Chapter 10 (Spermatogenesis) 2

Question 1

What is spermiation?

Answer 1

It is the end of spermatogenesis when the sperm exits from the Sertoli cells into the lumen

Question 2

How many days does it take for each cell generation to advance?

Answer 2

13 1/2 days

Question 3

How long does it take for bull sperm to cycle through all the generations?

Answer 3

61 days

Question 4

What two effects does sperm head abnormality have on its ability to fertilize?

Answer 4

• Motility

- Ability to penetrate the oocyte

Question 5

What process makes sperm tail abnormalities irrelevant?

Answer 5

Intracytoplasmic sperm injection

Question 6

Briefly describe the process of sexing semen

Answer 6

• X and Y chromosome have different lengths

- Y is smaller

Question 7

What is the name given to the first stage of spermatogenesis?
Where does this take place?

Answer 7

Proliferation

Basal membrane

Question 8

Where does meiosis and differentiation of spermatogenesis occur?

Answer 8

Adluminal compartment

Question 9

List the phases of differentiation in order

Answer 9

Golgi phase
Cap phase
Acrosomal phase
Maturation phase