Neurology Examination Basics and Clinical Signs Flashcards
Biceps reflex
C5, C6
Brachioradialis reflex
C5, C6
Triceps brachii reflex
C6, C7
Knee jerk reflex
L3, L4
Ankle reflex
S1
MRC power grading scale
0 - no movement at all
1 - flicker or trace contraction
2 - active movement when gravity eliminated
3 - active movement against gravity
4 - active movement against gravity and resistance
5 - normal full strength
Action: Shoulder abduction
- Muscle, nerve, myotome
Deltoids
Axillary nerve
C5
Action: Elbow flexion
A. supinated ; B. half pronated
- Muscle , nerve, myotome
A. Supinated
Biceps, brachialis
Musculocutaneous nerve
C5, C6
B. Half pronated
Brachioradialis
Radial nerve
C5, C6
Action: Elbow extension
- Muscle, nerve, myotome
Triceps brachii
Radial nerve
C7
Action: wrist extension
- Muscle, nerve, myotome
Wrist extensors and finger extensors
Radial nerve
C6
Action: fingers flexion
- Muscle, nerve, myotome
FDS and FDP
FDS: median nerve
FDP: median and ulnar nerves
C8
Action: fingers abduction
- Muscle, nerve, myotome
Dorsal interossei, abductor digiti minimi
Ulnar nerve
T1
Action: hip flexion
- Muscle, nerve, myotome
Iliopsoas, quadriceps
L1-L3 root (iliopsoas)
L1, L2, L3
Action: hip extension
- Muscle, nerve, myotome
Gluteus maximum
Inferior gluteal nerve
L5, S1
Action: hip abduction and internal rotation
- Muscle, nerve, myotome
Gluteus medius, gluteus minimum, tnsor fasciae latae
Superior gluteal nerve
L5