The substance that is analyzed in amniocentesis is:
A. the blood plasma of the mother
B. the cerebrospinal fluid of the baby
C. the blood of the baby
D. amniotic fluid
Answer: D
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Which of the following is an example of a tertiary circular reaction? a. Kala accidentally touches her nose with her thumb, it makes her laugh, she then repeats the action, and itmakes her laugh again
b. Jose turns toward the sound of the phone ringing. c. Lorenzo kicks his mobile over and over because it makes it move. d. After many tries, Megan turns her toy sideways and is able to pull it into the crib? now, whenever she wantsthe toy, she turns it sideways to pull it through.
In the 1960s and 1970s, many attempts were made to teach chimps sign language. Which statement would Chomsky most likely agree with concerning nonhuman acquisition of language?
a. ?Nonhumans cannot have language because only humans have a built-in universal grammar. b. ?Nonhumans can develop language if exposed to motherese. c. ?Nonhumans can learn language through imitation. d. ?Nonhumans cannot develop language once they are past the critical period.
Which of the following is the perceptual principle involving the nearness in time and space and which is often responsible for the perception that one thing has caused another?
a. closure b. continuation c. figure-ground d. contiguity
A type of day care in which several paid providers care for many children in a space designed especially for the purpose of day care is called
center day care. decentralized day care. nonfamilial day care. extrafamilial day care.