The __________ model, containing Extraversion, Agreeableness, Conscientiousness, Neuroticism, and Openness to Experience, has been dominant in personality research since the 1980s

Assume that an abusive caregiver shakes an infant to get her to stop crying. The infant stops crying because of which of the following mechanisms?

The infant is so startled by the shaking that she can't cry. Blood vessels in her brain rupture and neural connections break. Experience-dependent learning has taught her to stop crying. The infant's airway is damaged by the shaking.

Most axon terminals contain a number of tiny oval sacs called __________

a. synaptic vesicles b. synaptic knobs c. neurotransmitters d. receptor sites