PSY 150A1 Lecture Notes - Lecture 9: Fetal Alcohol Spectrum Disorder, Mercury Poisoning, Williams Syndrome

• School: University of Arizona
• Department: Psychology Main
• Course: PSY 150A1
• Professor: Adam Lazarewicz

Document Summary

More common in males: does (cid:374)ot (cid:373)ea(cid:374) you ca(cid:374)"t lear(cid:374) or perfor(cid:373) well, islands of excellence: areas in which disabled people perform remarkably well. Williams syndrome: large vocabulary, detailed knowledge of facts: difficulty understanding facts they seem to grasp. Causes of intellectual disability: common examples: genetic causes. Problems at birth (prematurity, low birth weight) Problems after birth (childhood diseases, lead & mercury poisoning) The gifted: people with iq of at least 130, unclear causes (biological basis?) Gifted boys = lower testosterone levels than non-gifted boys. Gifted girls = higher testosterone levels than non-gifted girls: advantages: High reasoning ability, creativity, curiosity, vocab, memory. Programs targeting gifted rarer than those targeting disabled. Correlation between brain size & iq score +. 40. Perceptual speed correlated with iq (+. 4 to +. 5) Adopted children: higher correlations of iq w/ biological parents than adoptive. Identical twins share 100% of their genes. Fraternal twins: share 50% of their genes. Non-twin siblings share 50% of their genes.