Prenatal Phases
This prenatal stage takes place from 8 weeks onward, and is marked by the continual growth of the body.
What is the fetal stage?
What parts (2) of the brain are developed by seven weeks?
a. Forebrain
b. Hindbrain
c. Midbrain
d. Temporal Lobe
e. Parietal Lobe
Hindbrain and Midbrain
True/False: The more alcohol the mother consumes the greater risk to the developing baby.
True
True/False: The smiling reflex is a social smile.
False
Which sense is the least well developed at birth?
A. Smell
B. Taste
C. Touch
D. Sight
Sight
The phase that is marked by cell division. Includes both the zygote and the blastula.
What is the germinal phase?
Zygote - fertilized egg cell
Blastula - hollow ball of stem cells
What connects the fetus to the mother?
What is the safe level of alcohol consumption during pregnancy?
There is no safe level.
The moro reflex is present before and at birth, what is more commonly known as?
The startle effect
Infants suck on their thumb (more/less) when they hear sounds that are stimulating, and they have a preference for (low/high) pitched sounds.
MORE; HIGH
This stage takes place from 2-8 weeks, and is marked by the formation of major organs of body and the formation of the gastrula.
What is the embryonic phase?
Gastrula - stem cells fold to form layers
What is marked as low-birth weight?
What is marked as being born premature?
< 5½ lbs. at birth (in the US)
< 37 weeks
Smoking, before or after birth, is related to (increased/decreased) levels of SIDS, (higher/lower) birth weight, and conduct disorders.
Increased
Lower
The example of a baby grabbing your hair as it lays in a palm, demonstrates what reflex?
The grasping reflex
Fantz (1963), found that ____ generates _____ interest to baby's visual attention.
a. complexity; less
b. complexity; more
c. simplicity; less
d. simplicity; more
complexity; more
This stage is most important from the developmental perspective.
What is the embryonic phase?
What are the risks of low-birth weight and premature babies?
Have a higher risk of dying in infancy (within first year, infant mortality)
More likely to have impaired brain development
Higher risk of behavioral and academic problems
In this disorder, the production of GABA is inhibiting (stopping) development and activity of the brain.
This disorder can then be characterized by stunted growth, sunken eyes, and thinner lips.
What is fetal alcohol syndrome (FAS)
In the Babinski Reflex, when you lay a baby down and touch the sole of the foot, within the first 8-9 months, what will the toes do?
Upward and Outward
The visual cliff experiment is used to test what?
Depth perception