nerve part 2 xtra

Question 1

first layer of protection for CNS (2)

Answer 1

hard bony skull and vertebral column is the first layer of protection for CNS

Question 2

Second protective layer in CNS

Answer 2

meninges

Question 3

surround the spinal cord

Answer 3

spinal meninges

Question 4

surround the brain

Answer 4

cranial meninges

Question 5

spinal cord also protected by a cushion of fat connective tissue located where?

Answer 5

epidural space

Question 6

space between dura mater and the wall and of the vertebral canal

Answer 6

epidural space

Question 7

the meninx layer consists of thin squamous to cuboidal cells

Answer 7

Pia Mater

Question 8

meninx layer that has its spider’s web arrangement of delicate collagen fibers

Answer 8

Arachnoid Mater

Question 9

Thick strong layer composed of dense irregular connective tissue

Answer 9

Dura Mater

Question 10

to introduce antibiotics, for myelography, or anesthetics, to administer chemotherapy

Answer 10

spinal tap

Question 11

tapered end of spinal cored

Answer 11

Conus medullaris

Question 12

collective horsetail

Answer 12

Cauda equina

Question 13

Bellow L2 is where the _______ nervous system starts

Answer 13

Bellow L2 is where the Peripheral nervous system starts

Question 14

Adults have _____ Total Bones in the vertebral column

Answer 14

Adults have 26 Total Bones in the vertebral column

Question 15

This is Inferior to the lumbar enlargement. the spinal cord terminates as a tapering, conical structure.

Answer 15

conus medullaris

Question 16

This is the paths of communication between the spinal cord and specific regions of the body.

Answer 16

Spinal nerves

Question 17

What are Two bundles of axons called?

Answer 17

Roots

Question 18

Two bundles of axons connect each spinal nerve to a segment of the cord by even smaller bundles of axons called what?

Answer 18

rootlets

Question 19

Relatively large diameter spinal cord segment

Answer 19

Cervical

Question 20

Nearly circular but has less white matter and gray matter looks like it expands spinal cord segment

Answer 20

Lumbar

Question 21

large amounts of gray matter but small amounts of white matter like it shrunk spinal cord segment

Answer 21

Sacral

Question 22

a much smaller spinal cord segment

Answer 22

Coccygeal

Question 23

Small diameter, a small amounts of gray matter like it shrunk

Answer 23

Thoracic

Question 24

A spinal nerve divides into several branches. What do you call these branches?

Answer 24

rami

Question 25

The human body has how many spinal nerves pairs ?

Answer 25

31 pairs

Question 26

Are parts of the PNS, with parallel bundles of axons and neuroglial cells

Answer 26

Spinal Nerves

Question 27

supplies the vertebrae, vertebral ligaments, blood vessels of the spinal cord, and meninges

Answer 27

meningeal branch

Question 28

Which ramus serves the deep muscles and skin of the posterior surface of the trunk

Answer 28

Posterior Ramus

Question 29

The skin is supplied by ____________ that carry nerve impulses from the skin into the spinal cord and brain.

Answer 29

somatic sensory neurons