Nerve growth factor (NGF) ____
a. promotes the survival and growth of the axon
b. is a fuel metabolized by neurons
c. promotes programmed cell death
d. is a hormone first released at puberty
a
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In a classic study using the ____________________ method, one-month-old infants learned to activate a recording of "bah" by sucking on a nipple. After getting tired of the "bah" sound, the babies sucked harder when they heard a "pah" sound
Fill in the blank(s) with correct word
The limited data we have suggests that personal convoys _______ over time
a. contract gradually in size, but include more and more intimate relationships b. remain about the same size, with relationships becoming more intimate c. increase in size, with more friends added in each decade d. increase in size, but with fewer intimate relationships
Explosive vocabulary growth is best explained by the use of intuition.
Answer the following statement true (T) or false (F)
Which statement about brain development is true?
A. The sensitive period for mastering gymnastic and musical performance skills is 3 to 4 years of age. B. Experience-expectant brain growth depends on specific learning experiences that vary widely across cultures. C. No evidence exists for a sensitive period in the first few years for mastering skills that depend on extensive training. D. Experience-dependent brain growth occurs early and naturally, as caregivers interact with babies and preschoolers.