PSYCH 130 Chapter Notes - Chapter 3.3: Corpus Luteum, Human Genome Project, Chromosome Abnormality

• School: UCLA
• Department: Psychology
• Course: PSYCH 130
• Professor: elizabethdarvick

Document Summary

Disorders of autosomes other than down syndrome usually lead to miscarriage or babies that rarely survive beyond early childhood. Sex chromosome disorders are not recognized until adolescence when in some deviations, puberty is delayed. Extra sex chromosome or absence of an x in females. Most children with sex chromosomes do not suffer from mental retardation. Xxx (triple x syndrome) or xxy (klinefelter syndrome): verbal difficulties. Xo (turner syndrome): trouble with spatial relationships. Brain imaging research confirms that adding to or subtracting from the usual number of. X chromosomes alters development of certain brain structures yielding particular intellectual deficits. Communication process designed to help couples assess their chances of giving birth to a baby with a hereditary disorder and choose the best course of action in view of risks and family goals. Common for those with repeated miscarriages or know of genetic problems in their families. Rate of chromosome abnormalities rises sharply after age 35.