Sex And Fertilisation

Question 1

What i semen made up of?

Answer 1

Spermatozoa and seminal plasma

Question 2

What is the function of the fluid produced by the seminal vesicles?

Answer 2

Alkaline to neutralise acid in male urethra and female reproductive tract. Also contains fructose, prostaglandins and clotting factors

Question 3

Fluid from the prostate gland

Answer 3

Milky and slightly acidic, contains proteolysis enzymes

Question 4

What is the normal range of sperm count in a fit young man?

Answer 4

20-200 x 10^6 per ml

Question 5

What is the normal range of volume of ejaculate?

Answer 5

2-4ml

Question 6

What is spermatogenesis and where does it occur?

Answer 6

The formation of spermatic from spermatogonia in seminiferous tubules

Question 7

What is spermiogenesis?

Answer 7

Final maturation of spermatogenesis where spermatids go to spermatozoa

Question 8

Which cells in the testes have exceptions for FSH?

Answer 8

Sertoli cells

Question 9

Which cells in the testes have receptors for LH?

Answer 9

Leydig cells