Ch.10.4 Nervous System

Question 1

Which part of the neuron receives signals from other neurons?

Answer 1

Dendrites

Question 2

Where in the neuron do graded potentials summate?

Answer 2

Axon hillock

Question 3

Jumping from one node to the next.

Answer 3

saltatory conduction

Question 4

Which of the following results in the hyperpolarization of the postsynaptic neuron?

Answer 4

inhibitory postsynaptic potential (IPSP)

Question 5

Which of the following describes the membrane potential of a neuron during a relative refractory period?

Answer 5

Hyperpolarized

Question 6

What is the main excitatory neurotransmitter of the central nervous system?

Answer 6

Glutamate

Question 7

Gamma-aminobutyric acid (GABA) the main inhibitory neurotransmitter of which part of the body?

Answer 7

Brain

Question 8

The _______develops into the telencephalon and diencephalon.

Answer 8

Forebrain

Question 9

The _________develops into the metencephalon and myelencephalon.

Answer 9

hindbrain

Question 10

The ________, which originates from the forebrain, gives rise to the cerebrum.

Answer 10

telencephalon

Question 11

The ________gives rise to the developed midbrain.

Answer 11

mesencephalon

Question 12

The _________gives rise to the pons and cerebellum.

Answer 12

metencephalon (hind brain)

Question 13

What brain structures make up the brainstem?

Answer 13

midbrain, pons, medulla oblongata