Multiple Choice
The internal urethral sphincter is composed of which arrangement and type of muscle fibers?
1) circular
2) longitudinal
3) oblique
4) smooth
5) skeletal
A) 1 and 4
B) 2 and 4
C) 2 and 5
D) 1, 2, and 5
E) 1, 3 and 5
Correct Answer:

Verified
Correct Answer:
Verified
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