Innervation of muscles

Question 1

Femoral Nerve

Answer 1

Iliacus
Quadriceps
Sartorius
Pectineus

Question 2

tibial division of sciatic nerve

Answer 2

Hamstrings:
- Semitendinosus
- Semimembranosus
- Long head of Biceps femoris
- Short head by common fibular division

Adductor:
- Adductor magnus (hamstring part)

Question 3

Inferior gluteal nerve

Answer 3

Gluteal maximus

Question 4

Superior Gluteal nerve

Answer 4

Gluteal Medius, Minimus
TFL

Question 5

Posterior rami of S1 & S2 spinal nerve

Answer 5

Piriformis

Question 6

Nerve to obturator internus

Answer 6

Obturator internus
Superior gemellus

Question 7

Nerve to Quadratus femoris

Answer 7

Quadratus femoris
Inferior Gemellus

Question 8

Obturator nerve

Answer 8

Adductor group:
Adductor brevis, longus, magnus (adductor portion)
Obturator externus
Gracillus

Question 9

Deep fibular nerve

Answer 9

Anterior compartment of leg:
TA (Dorsi+inv)
Extensor hallucis longus
EDL

Lateral compartment of leg:
Fibularis tertius (Dorsi+Ever)

Plantar intrinsic:
EDB
EHB

Question 10

Superficial fibular nerve

Answer 10

Lateral compartment of leg: both Plantar + Ever
Fibularis longus
Fibularis brevis (to base of 5th MT)

Question 11

Tibial nerve

Answer 11

Posterior compartment of the leg:
- Gastro
- Soleus
- TP
- FDL
- FH
- Plantaris
- Popliteus

Question 12

Medial Plantar nerve

Answer 12

Mnemonics: L.A.F.F
Lumbrical (Medial 1)
Abductor Hallucis
FDB
FHB

Question 13

Lateral Plantar nerve

Answer 13

1st layer:
Abductor digiti Minimi

2nd layer:
Lumbricals (Lateral 3)
Quadratus Plantae

3rd layer:
Adductor Hallucis
Flexor digiti minimi brevis

4th layer:
Palmar/Dorsal interosseous

Question 14

Thoracodorsal

Answer 14

Latissimus dorsi

Question 15

Dorsal scapular

Answer 15

Rhomboid minor
Rhomboid major
Levator scapula

Question 16

Lateral and medial pectoral nerve

Answer 16

Pectoralis major
Pectoralis minor

Question 17

Long thoracic

Answer 17

Serratus anterior

Question 18

Subclavian nerve

Answer 18

Subclavus

Question 19

Axillary nerve

Answer 19

Deltoid
Teres minor

Question 20

Suprascapular nerve

Answer 20

Supraspinatus
Infraspinatus

Question 21

Subscapular nerve

Answer 21

Upper and lower: Subscapularis
Lower: Teres major

Question 22

Musculocutaneous

Answer 22

• Coracobrachialis
• Biceps brachii
• Brachialis

Question 23

Radial

Answer 23

Arm:
- Brachialis (lateral part of muscle)
- Triceps brachii
- Anconeus
- Brachioradialis

Forearm:
- Supinator
- ECRB/ECRL
- ECU
- Extensor digitorum
- Extensor digiti minimi
- Abductor pollicus longus
- Extensor pollicis longus/brevis
- Extensor indices

Question 24

Median

Answer 24

Forearm:
- Pronator teres
- Pronator quadratus
- Palmaris longus
- Flexor carpi radialis
- Flexor Digitorum Superficialis
- Flexor Digitorum Profundus (lateral 2)
- Flexor pollicis longus

Hand:
- Opponen pollicis
- Abductor pollicis brevis
- Lumbrical (lateral 2)
- Flexor pollicis

Question 25

Ulnar nerve

Answer 25

Forearm: - Flexor carpi ulnaris - Flexor Digitorum Profundus (medial 2) Hand: - Opponen digiti minimi - Abductor digiti minimi - Flexor digiti minimi brevis - Lumbrical (medial 2) - Adductor pollicis - Palmar/dorsal inteross