Why is the blood- testis barrier important?
A) because immature sperm cells lose their motility when they encounter any blood component
B) because some blood contents are toxic to the spermatozoa
C) because the barrier traps sex hormones, keeping them at a higher level than the blood
D) because spermatozoa and developing cells produce surface antigens that are recognized as foreign by the immune system

Question

Quizplus · Accepted Answer

The blood-testis barrier is important because it prevents the immune system from attacking sperm cells, which have surface antigens that could be recognized as foreign.

Why Is the Blood- Testis Barrier Important