Advanced Hab/Rehab: SCI Injury chart Questions with 100% correct answers + detailed rationales

C1-C2: facial muscles

C3: SCM, upper trap

What are the muscles involved is SCI above C4?

- Vital capacity is 20-30% of normal

- full time attendant required

- can direct care verbally

- perform pressure relief with chin control in power recline wc

What is the max potential of a patient who has a SCI above C4?

- dependent on ventilator

- dependent in ADL/bm

What are the limitations of SCI above C4?

- Diaphragm

- Upper trap

What muscles are involved in SCI in C4?

- Vital capacity 30-50%

- wc with mouth or stick control

- 30 degrees cervical motion

- MAX assist with bm

What is the max potential of a patient with a SCI C4?

- No UE innervation

- dependent in ADLs/bm

What are the limitation of a SCI C4?

- Deltoid

- Biceps

- Rhomboids

- Teres minor and infraspinatus

What are the muscles innervated by C5 in SCI?

- Vital capacity 40-60%

- manual wc with rim projections

- MOD bm

- MAX transfer

- independent forward raise for pressure relief with loops

- Attendant needed

What is the max potential of a SCI C5?

- Only has elbow flexors

- large energy expelled

- depended in bathing and dressing

What are the limitation of SCI C5?

- extensor carpi radialis

- Pectoralis major

- Teres major

What muscles are innervated by C6 in SCI?

- Vital capacity 60-80%

- independent rolling, pressure relief, slide board transfer

- modified independent wc propulsion with rim projection

- attendant needed in am and pm

- independent UE dressing

What is the max potential of a SCI C6?

No elbow extension or hand function

What are the limitation of SCI C6?

- Triceps

- Lats

- Pronator teres

What muscles are innervated by C7 SCI?

- Vital capacity 80% of normal

- independent living possible

- independent pressure relief via lateral pushup

- independent self ROM in LE

- modified independent transfers, wc propulsion, pressure relief and UE/LE dressing

What is the max potential of a SCI C7?

- No finger muscles

- transfers to floor require MOD or MAX assistance

- some assistance needed for wc propulsion on ramps

What are the limitations of a SCI C7?

- Flexor carpi ulnaris

- Extensor carpi ulnaris

- hand intrinsic

What muscles are innervated by C8 SCI?

- same as C7

- independent living

- wheelies in wc

- 2 - 4 inch curbs

What is the max potential of a SCI C8?

- some intrinsic hand function

- writing, fine-motor coordination can be difficult

What are the limitations of SCI C8?

- Hand intrinsic

- Top half of intercostals

- Pec major

What muscles are innervated by T1-T8 SCI?

- Independent in manual wc propulsion on all level surfaces

- Therapeutic ambulation with orthoses in //bars

What is the max potential of a SCI T1-T8?

- no lower ab muscles

- minimal assistance to independent with floor transfers

What are the limitations of a SCI T1-T8?

abdominals

What muscles are innervated by T9-T11 SCI?

- independent wc mobility

- T10 vital capacity 100%

What is the max potential of a SCI T9-T11?

no hip flexor function

what are the limitations of a SCI T9-T11?

QL

What muscles are innervated by T12-L2 SCI?

- household ambulation

- independent in coming to stand and ambulation with orthoses

What is the max potential of a SCI T12-L2?

- No quad function

- Wc used for community ambulation

What are the limitations of a SCI T12-L2?

Iliopsoas and rectus

What muscles are innervated by L3 SCI?

Community ambulation with orthoses

What is the max potential of a SCI L3?

No glute max function

What are the limitations of a SCI L3?

Quad, medial HS

What muscles are innervated by L4-L5 SCI?

- Community ambulation with only need of AFO and cane

What is the max potential of a SCI L4-L5

S1: PF, glute max

S2: Anal sphincter

What muscles are innervated by S1-S2 SCI?

Ambulation with AFO

What is the max potential of a SCI S1-S2?

Loss of bladder and bowel function

What are the limitations of a SCI S1-S2?