Nervous System

Question 1

What are the 5 group of nerves along the spinal cord?

Answer 1

Cervical nerves
Thoracic nerves
Lumbar nerves
Sacral nerves
Coccygeal nerves

Question 2

How many spinal vertibra are in the cervical region of the spine?

Answer 2

C1-8

Question 3

How many nerve vertibra are in the thoracic region?

Answer 3

T1-12

Question 4

How many nerve vertibra are in the lumbar region?

Answer 4

L1-5

Question 5

How many nerve vertibra are in the sacral region?

Answer 5

S1-5

Question 6

How many vertibra are in the coccygeal region?

Answer 6

Co (1)

Question 7

What do the cervical vertibra do?

Answer 7

Supply movement and feeling to the arms, neck and upper trunk. Also controls breathing

Question 8

What do the thoracic vertibra do?

Answer 8

Supply’s movement and feeling to the trunk and abdomen

Question 9

What do the lumbar and sacral nerves do?

Answer 9

Supply movement and feeling to the legs, the bladder, bowel and sexual organs

Question 10

At which point along the nerves does the spinal cord stop at the grouoed nerves become the caudal equina?

Answer 10

Near L1 and L2

Question 11

What is a dermatome?

Answer 11

An area of skin that is supplied feeling by a single spinal nerve

Question 12

What spinal nerve would be accosiated with senory impairment of the anterolateral shoulder

Answer 12

C5

Question 13

What spinal nerve would be accosiated with senory impairment of the thumbs

Answer 13

C6

Question 14

What spinal nerve would be accosiated with senory impairment of middle finger

Answer 14

C7

Question 15

What spinal nerve would be accosiated with senory impairment of little finger

Answer 15

C8

Question 16

What spinal nerve would be accosiated with senory impairment of medial arm

Answer 16

T1

Question 17

What spinal nerve would be associated with senory impairment of 3rd, 4th interspace

Answer 17

T3

Question 18

What spinal nerve would be associated with senory impairment of nipple line

Answer 18

T4

Question 19

What spinal nerve would be accosiated with senory impairment of xiphoid process

Answer 19

T6

Question 20

What spinal nerve would be associated with senory impairment of the navel

Answer 20

T10

Question 21

What spinal nerve would be associated with senory impairment of pubis

Answer 21

T12

Question 22

What spinal nerve would be accosiated with senory impairment of medial thigh

Answer 22

L2

Question 23

What spinal nerve would be accosiated with senory impairment of medial knee

Answer 23

L3

Question 24

What spinal nerve would be associated with senory impairment of medial ankle and big toe

Answer 24

L4

Question 25

What spinal nerve would be accosiated with senory impairment of dorsum of foot

Answer 25

L5

Question 26

What spinal nerve would be accosiated with senory impairment of lateral foot

Answer 26

S1

Question 27

What spinal nerve would be accosiated with senory impairment of posteromedial thigh

Answer 27

S2

Question 28

What spinal nerve would be accosiated with senory impairment of perianal

Answer 28

S3-5

Question 29

What are myotomes?

Answer 29

A group of muscles which are innervation by single spinal nerve roots

Question 30

What are you testing in myotome testing?

Answer 30

Looking for muscle weakness of particular group of muscles. Could suggest herniation of discs

Question 31

What is C5 myotomes?

Answer 31

Shoulder abduction and external rotation; elbow flexion

Question 32

What is C6 myotomes?

Answer 32

Wrist extension

Question 33

What is C7 myotomes?

Answer 33

Elbow extensor and wrist flexion

Question 34

What is C8 myotomes?

Answer 34

Thumb extension and finger flexion

Question 35

What is T1 myotomes?

Answer 35

Finger abduction

Question 36

What is L1/2 myotomes?

Answer 36

Hip flexion

Question 37

What is L3 myotomes?

Answer 37

Knee extension

Question 38

What is L4/5 myotomes?

Answer 38

Ankle dorsiflexion

Question 39

What is L5 myotomes?

Answer 39

Great toe extension

Question 40

What is S1 myotomes?

Answer 40

Ankle plantar flexion

Question 41

What is S4 myotomes?

Answer 41

Bladder and rectum motor supply