Lecture one

Question 1

Uniqueness of reproductive system in terms of body system

Answer 1

Does not contribute to homeostasis
not essential for survival
Important for psychosocial identity

Question 2

Reproduction is dependent on

Answer 2

homeostatic systems
• ie negative feedback control

Question 3

Sexual bevior/attitude influenced by

Answer 3

emotional factors and sociocultural morals

Question 4

anisogamous

Answer 4

a form of sexual reproduction that involves the union or fusion of two gametes that differ in size and/or form. The smaller gamete is male, a sperm cell, whereas the larger gamete is female, typically an egg cell. Anisogamy is predominant among multicellular organisms.

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Male Reproductive System
Main functions:

Answer 11

1. production of sperm (spermatogenesis)
2. Delivery of sperm to female

Question 12

Testes

Answer 12

Location: Internal
Function: Produce sperm and male hormones

Question 13

Seminal vesicles

Answer 13

Location: Internal
Function: Contributes to semen production

Question 14

Prostate gland

Answer 14

Location: Internal
Function: Contributes to semen production

Question 15

Bulbo urethtral Glands

Answer 15

Location: Internal
Function: Neutralize urine in urethra

Question 16

Scrotum

Answer 16

Location: External
Function: Supports testes and regulates their temperature

Question 17

Penis

Answer 17

Location: External
Function: Delivers urine, copulating organ

Question 18

Female Reproductive System
Main Functions:

Answer 18

1. Production of ova (oogenesis)
2. Reception of sperm
3. Transport of ovum and sperm to site of fertilization
4. Maintenance of fetus, formation of placenta
5. Giving birth to the baby (parturition)

Question 19

Ovaries

Answer 19

Location: Internal

Function: Produce and develop eggs

Question 20

Oviducts

Answer 20

Location: Internal

Function: Transport egg to uterus; site of fertilization

Question 21

Uterus

Answer 21

Location: Internal

Function: Supports developing embryo

Question 22

Vagina

Answer 22

Location: Internal

Function: Common tube for intercourse, birth canal, passing menstrual flow

Question 23

Clitoris

Answer 23

Location: External
Function: Sensory organ

Question 24

Mons pubis

Answer 24

Location: External
Function: Fatty area overlying pubic bone

Question 25

Labia majora

Answer 25

Location: External Function: Covers labia minora; contains sweat and sebaceous glands

Question 26

labia minora

Answer 26

Location: External Function: covers vestibule

Question 27

Bartholin’s glands

Answer 27

Location: External Function: secrete mucus; lubricate vagina

Question 28

Breast

Answer 28

Location: External Function: Produces and delivers milk

Question 29

Determine female gender of newborn

Answer 29

- Sperm contains X chromosome - Big size - short tail - slow movement - Endurable, hard to be killed

Question 30

Determine male gender of newborn

Answer 30

- Sperm contains Y chromosome - Small size - long tail - quick movements - Fragile, easy to be killed

Question 31

Question 32

Question 33

Sexual differentiation- Gonadal sex in males

Answer 33

- Y chromosome contains a sex-determining region (SRY gene) - Codes for testes determining factor (TDF) - Aswell as SOX9, WT1 (Wilms tumor protein) and SF1 (steroidogenic factor)

Question 34

Sexual differentiation- Gonadal sex in females

Answer 34

- No Y chromosome, so no SRY and no TDF = Ovaries

Question 35

Question 36