Asthenozoospermia is a medical condition that is characterized by reduced sperm motility. What structure of the sperm is likely affected in a man who has asthenozoospermia?
A) acrosome
B) head
C) middle piece
D) flagellum

Question

Quizplus · Accepted Answer

Asthenozoospermia is characterized mainly by reduced sperm motility, which is primarily caused by impairment of the flagellum (tail) of the sperm. The flagellum provides movement of the sperm and helps it to swim through the female reproductive tract towards the egg. Therefore, impaired function of the flagellum can lead to difficulties in fertilization.

Asthenozoospermia Is a Medical Condition That Is Characterized by Reduced