myotomes and dermatomes Flashcards
1
Q
what nerve(s) root cause(s) neck flexion and extension?
A
C1/2
2
Q
what nerve root causes lateral neck flexion?
A
C3
3
Q
what nerve root causes shoulder elevation?
A
C4
4
Q
what nerve root causes shoulder elevation and elbow flexion?
A
C5
5
Q
what nerve root causes elbow flexion and wrist extension
A
C6
6
Q
what nerve root causes elbow extension and wrist flexion
A
C7
7
Q
what nerve root causes thumb abduction and finger flexion
A
C8
8
Q
what nerve root causes finger abduction
A
T1
9
Q
what nerve root causes hip flexion
A
L1,2,3
10
Q
what nerve root causes knee extension
A
L4
11
Q
what nerve root causes ankle dorsiflexion
A
L5
12
Q
what nerve root causes ankle plantarflexion
A
S1
13
Q
what nerve root causes knee flexion
A
S2
14
Q
what nerve root causes anal wink
A
S3,4
15
Q
what dermatome covers the shoulder
A
C5
