Nervous System Test

Question 1

What is the CNS comprised of?

Answer 1

Brain and Spinal Cord

Question 2

The fight or flight response in under control of the:

Answer 2

Autonomic, sympathetic system

Question 3

Reflex reactions are under control of the:

Answer 3

Somatic division

Question 4

What system is responsible for the rest and digest response?

Answer 4

Autonomic, parasympathetic system

Question 5

Grey matter is made up of _____ and found in the _____

Answer 5

Unmyelinated neurons, outer regions of the brain

Question 6

What protects the brain?

Answer 6

Meninges, cerebral spinal fluid, skull

Question 7

What controls the entrance of substances such as oxygen, glucose, or medications to the brain?

Answer 7

Blood brain barrier

Question 8

Creative thinking is controlled by the:

Answer 8

Right hemisphere

Question 9

Logical thinking is controlled by the:

Answer 9

Left hemisphere

Question 10

What systems are under involuntary control?

Answer 10

Fight or flight, rest and digest, reflex

Question 11

Which part of the neuron conducts the electrical impulse away from the cell body and can range in length from 1mm to 1m?

Answer 11

Axon

Question 12

What type of neutron is found in the brain and spinal cord?

Answer 12

Multipolar Neuron

Question 13

What is the resting membrane potential of the cell?

Answer 13

-70 mV

Question 14

What is the threshold potential of the cell?

Answer 14

-50 mV

Question 15

What is the membrane potential of the cell when it is hyper polarized?

Answer 15

-90 mV

Question 16

At what membrane potential does an action potential occur?

Answer 16

-50 mV

Question 17

What is responsible for maintaining the resting potential of a nerve cell?

Answer 17

Sodium Potassium Pump

Question 18

What is the junction between two neurons called?

Answer 18

Synapse