Why doesn't semen enter the urinary bladder during ejaculation? why doesn't semen enter the urinary bladder during ejaculation? the smooth muscle sphincter at the base of the urinary bladder closes. there is no common duct between the reproductive system and the urinary system. ejaculation is a parasympathetic reflex resulting in no response by urinary contraction muscles. there is no urge to urinate during sexual intercourse because of the suppression of lh by testosterone buildup in the blood.
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Biology, 21.06.2019 21:30, lkipjjjjjjjjjj5673
What was dr. willem johan kolff’s first step in using the scientific process to invent the hemodialysis machine? he built the machine and tried it with various patients, collecting data about its effectiveness. when a patient’s kidneys failed, he wondered if it would be possible to perform kidney functions with an external machine. he researched and collected data about numerous patients who exhibited symptoms of kidney failure. he drew conclusions from studies of various symptoms of kidney failure, and drew a design for the ideal external blood-processing machine.
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Biology, 22.06.2019 01:00, teriateria
Nucleic acid certain protein cell membranes certain carbohydrates
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Why doesn't semen enter the urinary bladder during ejaculation? why doesn't semen enter the urinary...
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