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Back and Extremities > Muscle Innervation and Blood Supply- Back and Lower Extremity > Flashcards

Muscle Innervation and Blood Supply- Back and Lower Extremity Flashcards

1
Q

Erector Spinae

A

innervation- dorsal rami of spinal nerves; blood supply- dorsal branches of intercostal, subcostal, lumbar and lateral sacral arteries

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2
Q

Semispinalis

A

innervation- dorsal rami of spinal nerves; blood supply- dorsal branches of intercostal, subcostal, lumbar and lateral sacral arteries

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3
Q

Multifidus and Rotatores

A

innervation- dorsal rami of spinal nerves; blood supply- dorsal branches of intercostal, subcostal, lumbar and lateral sacral arteries

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4
Q

Iliacus

A

innervation- femoral nerve & lumbar plexus branches; blood supply- iliolumbar, deep circumflex iliac, femoral & obturator a.

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5
Q

Psoas

A

innervation- ventral rami L1-3; blood supply- lumbar, iliolumbar, obturator, external iliac, femoral a.

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6
Q

Rectus Femoris

A

innervation- femoral nerve; blood supply- femoral, lateral circumflex femoral

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7
Q

Sartorius

A

innervation- femoral nerve; femoral, lateral circumflex femoral & descending genicular

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8
Q

Tensor Fasciae Latae

A

innervation- superior gluteal nerve; blood supply- lateral circumflex femoral (ascending), superior gluteal & superficial circumflex iliac a.

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9
Q

Vastus intermedius

A

innervation- femoral nerve; blood supply- femoral & profunda femoral a.

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10
Q

Vastus lateralis

A

innervation- femoral nerve; blood supply- lateral circumflex femoral (descending), femoral, & 1st perforating

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11
Q

Vastus medialis

A

innervation- femoral nerve; blood supply- femoral, profunda femoral & descending genicular a.

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12
Q

Adductor brevis

A

innervation- obturator nerve; blood supply- profunda femoral, medial circumflex femoral & obturator a.

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13
Q

Adductor longus

A

innervation- obturator nerve; blood supply- profunda femoral, medial circumflex femoral, femoral & descending genicular a.

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14
Q

Adductor magnus

A

innervation- obturator nerve; blood supply- femoral, profunda femoral, obturator & descending genicular a.

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15
Q

Gracilis

A

innervation- obturator nerve; blood supply- profunda femoral & femoral a.

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16
Q

Pectineus

A

innervation- obturator nerve; blood supply- medial circumflex femoral, femoral & obturator a.

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17
Q

Obturator Externus

A

innervation- obturator nerve; blood supply- obturator & medial circumflex femoral a.

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18
Q

Gemellus Inferior

A

innervation- sacral plexus (nerve to the quadratus femoris); blood supply- medial circumflex femoral a.

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19
Q

Gemellus superior

A

innervation- sacral plexus (nerve to the obturator internus); blood supply- inferior gluteal, internal pudendal

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20
Q

Gluteus maximus

A

innervation- inferior gluteal nerve; inferior gluteal, superior gluteal, 1st perforating, medial circumflex femoral,

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21
Q

Gluteus medius

A

innervation- superior gluteal nerve; blood supply- superior gluteal & lateral circumflex femoral (ascending) a.

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22
Q

Gluteus minimis

A

innervation- superior gluteal nerve; blood supply- superior gluteal & lateral circumflex femoral (ascending) a.

23
Q

Obturator Internus

A

innervation- sacral plexus (nerve to the obturator internus); blood supply- obturator & internal pudendal a.

24
Q

Piriformis

A

innervation- branches of the lumbosacral plexus; blood supply- lateral sacral, superior gluteal & internal pudendal a.

25
Quadratus Femoris
innervation- sacral plexus (nerve to the quadratus femoris); blood supply- medial circumflex femoral & inferior gluteal a.
26
Biceps femoris
innervation- tibial (long head) & peroneal (short head) divisions of the sciatic nerve; blood supply- perforating branches of profunda femoral a., & lateral superior genicular a.
27
Semimembranosus
innervation- tibial division of the sciatic nerve; blood supply- perforating branches of profunda femoral a
28
Semitendinosus
innervation- tibial division of the sciatic nerve; blood supply- perforating branches of profunda femoral, medial circumflex femoral
29
Extensor Digitorum Longus
innervation- deep peroneal nerve; blood supply- anterior tibial & perforating branch of the peroneal a.
30
Extensor Hallucis Longus
innervation- deep peroneal nerve; blood supply- anterior tibial & perforating branch of peroneal a.
31
Peroneus Tertius
innervation- deep peroneal nerve; blood supply- anterior tibial, perforating branch of peroneal & arcuate a.
32
Tibialis anterior
innervation- deep peroneal nerve; blood supply- anterior tibial
33
Perioneus longus
innervation- superficial peroneal nerve; blood supply- anterior tibial, peroneal
34
Peroneus brevis
innervation- superficial peroneal nerve; blood supply- anterior tibial, peroneal
35
Flexor digitorum longus
innervation- tibial nerve; blood supply- posterior tibial a.
36
Flexor hallucis longus
innervation- tibial nerve; blood supply- posterior tibial & peroneal a.
37
Gastrocnemius
innervation- tibial nerve; blood supply- medial & lateral sural a.
38
Plantaris
innervation- tibial nerve; blood supply- lateral sural, popliteal & lateral superior genicular a.
39
Popliteus
innervation- tibial nerve; blood supply- medial & lateral inferior genicular a.
40
Soleus
innervation- tibial nerve; blood supply- popliteal, posterior tibial & peroneal a.
41
Tibialis Posterior
innervation- tibial nerve; blood supply- posterior tibial & peroneal a.
42
Abductor Digiti Minimi
innervation- lateral plantar nerve; blood supply- lateral plantar
43
Abductor Hallucis
innervation- medial plantar nerve; blood supply- medial plantar, medial maleollar & 1st plantar metatarsal a.
44
Adductor Hallucis
innervation- lateral plantar nerve; blood supply- medial plantar, lateral plantar, plantar arch & 4th metatarsal a.
45
Extensor Digitorum Brevis
innervation- deep peroneal nerve; blood supply- dorsalis pedis & arcuate a.
46
Extensor Hallucis Brevis
innervation- deep peroneal nerve; blood supply- dorsalis pedis & arcuate a.
47
Flexor digitorum accessorius
innervation- lateral plantar nerve; blood supply- medial & lateral plantar a. & plantar arch
48
Flexor digitorum brevis
innervation- medial plantar nerve; blood supply- medial & lateral plantar, & plantar metatarsal a.
49
Flexor digiti minimi
innervation- lateral plantar nerve; blood supply- lateral plantar
50
Flexor Hallucis brevis
innervation- medial plantar nerve; blood supply- medial plantar, 1st plantar metatarsal, lateral plantar & plantar arch
51
Interossei-dorsal
innervation- lateral plantar nerve; blood supply- arcuate, lateral & medial tarsal, dorsal metatarsal & dorsal digital a.
52
Interossei-plantar
innervation- lateral plantar nerve; blood supply- lateral plantar, plantar arch & plantar metatarsal a.
53
Lumbricals
innervation- 1st- medial plantar nerve & 2-4- lateral plantar nerve; blood supply- lateral plantar, plantar arch & plantar metatarsal a.

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