10 - Human Development Across the Lifespan Flashcards
Prenatal Period
Conception to birth (9 months)
conception to 2 weeks
rapid cell division
conception, implantation, and formation of placenta occurs
Germinal Stage
allows oxygen, nutrients and waste to pass
placenta
What is the period and function of the Embryonic Stage?
2 weeks to 2 months
Formation of Vital Organs and systems
(miscarriages and birth defects can happen here)
Fetal Stage
2 months to birth
Age of viability
between 22-26 weeks when baby can survive if born prematurely
between 22-26
5.5 - 6.5 mnths
weeks when baby can survive if born prematurelyAge of viability
T or F?
Maternal malnutrition is linked to increased risk of birth complications, neurological problems, and psychopathology.
True
Fetal alcohol syndrome affects how many us children?
Affects 3 of 1,000 children
Associated with Fetal alcohol syndrome
Microcephaly (children with much smaller heads)
Low birth weight
weigh less than 5.5 lbs
majority of low birth weight babies are born preterm (more than 3 weeks before due date)
short and long term consequences
Low birth weight replaces term _____
premature
short term consequences of low birth weight
breathing
long term consequences of low birth weight
impact language and learning
Motor Development
muscular coordination (learning to sit up, crawl, reach for objects
2 basic principles of motor development
Cephalocaudal trend (head to foot)
Proximodistal trend (center-outward) torso control before extremities
Physical changes due to age is called ________.
Maturation
Occurs around 18 months; increased growth in vocabulary
Fast mapping