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Anatomy > Muscle Innervations > Flashcards

Muscle Innervations Flashcards

1
Q

Trapezius

A 
Motor = Spinal accessory nerve CN 11
Sensory = C3-C4
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2
Q

Latissimus Dorsi

A

Thoracodorsal nerve (C6-8) *posterior cord of brachial plexus

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3
Q

Levator Scapulae
Rhomboid Major
Rhomboid Minor

A

Dorsal scapular nerve (C4-C5)

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4
Q

Serratus Posterior Superior / Inferior

A 
Superior = Intercostal nerves 2-5
Inferior = spinal nerves T9-T12 anterior rami
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5
Q

Splenus Capitis

Splenus Cervicis

A

C1-C6 posterior rami

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6
Q

Iliocostalis (Erector Spinae)

A

C8-L1 posterior rami

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7
Q

Longissimus (Erector Spinae)

A

C1-L5 posterior rami

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8
Q

Spinalis (Erector Spinae)

A

posterior rami of spinal nerves

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9
Q

Transversospinal group (semispinalis capitis and cervicis, rotators, levatores costarum, multifidus)

A

posterior rami of spinal nerves

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10
Q

Suboccipital Triangle (obliquus capitis inferior and superior, rectus capitis posterior major and minor)

A

Suboccipital nerve (C1 posterior rami)

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11
Q

Intercostals (external, internal, and innermost)

A

Intercostal nerves 1-11

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12
Q

Transversus Thoracis

A

Intercostal nerves 2-7

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13
Q

External Abdominal Oblique

A

Intercostal nerves T7-T12

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14
Q

Internal Abdominial Oblique

Transversus Abdominis

A

Intercostal nerves T7-T12, iliohypogastric nerve, ilioinguinal nerve

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15
Q

Rectus Abdominis

A

Intercostal nerves T5-T12

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16
Q

Quadratus Lumborum

A

T12-L4

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17
Q

Deltoid

Teres Minor

A

Axillary nerve (C5-C6)

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18
Q

Pectoralis Major

A

Medial and lateral pectoral nerves (C5-T1)

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19
Q

Pectoralis Minor

A

Medial pectoral nerve (C8-T1)

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20
Q

Teres Major

A

Lower subscapular nerve (C5-C7)

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21
Q

Subscapularis

A

Subscapular nerve (C5-C6)

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22
Q

Serratus Anterior

A

Long thoracic nerve (C5-C7)

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23
Q

Triceps Brachii

Anconeus

A

Radial nerve (C6-C8)

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24
Q

Supraspinatus

Infraspinatus

A

Subscapular nerve (C5-C6)

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25
Q

Biceps Brachii

A

Musculocuntaneous nerve (C5-C6)

26
Q

Coracobrachialis

A

Musculocutaneous nerve (C5-C7)

27
Q

Brachialis

A

Musculocutaneous nerve (C5-C6) and Radial nerve (C7)

28
Q

Brachioradialis

A

Radial nerve (C5-C6)

29
Q

Pronator Teres

Flexor Carpi Radialis

A

Median nerve (C6-C7)

30
Q

Palmaris Longus
Flexor Pollicis Longus
Pronator Quadratus

A

Median nerve (C7-C8)

31
Q

Flexor Carpi Ulnaris

A

Ulnar nerve (C7-T1)

32
Q

Flexor Digitorum Superficialis
Lumbricals
Abductor Pollicis Brevis
Opponens Pollicis

A

Median Nerve (C8-T1)

33
Q

Flexor Digitorum Profundus

A

Median nerve (C8-T1) and Ulnar nerve (C8-T1)

34
Q

Extensor Carpi Radialis Longus

Supinator

A

Radial nerve (C6-C7)

35
Q 
Extensor Carpi Radialis Brevis
Extensor Digitorum
Extensor Digiti Minimi
Extensor Carpi Ulnaris
Abductor Pollicis Longus
Extensor Pollicis Longus & Brevis
Extensor Indicis
A

Radial nerve (C7-C8)

36
Q 
Dorsal Interossei (Hand)
Palmaris Brevis
Palmar Interossei
Adductor Pollicis
Abductor Digiti Minimi
Flexor Digiti Minimi Brevis
Opponens Digiti Minimi
A

Ulnar nerve (C8-T1)

37
Q

Flexor Pollicis Brevis

A

Ulnar nerve (C8-T1) and Median nerve (C8-T1)

38
Q

Gluteus Maximus

A

Inferior gluteal nerve (L5-S2)

39
Q

Gluteus Medius
Gluteus Minimus
Tensor Fascia Latae

A

Superior gluteal nerve (L4-S1)

40
Q

Piriformis

A

Sacral plexus (S1-S2)

41
Q

Obturator Internus
Quadratus Femoris
Superior and Inferior Gemelli

A

Sacral plexus (L5-S1)

42
Q

Psoas Major

A

Lumbar plexus (L2-L4)

43
Q

Iliacus
Rectus Femoris
Vasti (Medialis, Lateralis, Intermedius)

A

Femoral nerve (L2-L4)

44
Q

Sartorius

A

Femoral nerve (L2-L3)

45
Q

Pectineus

A

Femoral nerve and Obturator nerve (L2-L3)

46
Q

Obturator Externus

Adductor Longus

A

Obturator nerve (L2-L4)

47
Q

Gracilis

Adductor Brevis

A

Obturator nerve (L2-L3)

48
Q

Adductor Magnus

A

Obturator nerve (L2-L4) and Tibial nerve (L4)

49
Q

Biceps Femoris

A

Long head = Tibial nerve (L5-S2)

Short head = Common fibular nerve (L5-S2)

50
Q

Semitendinosus
Semimembranosis
Flexor Digitorum Longus
Flexor Hallucis Longus

A

Tibial nerve (L5-S2)

51
Q

Tibialis Anterior

A

Deep fibular nerve (L4-L5)

52
Q

Extensor digitorum Longus
Peroneus (Fibularis) Tertius
Extensor Hallucis Brevis
Extensor Digitorum Brevis

A

Deep fibular nerve (L5-S1)

53
Q

Extensor Hallucis Longus

A

Deep fibular nerve (L5)

54
Q

Peroneus (Fibularis) Longus and Brevis

A

Superficial fibular nerve (L5-S1)

55
Q

Gastrocnemius
Plantaris
Soleus

A

Tibial nerve (S1-S2)

56
Q

Popliteus

A

Tibial nerve (L4-S1)

57
Q

Tibialis Posterior

A

Tibial nerve (L4-L5)

58
Q

Flexor Digitorum Brevis (Foot)
Abductor Hallucis
1st Lumbrical

A

Medial plantar nerve (S1-S2)

59
Q 
Abductor Digiti Minimi (Foot)
Quadratus Plantae
2,3,4 Lumbricals
Adductor Hallucis
Flexor Digiti Minimi Brevis
Dorsal Interossei
Plantar Interossei
A

Lateral plantar nerve (S1-S3)

60
Q

Flexor Hallucis Brevis

A

Medial plantar nerve (S1-S2) and Lateral plantar nerve (S1-S2)

Anatomy (6 decks)

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