Male Reproduction

Question 1

Name male gamete production. Where does it occur? When does this occur?

Answer 1

Spermatogenesis
Sertoli cells of seminiferous tubules of testes
From puberty - death

Question 2

How does Spermatogenesis begin + end? What is the end result termed?

Answer 2

Begins 1 primary Spermatocyte
Ends 4 Haploid cells (round) termed Spermatids

Question 3

What occurs in Spermiogenesis? Name the 4 steps

Answer 3

Spermatids —> spermatozoa in seminiferous tubule
1. Sheds cytoplasm
2. Condensed nucleus
3. Adds acrosome
4. Adds flagellum

Question 4

Newly ejaculated sperm must undergo _____ in order to _____.

Answer 4

Series of biochemical rxns = Capacitation
Fertilize egg
(Newly ejaculated sperm cannot fertilize egg)

Question 5

How long does Capacitation take? Where is it located? What is it facilitated by?

Answer 5

5-7hrs
Uterus + oviducts
Substances of female genital tract