Question 10

(Multiple Choice)

Stretch of the urinary bladder


A) Relaxes the internal urinary sphincter muscle through parasympathetic fibers from T10-L2
B) Relaxes the internal but constricts the external urinary sphincter
C) Relaxes the internal urinary sphincter muscle through parasympthetic fibers from S1-S3
D) Constricts the external urinary sphincter muscle by sympathetics from T10-L2
E) Constricts the detrusor muscle by sympathetics from T10-L2

Answer