Dermatomes and movements

Question 1

C1,C2

Answer 1

Look at your shoe- Neck flexion/extension

Question 2

C3

Answer 2

A fallen tree - Neck lateral flexion

Question 3

C4

Answer 3

I’m not sure - Shoulder elevation

Question 4

C5

Answer 4

Arms out wide - Shoulder flexion, abduction, & lateral rotation

Question 5

C6, 7, 8

Answer 5

Close the gate - Shoulder extension, adduction & medial rotation

Question 6

C5, 6

Answer 6

Pick up sticks - Elbow flexion

Question 7

C7, 8

Answer 7

Lay them straight - Elbow extension

Question 8

C5, 6

Answer 8

Flick my wrists - Forearm supination

Question 9

C7, 8

Answer 9

The time is late - Forearm pronation

Question 10

C6, 7

Answer 10

Fly up to heaven - Wrist flexion & extension

Question 11

C7

Answer 11

Paper - Finger extension

Question 12

C8

Answer 12

Rock - Finger flexion (though some sources say C7, 8 does both finger extension and flexion)

Question 13

T1

Answer 13

Scissors - Finger abduction & adduction

Question 14

T and L1

Answer 14

(T1-12 - Supplies chest wall and abdominal muscles)
(L1 - Contributes to hip flexion & adduction)

Question 15

L2, 3

Answer 15

Lift my knee - Hip flexion

Question 16

L3, 4

Answer 16

Kick the door - Knee extension (& knee-jerk reaction)

Question 17

L4, 5

Answer 17

Foot points to the sky - Ankle dorsiflexion

Question 18

L4, 5

Answer 18

Extend my thigh - Hip extension

Question 19

L5, S1, (S2) -

Answer 19

Kick my bum (Run to poo) - Knee flexion

Question 20

S1, 2

Answer 20

Stand on my shoes - Ankle plantarflexion (& ankle jerk)
(Babinski plantar reflex/extensor response in UMN lesion is L5, S1, S2)

Question 21

L2, 3, 4

Answer 21

Modestly close the door - Hip adduction & internal/medial rotation

Question 22

L4 - S2

Answer 22

The opposite is true - Hip abduction & external/lateral rotation

Question 23

Supplies

Answer 23

[ SUPPLIES ]
C3, 4, 5 - Keeps the diaphragm alive â→ Innervates the diaphragm
S2, 3, 4 - Keeps s*** off the floor â→ Innervates bowel, bladder, sex organs, anal sphincter, pelvic muscles. (& anal wink reflex)

Question 24

Upper limb

Answer 24

Elbow flexors/Biceps C5
Wrist extensors C6
Elbow extensors/Triceps C7
Long finger flexors C8
Small finger abductors T1

Question 25

Lower limb

Answer 25

Hip flexors (psoas) L1 and L2 Knee extensors (quadriceps) L3 Ankle dorsiflexors (tibialis anterior) L4 and L5 Toe extensors (hallucis longus) L 5 Ankle plantar flexors (gastrocnemius) S1