between
Q62: Smooth muscle fibers have _ which allow
Q64: The pancreas and duodenum are secondarily retroperitoneal
Q65: From the lumen outward, the layers of
Q66: The parietal cells in the stomach produce
A)
Q67: Which of the following structures neither enters
Q68: What is the function of the gallbladder?
A)
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents