Which muscle(s)that regulate(s)micturition is/are under involuntary control?
A)detrusor and the internal urethral sphincter
B)detrusor
C)detrusor and the external urethral sphincter
D)internal urethral sphincter
E)external urethral sphincter

Question

Quizplus · Accepted Answer

The detrusor muscle, which contracts to expel urine from the bladder, and the internal urethral sphincter, which relaxes to allow urine to flow out of the bladder, are both under involuntary control.

Which Muscle(s)that Regulate(s)micturition Is/are Under Involuntary Control