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regulate the reproductive system and act as messengers throughout the body, causing cells to act in certain ways
male reproductive hormone that allows secondary sexual characteristics to develop (hair growth, voice change, etc.)
female reproductive hormone that allows for the development of secondary sexual characteristics to develop (hips, breasts, hair growth, etc.)
fluid-filled cavity on the surface, each containing an egg that is released one at a time during ovulation
when a sperm penetrates an egg cell- barrier put up to prevent other sperm from entering
a developing embryo from the ninth week of development until birth- shares blood of the mother
Fetal Alcohol Syndrome
alcohol consumption by mother may cause improper development of liver and can affect the fetus' brain, neural and physical development
Effects of Cigarette Smoke
contracts the fetus' blood vessels causing a decrease in the fetus' oxygen intake; fetus is usually underweight at birth
abnormal chromosome number- not 46; chances of this occurring increase with age of mother
the union of a male sperm cell and a female egg cell (aka. conception) and results in a Zygote
the developing child from the time of implantation until about the eighth week of development
the thick blood-red tissue that lines the uterine walls during pregnancy and nourishes the embryo
the final stage of pregnancy in which the uterus contracts and pushes the baby out of the mother's body
steps that a pregnant female can take to provide for her own health and for the health of her baby
include a complete physical, an ultrasound and the obstetrician monitors the weight and blood pressure of the mother
Effects of Tobacco
higher rates of miscarriage, stillbirths, premature births and low birth weight and can affect growth, mental development and behaviour
Precautions to Taking Medication
get the approval of a doctor or another qualified health care provider before taking medication of any kind
Effects of Illegal Drugs
can make mother less able to support the pregnancy, cause birth defects, premature labour, miscarriage and the baby can be addicted to the drug from birth
results when the zygote implants in the fallopian tube, abdomen, ovary or the cervix when an egg cannot pass to the uterus because of tissue inflammation or scar tissue has developed due to STIs
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