Normal sperm count is:
Correct Answer: Both
Description: Some important points regarding spermatogenesis
Sperms are produced in: seminiferous tubules in testes
Sertoli cells nurture the developing sperms
Time for spermatogenesis: 64 days (Thymidine labelling records say it is 74 days)
Normal sperm count: 20 million per ml or 40 million per ejaculate
Infertility is considered with a sperm count of less than 15 million sperms/ml
Fructose is the main source of energy for sperms
Prostaglandins suppress immune response against sperms in the female reproductive tract
Zinc serves to help to stabilize the DNA-containing chromatin in the sperm cells
Acrosomal cap houses the various enzymes needed to penetrate the zona pellucida of the oocyte.
Category:
Anatomy
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