Reproduction Flashcards
reproduction
the proccess of producing new organisms/offspring
sexual reproduction
2 parents
asexual reproduction
1 parent
puberty
the time when the human body becomes sexually mature
Hormone
chemical substance produced by the body to control the activity of cells + organs
bladder
holds urine
seminal vesicle
produces seminal fluid
prostate gland
produces prostate fluid
urethra
moves semen from the vas deferens + urine from the bladder out of the body
penis
passes semen into the vagina
vas deferens
moves sperm from the testes to the penis
testis
produces sperm and testosterone
scrotum
holds testes
uterus
holds fetus + expands during pregnancy
fallopian tube
collects eggs from ovaries + is the site of implantation
ovary
produces + stores eggs + produces oestrogen
cervix
connects womb + vagina + widens in childbirth
vagina
receives penis during intercourse + is birth canal
sexual intercourse
the placement of the penis into the vagina
ejaculation
semen is ejaculated from the body
Fertilisation
fusion of male + female gametes to form a zygote
Zygote
1st cell of a new organism
Implantation
When the embryo embeds itself into the thickened lining of the uterus
Conception
When an embryo successfully implants itself in the uterus
Placenta
Develops at 12 weeks, a mass of tissue that brings nutrients to the fetus + removes waste
umbilical cord
Connects the fetus to the placenta
amniotic sac
Protects the fetus inside the uterus
Amniotic fluid
liquid surrounding the fetus in the amniotic sac
Contraception
a way to prevent fertilisation/implantation by natural/artificial methods to avoid pregnancy
IVF
In vitro fertilisation
