Dermatomes and Myotomes Flashcards

1
Q

What is a dermatome?

A

A spinal nerve that innervates a particular sensory area.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is a myotome?

A

A group of muscles that a single spinal nerve root innervates.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

C5

A

D: radial antecubital fossa
M: Shoulder abductors.
Elbow flexors (biceps, brachialis, and brachioradialis)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

C6

A

D: Thumb
M: Wrist extensors (extensor carpi radialis longus and brevis)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

C7

A

D: Middle finger
M: Elbow extensors (triceps). Wrist flexors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

C8

A

D: Little finger
M: finger flexors (distal phalanx - flexor digitorum profundus)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

T1

A

D: Ulnar antecubital fossa
M: Hand intrinsics (interossei)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

L2

A

D: Mid-anterior thigh
M: hip flexors (iliopsoas)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

L3

A

D: Medial femoral condyle
M: Knee extensors (quadriceps)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

L4

A

D: Medial malleolus
M: Ankle dorsiflexors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

L5

A

D: Dorsal second/third toe web space
M: Long toe extensors (extensor hallucis longus)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

S1

A

D: Lateral heel
M: Ankle plantar flexors (gastrocnemius, soleus)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly