Nerves

Question 1

What makes up the central nervous(CNS)?

Answer 1

brain and spinal cord

Question 2

what does the peripheral nervous system consist of?

Answer 2

nerves

Question 3

what are the nerves connecting head to brain and brain to head?

Answer 3

cranial nerves

Question 4

what nerves connect body/limbs to brain and vise versa?

Answer 4

spinal nerves

Question 5

what nerves connect organs to brain and vise versa?

Answer 5

autonomic nerves

Question 6

In a single nerve cell what is the direction of impulse?

Answer 6

dendrite-cell body-axon

Question 7

in the CNS a group of nerve bodies is called what?

Answer 7

nucleus

Question 8

in the PNS a group of nerves bodies is called what?

Answer 8

ganglion

Question 9

what is a synapse?

Answer 9

a gap/junction between 2 nerves

Question 10

How many lobes does each cerebral hemisphere have?

Answer 10

4

Question 11

What are the names of 4 lobes within each cerebral hemisphere?

Answer 11

frontal lobe
parietal lobe
occipital lobe
temporal lobe (looks like thumb of boxing glove)

Question 12

How are the cranial nerves numbered?

Answer 12

from front to back

Question 13

What is CNI called?

Answer 13

olfactory nerve

Question 14

What is CNII called?

Answer 14

optic nerve

Question 15

What is CNIII called?

Answer 15

Oculomotor nerve

Question 16

What is CNIV called?

Answer 16

trochlear nerve

Question 17

What is CNV called?

Answer 17

trigeminal nerve

Question 18

What is CNVI called?

Answer 18

abducent nerve

Question 19

What is CNVII called?

Answer 19

Facial nerve

Question 20

What is CNVIII called?

Answer 20

Vestibulocochlear nerve

Question 21

What is CNIX called?

Answer 21

Glossopharyngeal nerve

Question 22

What is CNX called?

Answer 22

Vagus nerve

Question 23

What is CNXI called?

Answer 23

spinal accessory nerve

Question 24

what is CNXII called?

Answer 24

hypoglossal nerve

Question 25

What hole does the spinal cord pass through?

Answer 25

foramen magnum

Question 26

Compare the location of grey matter within brain and spinal cord.

Answer 26

in brain-superficial | in spinal cord-its deep

Question 27

Compare the location of white matter within brain and spinal cord?

Answer 27

in brain-deep | in spinal cord-superficial

Question 28

What are the 4 segments of the spinal cord?

Answer 28

cervical thoracic lumbar sacral/coccygeal

Question 29

how many pairs of spinal nerves are there?

Answer 29

31

Question 30

How many pairs of cervical spinal nerves are there?

Answer 30

8

Question 31

How many pairs of thoracic spinal nerves are there?

Answer 31

12

Question 32

How many pairs of lumbar spinal nerves are there?

Answer 32

5

Question 33

How many pairs of sacral spinal nerves are there?

Answer 33

5

Question 34

How many pairs of coccygeal spinal nerves are there?

Answer 34

1

Question 35

What connects spinal nerves to structures of body wall?

Answer 35

rami

Question 36

What connects the spinal nerves to the spinal cord?

Answer 36

roots and rootlets of the spinal nerve

Question 37

What is a dermatome?

Answer 37

a strip of the body wall which a pair of spinal nerves supplies

Question 38

What is a nerve plexus?

Answer 38

network of intertwined anterior rami axons

Question 39

what does the cervical plexus contain?

Answer 39

C1-C4 rami

Question 40

What does the brachial plexus contain?

Answer 40

C5-T1 rami

Question 41

What does the lumbar plexus contain?

Answer 41

L1-L4 rami

Question 42

What does the sacral plexus contain?

Answer 42

L5-S4 rami

Question 43

Name 5 nerves in the brachial plexus.

Answer 43

1. axillary nerve 2. median nerve 3. musculocutaneous nerve 4. radial nerve 5. ulnar nerve

Question 44

What part of the nervous system supplies the body walls?

Answer 44

somatic

Question 45

What part of the nervous system supplies the body?

Answer 45

autonomc

Question 46

name the 6 senses of the somatic nervous system.

Answer 46

``` coarse touch fine touch vibration proprioception temperature pain ```