NS

Question 1

Measurement of -70mV known as

Answer 1

Resting membrane potential

Question 2

Sodium ions move into cell across neurolemma, creating reversal of positive and negative charges. This results in ___________ of the membrane

Answer 2

Depolarization

Question 3

This change in membrane results in an ____________ potential

Answer 3

Action

Question 4

A stimulus peaks at __________ mV

Answer 4

+30

Question 5

As stimulus downgrades, +K ions continue to move out of cell across neurolemma. This results in __________ of the membrane

Answer 5

Repolarization

Question 6

In order for neuron to recharge, must exceed -70 mV, this is known as ______________

Answer 6

Hyperpolarization

Question 7

In order to establish gradient, the cells are equipped with ______ ________ __________, which rely upon the energy of ATP the polarity

Answer 7

Sodium Potassium Pump

Question 8

Electrical stimulus, _________ gated channel

Answer 8

Voltage

Question 9

Chemical stimulus, ____________ gated channel

Answer 9

Chemically

Question 10

Chemical causing nerve impulse is a ____________

Answer 10

Neurotransmitter

Question 11

Skeletal muscle chemical that stimulates muscle contraction is ___________

Answer 11

Acetylcholine

Question 12

ANS will rely on ________ to stimulate involuntary muscle contraction or glandular secretion

Answer 12

Norepinephrine

Question 13

Pre central gurus- motor stimulation of skeletal muscle. Region of cortex called ________ ________ cortex

Answer 13

Primary motor

Question 14

Post central gyrus, responsible for sensory interpretation, called the _______ __________ cortex

Answer 14

Primary somatosensory

Question 15

Craniosacral fibers form what division of ANS

Answer 15

Parasympathetic

Question 16

Thoracolumbar (t1-l2) form what division of ANS

Answer 16

Sympathetic

Question 17

ANS division controls digestion

Answer 17

Parasympathetic

Question 18

ANS division controls pupillary dilation, increases heart rate, results in bronchodilation

Answer 18

Sympathetic

Question 19

A nerve stimulus is generated when a _______________ of -55mV is reached

Answer 19

Threshold

Question 20

Cartoonish illustration

Answer 20

Homunculi

Question 21

Outermost layer of nerve

Answer 21

Epineurium

Question 22

Bundle of nerve fibers

Answer 22

Fascicle

Question 23

Covering around fascicles

Answer 23

Perineurium

Question 24

Cranial nerve- controls pupillary response and lens shape

Answer 24

Oculomotor

Question 25

What cranial nerve controls visceral functions

Answer 25

Vagus

Question 26

What cranial nerve provides taste to 2/3 anterior tongue

Answer 26

Facial

Question 27

Cranial nerve for hearing and balance

Answer 27

Vestibulocochlear