Student Copy of The Human Life Cycle

Development of major organs and formation of limbs

Fertilization and implantation

Growth of fingernails and ability to swallow

Morning sickness and mood swings

Endometrium

Placenta

Fallopian tube

Ovary

Protects the fetus from injury

Regulates fetal temperature

Supplies nutrients to the fetus

Contains amniotic fluid

A pregnancy where the embryo implants in the uterus

A pregnancy where the fertilized egg implants outside the uterus

A pregnancy that ends in miscarriage

A pregnancy with chromosomal abnormalities

Weeks 1-4

Weeks 5-7

Weeks 8-10

Weeks 11-13

the cervix

the uterus

an ovary

the vagina

A - transport gametes (eggs)

B - Produce eggs

A - produce eggs

B - transport gametes (eggs)

A - transport gametes (sperm)

B - produce sperm

A - produce sperm

B - transport gametes (sperm)

Two

Three

Four

Five

First trimester (6-12 weeks), Second trimester (13-28 weeks), Third trimester (29-40 weeks)

First trimester (1-10 weeks), Second trimester (11-20 weeks), Third trimester (21-30 weeks)

First trimester (1-8 weeks), Second trimester (9-16 weeks), Third trimester (17-24 weeks)

First trimester (10-20 weeks), Second trimester (21-30 weeks), Third trimester (31-40 weeks)