child dev Flashcards
(40 cards)
name a strength and weakness of interviewing as a source of research.
- allows in-depth information
- can be bias and time consuming
state why a naturalistic observation may be more valuable than a structured observation.
-a chance to explore natural social interactions rather than controlled interactions.
name reasons why causation does not lead to effect.
- direction of causation problem .
- third variable problem.
name why longitudinal research may be more valuable than using cross sectional research.
-allows to study stability in individual behaviour.
define microgenetic designs.
-intensively observe processes that produce change over short periods of time.
identify innovative techniques for when studying children.
- photography
- drawing
- writing diaries
- using prompts
identify the three stages of prenatal dev.
- germinal
- embryonic
- fetal
identify the three parts of skin tissue.
- ectoderm
- mesoderm
- endoderm
which type of gene is expressed?
dominant gene.
explain what occurs in the germinal stage.
- zygote formed
- zygote divides and multiples
- cells become more specialised
- embryo formed when implantation occurs.
explain what occurs in the embryonic stage.
blood vessels grow, placenta forms.
explain what occurs during the foetus stage.
reflexs occur, sex organs differentiate, sensory input.
name teratogens impact on prenatal dev.
- alcohol
- drugs
- smoking
- radiation
- pollution
- infectious disease
define the scala naturae.
great chain of being (hierarchy lower to higher animals).
define the repitulation theory.
dev of animal and human embryo.
what genetic disorders can occur in dev.
- cystic fibrosis
- anemia
- chromosomal disorders
how many children were affected by the thalidomide tragedy?
by 1961, approx 20,000 children were born with severely misshapen limbs.
give evidence for fatal learning.
-read stories Late pregnancy, 2 days after birth read story again, implied babies could hear familiar story through fast dummy sucking.
name the sense newborns have.
- touch - well dev
- taste - distinguish between several tastes
- smell - recognise mothers smell
- hearing - improves over first few months
- vision - only see things in near distance at birth
- balance - vestibular system
identify the reflexes newborns have.
sucking/rooting
morco
stepping
babinski
give an example of gross motor skills.
running, skipping.
which type of motor skill is involved in coordination of small muscle movements?
fine motor skills.
define vestigal.
reflexes have partially or wholly lost their function.
what do glial cells do in relation to myelination?
provide structural support and insulate axons by myelination.
