A cohort is a group of people born around the same time and place. An example of a cohort would …show more content…
Fertilization is the process of when a male and female gametes join to form a new cell. The embryonic stage is the first two to eight weeks. The fetal stage is eight weeks to birth. Infertility is the inability to conceive. Artificial insemination is a controlled fertilization where a sperm is place into a woman’s reproductive system. In vitro fertilization is a procedure where a woman’s ova are extracted as well as a male’s sperm which is used to fertilize the ova in a laboratory setting. Miscarriage is also known as a spontaneous abortion, and abortions is when a mother chooses to terminate the child. A teratogen is a produced birth defect, these factors are based on a mother’s diet, age, health, and use of drugs. Fetal alcohol syndrome is a disorder that occurs due to a mother’s consumption of alcohol during pregnancy. This results in potential retardation and birth defects. New research shows that a father can effect prenatal environment due to inflicting stress on the pregnant