Unit 2.1 Gamete production and fertilisation

Question 1

What happens in the testes?

Answer 1

1. Sperm production

2. Manufacture of testosterone

Question 2

Where are sperm cells formed?

Answer 2

Seminiferous tubules in the testes

Question 3

Where are the interstitial cells located and what is their function?

Answer 3

They are located in the tissue between the seminiferous tubules and they secrete testosterone

Question 4

What is the function of testosterone

Answer 4

Stimulates sperm production

Question 5

What is the tube that carries sperm put of the testis

Answer 5

Sperm duct

Question 6

What is the sight of ova formation in females?

Answer 6

Ovaries

Question 7

What is the female gamete?

Answer 7

Ova

Question 8

What are the cells surrounded the ovum which secrete oestrogen?

Answer 8

follicle

Question 9

What does the follicle develop into after ovulation

Answer 9

corpus luteum

Question 10

What is the sight of ovulation

Answer 10

oviduct

Question 11

What is fertilisation?

Answer 11

The joining of a sperm nucleus with an ovum nucleus to form a zygote

Question 12

What does sperm require for motility?

Answer 12

A fluid medium and a source of energy

Question 13

What hormonedoes the corpus luteum secrete?

Answer 13

Progesterone