Exam Review 3

Question 1

Two functional divisions of the autonomic nervous system include

Answer 1

Sympathetic and Parasympathetic

Question 2

Name a neurogila found in the central nervous system

Answer 2

Astrocyte
Mircogilia
ependymal
Oiliogodendrocytes

Question 3

What neurogila are responsible for producing myelin sheaths

Answer 3

Oligodendrocytes

Schwann Cells

Question 4

Clusters of neuron bodies found in the CNS are referred to as

Answer 4

Nuclei

Question 5

The perphel buldge of schwann cell cytoplasm as it secretes myelin sheaths

Answer 5

Neurilemma

Question 6

Bundles of processed in the PNS are called

Answer 6

Nerves

Question 7

The potential difference across membrane of a resting cell is reffered to as

Answer 7

Resting membrane potential

Question 8

Incoming short distance signals are known as

Answer 8

Graded potentials

Question 9

Continuous conduction is faster than salatory conduction

Answer 9

false

Question 10

Action potentials are an all or none phenomenon meaning the depolarization of the membrane must reach a certain _____ in order to generate an action potential

Answer 10

Threshold Stimulus

Question 11

Information leaving the CNS is known as

Answer 11

Stomatic and Visceral efferent

Question 12

The membrane maintains its resting state by

Answer 12

the Na-K pump

Question 13

A synapse that cause depolarization of the post synaptic membrane is known as

Answer 13

ESPS

Question 14

Which of the following are vital for regeneration of damaged peripheral fibers

Answer 14

Astrocytes

Question 15

These Neurons are responsible for shuttling information through the CNS

Answer 15

Interneurons

Question 16

The third ventricle is located near the

Answer 16

Diencephalon

Question 17

The area of the brain that controls visual motor information is the

Answer 17

Frontal Eye view

Question 18

The gustatory cortex is located in the

Answer 18

Insula lobe

Question 19

Nerves that only carry information to the CNS are classified as

Answer 19

afferent

Question 20

What is the structure that pyramidal motor tracts use to travel from the cerebrum to the brain stem

Answer 20

Cerebral Peduncles

Question 21

Transversely orientated folds in the cerebrum are called

Answer 21

Folia

Question 22

Extensions of the pia mater that anchor the spinal cord to the dura mater are

Answer 22

Denticulate Ligaments

Question 23

The area of the spinal cord that recieves stomatic information

Answer 23

Dorsal Grey horn

Question 24

Ascending pathway contain ___ neurons and deliever ____ information

Answer 24

three

sensory

Question 25

A skin prick and a cold compress are all classified as what information

Answer 25

Stomatic afferent

Question 26

Cells that migrate towards the CNS neurons that have been damaged are called

Answer 26

Mircogilla

Question 27

Clusters of cell bodies found within the PNS are

Answer 27

Ganglia

Question 28

Action potentials that travel among the axon toward the cell body of the neuron have

Answer 28

distal direction

Question 29

_____ fibers are the slowest nerve fibers and have the smallest diameter

Answer 29

Group C

Question 30

The resting membrane potential of a neuron is -70mV this is because there are more positive or neg ions on the inside?

Answer 30

More positive on the outside then on the inside

Question 31

In the resting state the neuron cell membrane is highly more permeable to which ion?

Answer 31

K+

Question 32

An increase in cell membrane potential is known as

Answer 32

Hyperpolarization

Question 33

The time from the opening of the Na+ channels untill the resting of these channels

Answer 33

Absolute refractory period