Question 1

Explain how sensitive periods are beneficial to learning and memory in the brain.

Accepted Answer

The answer of Explain how sensitive periods are beneficial to...

Question 2

Eyeblink conditioning:

Accepted Answer

A)  can be learned by infants when delay conditioning is used. 
B)  cannot be learned by infants when delay conditioning is used. 
C)  can be learned by infants when trace conditioning is used. 
D)  is learned more slowly by infants when trace conditioning is used.

Question 3

The technique in which infants are shown an action and tested for their ability to mimic this action later is known as:

Accepted Answer

A)  imprinting. 
B)  mutation. 
C)  neurogenesis. 
D)  elicited imitation.

Question 4

The MOST important androgen and principal male sex hormone is known as:

Accepted Answer

A)  hemoglobin. 
B)  testosterone. 
C)  androgen. 
D)  estrogen.

Question 5

What does NOT occur in the brain in old age?

Accepted Answer

A)  Neurons in the prefrontal cortex are lost. 
B)  Neurons in the cerebellum are lost. 
C)  Neurons in the cerebral cortex show less connectivity. 
D)  Neurons in the hippocampus are lost.

Question 6

Individuals with Down syndrome:

Accepted Answer

A)  may have an enlarged cerebellum. 
B)  are more likely to be female than male. 
C)  have visibly smaller brains at birth. 
D)  usually develop amyloid plaques and neurofibrillary tangles as adults.

Exam 12: Development and Aging:learning and Memory Across the Lifespan