Exam 3 (Ch. 7-9, 11) Flashcards
cognition
acquiring, storing, retrieving, and using information
categories
grouped based on perceptual similarity
prototypes
embody the most typical features of concepts
IQ
intelligence quotient; average IQ=100
WAIS
wechsler adult intelligence score; adults over 16
divergent thinking
how well you can come up with different ways to solve problema
identical twins IQ
should be extremely similar (85%)
norm
expected average
developmental psychology
study of how humans grow and change throughout their entire lifespan
Jean Piaget
studied cognitive development and established the four stages of development
Stage 1: Sensorimotor
0-2 years; no real mental representations (later found to be false)
Stage 2: Pre-operational Stage
2-7 years; no real problem solving, lack conservation of number or volume
Stage 3: Concrete Operational Thought
7-11 years; can solve conservation problems if given a concrete example
Stage 4: Formal Operational Thought
12-adult; can think abstractly and hypothetically
gametes
sex cells; only have 23 chromosomes
zygote
0-2 weeks; conception and implantation
embryonic
2-8 weeks; organogenesis(systems/organs form) and teratogens,
fetal
2-9 months; birth
genome
set of chromosomes (46)
genotype
1 individual’s unique set of chromosomes
phenotype
physical and behavioral expression of genotype
teratogens
anything that causes birth defects
- alcohol
- drugs
- bacteria/viruses
- radiation
fetal alcohol syndrome
babies exposed to alcohol in the womb are born with birth defects
sex-linked inheritance
involves genes on the x and y chromosomes
behavioral genetics
investigates the effects of heredity and environment on behavior (nature vs nurture)