Contraceptive Technologies

Question 1

Condoms

Answer 1

Can be male or female.
Typically made of latex and catches the semen before it enters the vagina.
Male - fits over penis
Female - fits inside the vagina
Prevents STD’s because it is a barrier, much like diaphragms over the cervix.

Question 2

Oral Contraceptive Pill

Answer 2

Birth control pill
Contains a combination of estrogen and progesterone, which suppress normal ovarian production of hormones and prevents ovulation, keeping the endometrium from thickening.
Tricks the body into not releasing an egg.
Can also regulate menstruation and hormones.

-21 days, 7 for period

Question 3

Contraceptive Injections

Answer 3

Contain progesterone in a form called progestin.
Injected into a muscle.
Prevents ovulation.
Thins endometrium.
Prevents implantation even if an egg happens to fertilize.
May need to be injected every 1-3 months.

Question 4

Intrauterine Device

Answer 4

Two different types.
Inserted into the uterus.
Type 1 - contains homrone that is slowly released into the uterus to thin endometrium and thicken the mucous present in the cervix. This mucous prevents sperm from entering.
Type 2 - made of copper which changes inteernal chemistry of the uterus, making sperm survival impossible.

Question 5

Sterilisation

Answer 5

Permanent.
Male and female versions.
Women - tubal ligation - Fallopian tubes are surgically disconnected from the uterus to prevent sperm from meeting the egg.
Men - vasectomy - vas deferns is surgically disconnected, preventing sperm from meeting the egg and prevents sperm from reaching glands that produce semen

+same amount of semen just no sperm cell fluids