How long is the male reproductive system able to produce and release sperm cells? From puberty to approximately 65 years From birth to puberty From puberty onward From birth onward Question 29 From where is semen ejected? Through the urethra Within the ejaculatory duct Through the prostate gland Within the scrotum Question 30 What does the abbreviation STD mean? Sexually transmitted disorder Sexually transferred disorder Sexually transmitted disease Sexually transferred disease