Human Reproduction

Question 1

What do the testes produce ?

Answer 1

sperm and testosterone

Question 2

Name the 3 accessory glands that contribute fluids to the sperm to form semen

Answer 2

seminal vesicle
prostate gland
cowper’s gland

Question 3

Organ that transfers sperm from male into vagina of female

Answer 3

Penis

Question 4

Function of the bladder

Answer 4

Muscular structure that stores urine

Question 5

Function of seminal vesicle

Answer 5

Produces seminal fluid with sugars (fructose) which they can break down to get energy for swimming

Question 6

Function of Prostate gland

Answer 6

Produces fluid which activates sperm

Secretes an alkaline fluid which neutralises the acidity in the vagina; sperm in the vagina then remains active

Question 7

Function of Cowper’s gland

Answer 7

Protect sperm by neutralising acidity of the urethra

Secretions also act as a pre-ejaculate fluid to clean and lubricate the urethra

Question 8

Function of Epididymis

Answer 8

Stores sperm and allows them to mature

Question 9

Function of testis

Answer 9

Produces sperm and sex hormones

Question 10

Function of Scrotum

Answer 10

A pouch found outside of the body, that protects the testes and maintains lower temperature for sperm production

Question 11

Function of seminiferous tubules

Answer 11

Contains germinal epithelium that gives rise to sperm

Question 12

Function of Penis

Answer 12

Transfers semen into vagina of female

Question 13

Function of urethra

Answer 13

Tube through which urine and semen pass out the body

Question 14

Function of vas deferens

Answer 14

Propels sperm to urethra by peristalsis

Question 15

Function of ejaculatory duct

Answer 15

Muscular contractions forces semen through urethra

Question 16

Explain the role of the hormone Testosterone

Answer 16

Encourages sperm maturation

Develops the male sex organs and maintains secondary characteristics

Causes a boys voice to become deeper during puberty

Enhances muscle development

Promotes development of body and facial hair in males.

Question 17

Secretes the hormone oestrogen

Answer 17

Ovaries

Question 18

Muscular structure where the foetus develops

Answer 18

Uterus

Question 19

Function of Fallopian tube

Answer 19

Transfers ovum to uterus

Place where fertilisation occurs

Question 20

Function of Uterus

Answer 20

Muscular structure in which the foetus develops and is protected

Question 21

Function of ovary

Answer 21

Produces ova and sex hormones

Question 22

Function of cervix

Answer 22

Forms the neck of uterus

Tightly closed to protect interior of uterus

Question 23

Function of Vagina

Answer 23

Canal where sperm is deposited

Acts as the birth canal

Question 24

Hormones responsible for secondary characteristics in females

Answer 24

Oestrogen and progesterone

Question 25

Function of Endometrium

Answer 25

Mucous membrane lining filled with small blood vessels, which assists in the implantation of the embryo

Question 26

Function of cilia

Answer 26

Ciliary movements assists in moving the ovum towards the uterus

Question 27

Function of ciliated funnel

Answer 27

Traps ovum

Question 28

Function of Ligament

Answer 28

Holds ovary in position

Question 29

The process of gamete formation

Answer 29

Gametogenesis

Question 30

Production of sperm cells

Answer 30

Spermatogenesis

Question 31

Formation of an ovum

Answer 31

Oogenesis

Question 32

Describe the ovarian cycle

Answer 32

Involves the development of the follicle, ovulation and the formation of the corpus luteum

Question 33

Describe the uterine cycle

Answer 33

Controls the preparation of the endometrium in the uterus for pregnancy

Question 34

What is the role of oestrogen

Answer 34

Responsible for secondary characteristics in females during puberty Repairs and builds up the endometrium High levels stimulate the secretion of LH

Question 35

What is the role of progesterone (pregnancy hormone)

Answer 35

Promotes further thickening of the endometrium Prepares endometrium for implantation of blastula

Question 36

Hormone that induces labour

Answer 36

Oxytocin