Upper Limb Neuro Flashcards
1
Q
What is UMN posture?
A
Shoulder abducted, elbow/wrist flexed, pronated
2
Q
What is pronator drift a sign of?
A
Subtle UMN weakness
3
Q
What is gegenhalten?
A
Paratonia- frontal lobe lesion causing generalised hypertonia (inability to relax during muscle assessment)
4
Q
Shoulder abduction
A
C5, axillary nerve
5
Q
Elbow flexion
A
C5/C6, musculocutaneous nerve
6
Q
Elbow extension
A
C7, radial nerve
7
Q
Wrist extension
A
C6, radial nerve
8
Q
Finger extension
A
C7, radial nerve
9
Q
Finger flexion
A
C8, median and ulnar nerves
10
Q
Thumb abduction
A
T1, median nerve
11
Q
Finger abduction
A
T1, ulnar nerve
12
Q
Biceps jerk
A
C5/C6
13
Q
Supinator jerk
A
C5/C6
14
Q
Triceps jerk
A
C7
