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Last Minute Shit > MSK Anatomy Must Knows > Flashcards

MSK Anatomy Must Knows Flashcards

1
Q

Gluteal Region Compartments

A

Superficial and Deep

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2
Q

Superficial gluteal muscles

A
  • gluteus maximus
  • gluteus minimus
  • gluteus medius
  • tensor fascia latae
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3
Q

Superficial gluteal muscles innervation

A
  • gluteus maximus = inferior gluteal nerve
  • gluteus minimus = Superior gluteal nerve
  • gluteus medius
  • tensor fascia latae
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4
Q

Deep gluteal muscles

A
  • piriformis
  • gemelli
  • obturator internus
  • quadratus femoris
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5
Q

Deep gluteal muscles innervation

A

anterior rami from sacral plexus

  • piriformis
  • gemelli
  • obturator internus
  • quadratus femoris
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6
Q

Leg compartments

A

lateral, anterior, posterior

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7
Q

Anterior leg muscles

A
  • tibialis anterior
  • extensor digitorum longus
  • extensor hallicus longus
  • fibularis teritus
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8
Q

Anterior leg muscles innervation

A
  • Deep fibular nerve (L4,5)
  • tibialis anterior
  • extensor digitorum longus
  • extensor hallicus longus
  • fibularis teritus
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9
Q

Thigh compartments

A

Anterior, Medial, Posterior

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10
Q

Anterior thigh muscles

A
  • sartorius
  • pectinus
  • ilopsoas (psoas major + iliacus)
  • Quadriceps Femoris (vastus lateralis, medialis, intermidius and rectus femoris)
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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)
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12
Q

Medial thigh muscles

A
  • adductor longus
  • adductor brevis
  • adductor magnus
  • gracilis
  • obturator externus
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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
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14
Q

Posterior thigh muscles

A
  • semitendinous
  • semimebranous
  • biceps femoris
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15
Q

Posterior thigh innervation

A

Tibial division of sciatic nerve (L5,S1, S2)

  • semitendinous
  • semimebranous
  • biceps femoris
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16
Q

Lateral leg muscles

A
  • fibularis longus

- fibularis brevis

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17
Q

lateral leg muscle innervation

A

Superficial fibular nerve (L5,S1,S2)

  • fibularis longus
  • fibularis brevis
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18
Q

Posterior leg muscles

A

Superficial

  • gastocnemius
  • soleus
  • plantaris

Deep

  • popliteus
  • flexor hallicus longus
  • flexor digitorum longus
  • tibialis posterior
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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
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20
Q

Arm Compartments

A

Anterior and Posterior

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21
Q

Anterior arm muscles

A
  • biceps brachii
  • brachialis
  • coracobrachialis
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22
Q

Anterior arm muscles innervation

A

musculocutaneous nerve

  • biceps brachii
  • brachialis
  • coracobrachialis
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23
Q

Posterior arm muscle

A
  • triceps brachii
24
Q

Posterior arm muscle innervation

A

radial nerve

  • triceps brachii
25
Q

Anterior Forearm compartments

A

superficial, deep, intermediate

26
Q

Anterior superficial forearm muscles

A
  • pronator teres
  • flexor carpi radialis
  • flexor carpi ulnaris
  • palmaris longus
27
Q

Anterior superficial forearm muscles innervation

A

median nerve

  • pronator teres
  • flexor carpi radialis
  • palmaris longus

Ulnar nerve
- flexor carpi ulnaris

28
Q

Anterior Intermediate Forearm Muscle

A
  • flexor digitorium superficialis
29
Q

Anterior Intermediate Forearm Muscle Innervation

A

median nerve

  • flexor digitorium superficialis
30
Q

Anterior Deep Forearm Muscles

A
  • flexor pollicis longus
  • pronator quadratus
  • flexor digitorum profundus
31
Q

Anterior Deep Forearm Muscles Innervation

A 
Median Nerve
-  flexor pollicis longus
- pronator quadratus
1/2 Median Nerve, 1/2 Ulnar Nerve
- flexor digitorum profundus
32
Q

Posterior Forearm Compartments

A

Deep and Superficial

33
Q

Posterior Superficial Forearm Muscles

A
  • brachioradialis
  • extensor carpi radialis longus
  • extensor carpi radialis brevis
  • extensor digitorum
  • extensor digiti minimi
  • extensor carpi ulnaris
34
Q

Posterior Superficial Forearm Muscles Innervation

A

Radial Nerve

  • brachioradialis
  • extensor carpi radialis longus
  • extensor carpi radialis brevis
  • extensor digitorum
  • extensor digiti minimi
  • extensor carpi ulnaris
35
Q

Posterior Deep Forearm Muscles

A
  • Supinator
  • Abductor pollicis longus
  • Extensor pollicis brevis
  • Extensor pollicis longus
  • Extensor indicis
36
Q

Posterior Deep Forearm Muscles Innervation

A

Radial Nerve

  • Supinator
  • Abductor pollicis longus
  • Extensor pollicis brevis
  • Extensor pollicis longus
  • Extensor indicis
37
Q

Hand Compartments

A

Thenar eminence, hypothenar eminence, lumbricals, interossei

38
Q

Thenar Eminence muscles

A
  • opponens pollicis
  • abductor pollicis
  • flexor pollicis brevis
39
Q

Thenar eminence muscles innervation

A

recurrent branch of the median nerve

  • opponens pollicis
  • abductor pollicis
  • flexor pollicis brevis
40
Q

Hypothenar eminence muscles

A
  • abductor digiti minimi
  • flexor digiti minimi brevis
  • opponens digiti minimi
41
Q

hypothenar eminence muscles innervation

A

deep branch of the ulnar nerve

  • abductor digiti minimi
  • flexor digiti minimi brevis
  • opponens digiti minimi
42
Q

Lumbricals

A
  • lateral x2

- medial x2

43
Q

lumbrical innervation

A
  • Lateral two = median nerve

- medial two = lateral nerve

44
Q

Interossei

A
  • dorsal x4

- palmar x 3

45
Q

interossei innervation

A

ulnar nerve

46
Q

innervation of serratus anterior

A

long thoracic nerve (C5-7)

47
Q

innervation of latissimus dorsi

A

thoracodorsal nerve (C6-C8)

48
Q

innervation of teres major

A

inferior subscapapular nerve (C5-C7)

49
Q

innervation of pectoralis major

A

medial and lateral pectoral nerves (C5-T1)

50
Q

innervation of pectoralis minor

A

medial pectoral nerve (C8,T1)

51
Q

innervation of trapezius

A 
Motor = CNXI
Sensory = C3,4
52
Q

innervation of deltoid

A

axillary nerve C5,6

53
Q

Levator scapulae

A

C3-5

54
Q

Rhomboid major and minor

A

dorsal scapular nerve (C4,5)

55
Q

Rotator Cuff Muscles

A

supraspinatous, infraspinatous, teres minor, subscapular

56
Q

Rotator Cuff Innervation

A 
suprascapular nerve = supraspinatous and infraspinatous
axillary nerve(C5,6) = teres minor
upper and lower subscapular nerves C5,6) = subscapularis

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