2.1 Flashcards
What is the male gamete
Sperm cells
Sperm cells produced where
Male testis
Testis role
Produce sperm
Sperm duct role
Carry sperm to urethra
Seminal vesicles role
Produce fluid to feed sperm and maintain viscosity of semen
Prostate gland role
Produce fluid to feed sperm and maintain viscosity of semen
Urethra
Carry sperm and semen out of body
Seminiferous tubules ..
Produce sperm , they are inside testes
Interstitial cells..
Produce testosterone
Gamete in females?
Ova
Ovary role
Maturation and release of ova
Oviduct role
Sure of fertilisation
Uterus role
Where embryo/foetus grows
Endometrium role
Lining of uterus wjete embryo attaches and placenta forms
Cervix role
Entrance to uterus
Where does an ova mature
Follicle
Fertilisation
Occurs when the mature ova and sperm nuclei fuse to produce a diploid zygote
Why may fertilisation fail
Sperm reaches egg to late
An extra sperm enters the egg, killing it
Sperm killed by woman’s immune system
Hormone imbalance in females
Site of production of ova
Follicle (ovary)
Pathway of sperm
Sperm duct > Vagina > Uterus > Oviduct
Pathway of ova
Oviduct > Uterus > Vagina
