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Zachary's reproduction - Coggle Diagram
Zachary's reproduction
Reproduction in humans
Function
Bear offspring
To ensure the continuity of the species
Heredity
Family tree
Shows the occurrence of a trait from one generation to the next
Passing of traits from parents to offsprings
Examples of traits
Attached / Detached earlobe
Ability to roll tongue
Closed of gapped front teeth
Straight / Hitchhiker's thumb
Types of reproduction
Sexual
Offspring show different traits from both parents
Asexual
Offspring is the exact duplicate of the parent
Sexual reproduction in humans
Fertelisation
Fusion of the egg and sperm
External fertilisation
Fishes
Frogs
Internal fetilisation
Elephants
Humans
Occurs inside the female reproductive system
Pregnancy
Male reproductive system
A pair of sperm duct
Tubes that carry sperm
Urethra
Tube that carries urine and sperm
Scrotum
A pouch of skin containing the testes
Penis
Organ that contains the opening of the urethra
A pair of testes / testicles
Singular: testes
Produce sperm
Female reproductive system
Vagina
Tube through which the baby passes out of the woman's body during birth
womb
Hollow muscular organ when the foetus develops and grows
Gestation
A pair of oviducts
Singular: oviduct
Tubes where fertilisation occurs
A pair of ovaries
Singular: ovary
Release eggs in the oviducts monthly
Menstrual cycle
Born with a fix number of eggs.