Spermatogenesis

Question 0

What are the walls of the seminiferous tubule made of?

Answer 0

Tall columnar endothelial cells = Sertoli cells

Question 1

What does the testes do?

Answer 1

Produce sperm and store it

Produce hormones that maintain reproductive tract and processes

Question 2

Where are spermatogonia found in the testes?

Answer 2

Between the Sertoli cells

Question 3

What are the spaces between the seminiferous tumbles filled with?

Answer 3

Blood and lymphatic vessels
Leydig cells
Interstitial fluid

Question 4

What is the tight junction made of and what is it’s function?

Answer 4

Luminal and adluminal compartments

Protects the spermatogonia from immune attack

Question 5

What are the sperm stages during spermatogenesis?

Answer 5

Spermatogonia –> spermatocyte –> spermatid –> spermatozoa

Question 6

How many sperm do you get from 1 during spermatogenesis?

Answer 6

4

Question 7

Sex of baby depends on both the oocyte and sperm

TRUE or FALSE

Answer 7

False

Depends on sperm only as all eggs contain chromosome and sperm can contain either X or Y

Question 8

What does Leydig cells produce in the testes?

Answer 8

Convert cholesterol into androgens

Question 9

What does Sertoli cells produce in the testes in terms of hormones?

Answer 9

Converts androgens to oestrogen

Question 10

What is sperm stored in?

Answer 10

Epididymal fluid