Summary Human Reproduction (matric IEB) - Life Sciences

Human reproduction

Life sciences
Matric (grade 12)

,Contents
- Male reproductive system
- Female reproductive system
- Puberty
- Gametogenesis
- Menstrual cycle
- Gestation
- The placenta
- The umbilical cord
- The amnion
- Hormones controlling birth, pregnancy, labour and
birth
- Contraception

, Human Reproduction
Asexual Sexual
One parent Two parents
Offspring genetically identical Offspring genetically different
Mitosis Mitosis and meiosis

Male Reproductive system




Structure Function
Scrotum Pouch-like structure tht contains the - Temperature regulator: keeps testis
testis 2-3°C lower than body temperature
for for sperm formation (pulls testis
closer/furthur from abdomen based
on temperature)
- Houses and protects the testis
Testis - 2 oval structures suspended - Sperm production (by germinal
(Plural: testes) outside the body in scrotum. epithelial cells)
- In abdominal cavity below - Produce testosterone by interstitial
kidneys in embryonic stage cells
- Consist of many
compartments/lobules with
highly convuluted tubules