development

Question 1

how axons arrive at the correct target cells

Answer 1

they follow chemical gradients from the target cell

Question 2

can a damaged axon grow back

Answer 2

under certain circumstances

Question 3

What is the process called when a primitive neuron begins to develop dendrites and an axon?

Answer 3

differentiation

Question 4

Denervation supersensitivity refers to an in increase in what?

Answer 4

responses to neurotansmitters

Question 5

What is apoptosis?

Answer 5

a program of “suicide” by a neuron.

Question 6

Migration is the:

Answer 6

movement of primitive neurons and glia.

Question 7

Myelination in the human brain:

Answer 7

continues well into the adult years.

Question 8

Recovery from brain damage:

Answer 8

becomes more difficult in old age.

Question 9

Proliferation is the:

Answer 9

production of new cells.

Question 10

Enriched environments:

Answer 10

enhance the sprouting of axons and dendrites.

Question 11

A sharp blow to the head resulting from an assault or trauma that does not actually puncture the brain is called a:

Answer 11

closed head injury