Intro to development, and physical development

Question 1

describe post hoc fallacy

Answer 1

just because something happens before an event, doesnt mean that that factor caused the event.

Question 2

describe bidirectional influences

Answer 2

a influences b which in turn influences a

Question 3

describe cohort effects

Answer 3

when a sample is composed of different age groups, the variation in ages can influence the DV

Question 4

describe cross sectional studies

Answer 4

take a bunch of people from many age groups at one time and study

Question 5

describe longitudinal study

Answer 5

when you take one group of similar ages, then measure their changes over time. avoids cohort effects

Question 6

myths of early development?

Answer 6

infant development/infant determinism

Question 7

3 manifestations of nature-nurture?

Answer 7

gene expression; gene environment interaction; nature via nurture

Question 8

describe gene expression

Answer 8

might have the genes, but only expressed in response to an environmental stimulus.

Question 9

describe gene environment interaction

Answer 9

the environment may amplify the effects of a genetic predispotiion.

Question 10

describe 9 weeks/foetus formation.

Answer 10

all major organs are present, but they continue to grow

Question 11

describe brain development

Answer 11

continues till past adolescence.

involves proliferation, migration, myelination, synaptogenesis and synaptic pruning

Question 12

2 key points for infant motor dev?

Answer 12

milestones - sitting, crawling, standing, walking, running

reflexes (Adaptive purpose)

Question 13

2 key points for child physical dev?

Answer 13

body parts grow but at different rates.

growth spurts

Question 14

what happens during adolescnece

Answer 14

puberty bisch

Question 15

what happens during adulthood

Answer 15

less muslce tone
increased fat
females: menopause, decline in fertility
males: gradual decline in sperm and testosterone