Which of the following events in the male sex act occurs last and results in ejaculation?
A) Peristaltic contractions of the ductus deferens
B) Contractions of skeletal muscle at the base of the penis
C) Constriction of the internal sphincter of the urinary bladder
D) Release of secretions from the seminal vesicles and the prostate gland
E) Semen accumulates in the prostatic urethra
Correct Answer:
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