PSYC 2400 Chapter Notes - Chapter 3: Fallopian Tube, Male Infertility, Zygote
Document Summary
Chapter 3: forming a new life: conception, heredity, and environment. Inability to conceive a baby after 12 months of trying: women"s fertility begins to decline in the late 20s, men"s fertility begins to decline in the late 30s. Common causes of infertility in men and women. Treatments for infertility: hormone treatment, drug therapy, surgery. Increases the likelihood of multiple, usually premature, births. In vitro maturation (ivm: diminishes likelihood of multiple births, performed earlier in the monthly cycle, makes hormone injections unnecessary, male infertility. Intracytoplasmic sperm injection (icsi: artificial insemination, artificial insemination by a doctor (aid, gamete intrafallopian transfer (gift, zygote intrafallopian transfer (zift, surrogate motherhood, fertile woman impregnated by a prospective father by artificial insemination. Determination of sex: xx, xy, girl, boy. Genotypes and phenotypes: multifactorial transmission: phenotype, observable characteristics of a person, genotype, genetic makeup of a person, containing both expressed and unexpressed characteristics, multifactorial transmission, combination of genetic and environmental factors to produce certain complex traits.
