Spinal levels and Nerves

Question 1

In C6 injury, Triceps brachii function is lost or preserved?

Answer 1

Lost

Question 2

Coughing in C5 ASIA A

Answer 2

Manual abdominal pressure provided by a caregiver or an external surface.

The patient does not have the motor function to independently provide manual abdominal pressure.

Question 3

Independent community ambulation

Answer 3

L4-L5

Question 4

Functional ambulation goal for a child with myelomeningocoele, L2, with minimal cognitive involvement

Community vs. Home ambulation?

Appropriate orthosis?

Answer 4

Home ambulation using an RGO (with Loftstrand crutches)

Question 5

Injury to nerve root C6 results in weakness of the?

Answer 5

Elbow flexors and wrist extensors

Question 6

Injury to nerve root C7 results in weakness of the?

Answer 6

Elbow extensors and wrist flexors

Question 7

Injury to nerve root C8 results in weakness of the?

Answer 7

Thumb extensors

Question 8

Injury to nerve root T1 results in weakness of the?

Answer 8

Finger abductors and adductors

Question 9

Wheelchair rim modifications for patients with C3-C4 lesions.

Answer 9

Sip-and-puff control

Secondary to innervation of the diaphragm, face and neck muscles, and the trapezius

Question 10

Wheelchair rim modifications for patients with C5 lesions.

Answer 10

Wheelchair with oblique hand rim projections (angled 30 degrees)

Question 11

Wheelchair rim modifications for patients with C6 lesions.

Answer 11

Wheelchair with vertical hand rim projections

May also utilized friction hand rims

Question 12

Wheelchair rim modifications for patients with C7 lesions.

Answer 12

Wheelchair with friction hand rims

Question 13

Wheelchair rim modifications for patients with C8 lesions.

Answer 13

None. Standard wheelchair rims are adequate, as muscle innervations necessary for propulsion are intact.

Question 14

Dermatome of the lateral calf

Answer 14

L5

Giles A-192

Question 15

Dermatome of the lateral dorsum of the foot

Answer 15

S1

Giles A-192

Question 16

Dermatome of the medial dorsum of the foot

Answer 16

L5

Giles A-192

Question 17

Dermatome of the anterior thigh

Answer 17

L2-L3

Giles A-192

Question 18

Dermatome of the groin

Answer 18

S3

Giles A-192

Question 19

Dermatome of the medial thigh

Answer 19

S3

Giles A-192

Question 20

Dermatome of the genitals and perineum

Answer 20

S4

Giles A-192

Question 21

Transfer for patients with C6 level injury.

Answer 21

Highest is independent sliding board transfer.

Question 22

Roots of thenar muscles

Answer 22

C8

Question 23

Damage to C6 myotome most affects the?

Answer 23

Wrist extensors

Question 24

Appropriate orthosis for a patient with T10 spina bifida in initiating standing

Answer 24

Parapodium and parallel bars

Question 25

Superficial abdominal reflex

Answer 25

Upper: T7-T9 Lower: T10-T12

Question 26

Cremasteric reflex

Answer 26

T12-L1

Question 27

Superficial anal reflex

Answer 27

S2-S4

Question 28

Patellar DTR

Answer 28

L3-L4

Question 29

Ankle DTR

Answer 29

S1-S2

Question 30

Medial Hamstring DTR

Answer 30

L5-S1

Question 31

Lateral Hamstring DTR

Answer 31

S1-S2

Question 32

Posterior Tibial DTR

Answer 32

L4-L5

Question 33

Biceps Brachii DTR

Answer 33

C5-C6

Question 34

Brachioradialis DTR

Answer 34

C5-C6

Question 35

Pronator Teres DTR

Answer 35

C6-C7

Question 36

Triceps Brachii DTR

Answer 36

C7-C8

Question 37

Myotome testing for C4

Answer 37

Diaphragm; measure chest expansion

Question 38

Myotome testing for C5

Answer 38

Shoulder abductors and external rotators

Question 39

Myotome testing for C6

Answer 39

Elbow flexors and shoulder internal rotators

Question 40

Myotome testing for C7

Answer 40

Elbow extensors and wrist flexors Giles B-141

Question 41

Diminished sensation in the anterior arm and the index finger

Answer 41

C6

Question 42

Paresthesia in the long and ring fingers

Answer 42

C7

Question 43

Weakness of the biceps brachii and supinator

Answer 43

C6

Question 44

Weakness of the triceps brachii

Answer 44

C7

Question 45

Diminished brachioradialis reflex

Answer 45

C6

Question 46

Diminished triceps reflex

Answer 46

C7

Question 47

Highest level where driving a van is possible?

Answer 47

C6