Module 2: Reproductive Physiology

Question 1

What are the gonads in males and females?

Answer 1

Males- the testes
Females - the ovaries

Question 2

What is cryptorchidism?

Answer 2

When the testes fail to descend during gestation, and are still in the body into adulthood

Question 3

In which structure are sperm produced in the testes?

Answer 3

In the seminiferous tubules

Question 4

The seminiferous tubules are composed of which two cell types?

Answer 4

Germ cells
Sertoli cells

Question 5

What is spermatogenesis?

Answer 5

The process in which diploid primordial germ cells are converted into mobile sperm cells with a haploid set of chromosomes

Question 6

Each spermatogonia produces how many primary spermatocytes?

Answer 6

4

Question 7

Each primary spermatocyte forms how many secondary spermatocytes? Haploid or diploid?

Answer 7

Two; diploid

Question 8

Each secondary spermatocyte produces how many spermatids?
Haploid/Diploid?

Answer 8

two; haploid

Question 9

In total, for each spermatozoa, how many spermatids are produced?

Answer 9

16

Question 10

What step causes the maturation of spermatids into spermatoza?

Answer 10

The process of packaging

Question 11

A mature spermatoza consists of 4 parts, name them

Answer 11

Head
Acrosome
Midpiece
Tail

Question 12

Sertoli cells are connected together by what kind of junction?

Answer 12

Tight junction

Question 13

List the order that sperm travels through in the reproductive tract, starting with the semifiniferous tubules

Answer 13

Seminiferous tubules –> epididymus –> ductus deferens