MSK Anatomy Must Knows Flashcards
1
Q
Gluteal Region Compartments
A
Superficial and Deep
2
Q
Superficial gluteal muscles
A
- gluteus maximus
- gluteus minimus
- gluteus medius
- tensor fascia latae
3
Q
Superficial gluteal muscles innervation
A
- gluteus maximus = inferior gluteal nerve
- gluteus minimus = Superior gluteal nerve
- gluteus medius
- tensor fascia latae
4
Q
Deep gluteal muscles
A
- piriformis
- gemelli
- obturator internus
- quadratus femoris
5
Q
Deep gluteal muscles innervation
A
anterior rami from sacral plexus
- piriformis
- gemelli
- obturator internus
- quadratus femoris
6
Q
Leg compartments
A
lateral, anterior, posterior
7
Q
Anterior leg muscles
A
- tibialis anterior
- extensor digitorum longus
- extensor hallicus longus
- fibularis teritus
8
Q
Anterior leg muscles innervation
A
- Deep fibular nerve (L4,5)
- tibialis anterior
- extensor digitorum longus
- extensor hallicus longus
- fibularis teritus
9
Q
Thigh compartments
A
Anterior, Medial, Posterior
10
Q
Anterior thigh muscles
A
- sartorius
- pectinus
- ilopsoas (psoas major + iliacus)
- Quadriceps Femoris (vastus lateralis, medialis, intermidius and rectus femoris)
11
Q
Anterior thigh muscles innervation
A
Femoral Nerve (L2,3,4)
- sartorius
- pectinus
- ilopsoas (psoas major + iliacus)
- Quadriceps Femoris (vastus lateralis, medialis, intermidius and rectus femoris)
12
Q
Medial thigh muscles
A
- adductor longus
- adductor brevis
- adductor magnus
- gracilis
- obturator externus
13
Q
Medial thigh muscles innervation
A
Obturator nerve (L2,3,4)
except hamstring part of adductor magnus = tibial nerve
- adductor longus
- adductor brevis
- adductor magnus
- gracilis
- obturator externus
14
Q
Posterior thigh muscles
A
- semitendinous
- semimebranous
- biceps femoris
15
Q
Posterior thigh innervation
A
Tibial division of sciatic nerve (L5,S1, S2)
- semitendinous
- semimebranous
- biceps femoris
16
Q
Lateral leg muscles
A
- fibularis longus
- fibularis brevis
17
Q
lateral leg muscle innervation
A
Superficial fibular nerve (L5,S1,S2)
- fibularis longus
- fibularis brevis
18
Q
Posterior leg muscles
A
Superficial
- gastocnemius
- soleus
- plantaris
Deep
- popliteus
- flexor hallicus longus
- flexor digitorum longus
- tibialis posterior
19
Q
Posterior leg muscles innervation
A
tibial nerve (S1,S2)
Superficial
- gastocnemius
- soleus
- plantaris
Deep
- popliteus
- flexor hallicus longus
- flexor digitorum longus
- tibialis posterior
20
Q
Arm Compartments
A
Anterior and Posterior
21
Q
Anterior arm muscles
A
- biceps brachii
- brachialis
- coracobrachialis
22
Q
Anterior arm muscles innervation
A
musculocutaneous nerve
- biceps brachii
- brachialis
- coracobrachialis
23
Q
Posterior arm muscle
A
- triceps brachii
24
Q
Posterior arm muscle innervation
A
radial nerve
- triceps brachii
25
Anterior Forearm compartments
superficial, deep, intermediate
26
Anterior superficial forearm muscles
- pronator teres
- flexor carpi radialis
- flexor carpi ulnaris
- palmaris longus
27
Anterior superficial forearm muscles innervation
median nerve
- pronator teres
- flexor carpi radialis
- palmaris longus
Ulnar nerve
- flexor carpi ulnaris
28
Anterior Intermediate Forearm Muscle
- flexor digitorium superficialis
29
Anterior Intermediate Forearm Muscle Innervation
median nerve
- flexor digitorium superficialis
30
Anterior Deep Forearm Muscles
- flexor pollicis longus
- pronator quadratus
- flexor digitorum profundus
31
Anterior Deep Forearm Muscles Innervation
```
Median Nerve
- flexor pollicis longus
- pronator quadratus
1/2 Median Nerve, 1/2 Ulnar Nerve
- flexor digitorum profundus
```
32
Posterior Forearm Compartments
Deep and Superficial
33
Posterior Superficial Forearm Muscles
- brachioradialis
- extensor carpi radialis longus
- extensor carpi radialis brevis
- extensor digitorum
- extensor digiti minimi
- extensor carpi ulnaris
34
Posterior Superficial Forearm Muscles Innervation
Radial Nerve
- brachioradialis
- extensor carpi radialis longus
- extensor carpi radialis brevis
- extensor digitorum
- extensor digiti minimi
- extensor carpi ulnaris
35
Posterior Deep Forearm Muscles
- Supinator
- Abductor pollicis longus
- Extensor pollicis brevis
- Extensor pollicis longus
- Extensor indicis
36
Posterior Deep Forearm Muscles Innervation
Radial Nerve
- Supinator
- Abductor pollicis longus
- Extensor pollicis brevis
- Extensor pollicis longus
- Extensor indicis
37
Hand Compartments
Thenar eminence, hypothenar eminence, lumbricals, interossei
38
Thenar Eminence muscles
- opponens pollicis
- abductor pollicis
- flexor pollicis brevis
39
Thenar eminence muscles innervation
recurrent branch of the median nerve
- opponens pollicis
- abductor pollicis
- flexor pollicis brevis
40
Hypothenar eminence muscles
- abductor digiti minimi
- flexor digiti minimi brevis
- opponens digiti minimi
41
hypothenar eminence muscles innervation
deep branch of the ulnar nerve
- abductor digiti minimi
- flexor digiti minimi brevis
- opponens digiti minimi
42
Lumbricals
- lateral x2
| - medial x2
43
lumbrical innervation
- Lateral two = median nerve
| - medial two = lateral nerve
44
Interossei
- dorsal x4
| - palmar x 3
45
interossei innervation
ulnar nerve
46
innervation of serratus anterior
long thoracic nerve (C5-7)
47
innervation of latissimus dorsi
thoracodorsal nerve (C6-C8)
48
innervation of teres major
inferior subscapapular nerve (C5-C7)
49
innervation of pectoralis major
medial and lateral pectoral nerves (C5-T1)
50
innervation of pectoralis minor
medial pectoral nerve (C8,T1)
51
innervation of trapezius
```
Motor = CNXI
Sensory = C3,4
```
52
innervation of deltoid
axillary nerve C5,6
53
Levator scapulae
C3-5
54
Rhomboid major and minor
dorsal scapular nerve (C4,5)
55
Rotator Cuff Muscles
supraspinatous, infraspinatous, teres minor, subscapular
56
Rotator Cuff Innervation
```
suprascapular nerve = supraspinatous and infraspinatous
axillary nerve(C5,6) = teres minor
upper and lower subscapular nerves C5,6) = subscapularis
```
