anatomy nerves- pelvis, thigh, leg Flashcards

1
Q

what are the 4 muscles of the pelvic girdle supplied by branches of the pudendal nerve?

A

levator ani
coccygeus
transverse perineri profundus
sphincter ani externus

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2
Q

piriformis

A

S1-2

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3
Q

what muscle does the sciatic nerve pierce?

A

piriformis

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4
Q

obturator internus

A

nerve to obturator internus

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5
Q

what are the 3 levator ani muscles?

A

pubococcygeus
puborectalis
iliococcygeus

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6
Q

what are the 2 deep perineal muscles supplied by the pudendal nerve?

A

sphincter urethrae

deep transverse perinei

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7
Q

what 3 muscles are supplied by the perineal nerve?

A

ischiocavernosus- yes no
bulbospongiosus- erection
superficial transversus perinei

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8
Q

what are the 4 muscles of the thorax supplied by the intercostal nerves?

A

external intercostals
internal intercostals
transverse thoracic
subcostalis

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9
Q

cremaster

A

genitofemoral

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10
Q

quadratus lumborum

A

subcostal, L1-L3

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11
Q

psoas major

A

L2-L3

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12
Q

psoas minor

A

L1

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13
Q

what 6 thigh muscles are supplied by the femoral nerve?

A

rectus femoris
vastus lateralis, medialis and intermedius
sartorius
iliopsoas

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14
Q

which 2 thigh muscles are supplied by the obturator nerve?

A

adductor

gracilis

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15
Q

pectineus

A

femoral and obturator

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16
Q

which 3 posterior thigh muscles are supplied by the tibial nerve?

A

biceps femoris
semitendinosus
semimembranosus

17
Q

which 3 lateral thigh muscles are supplied by the superior gluteal nerve?

A

TFL
glut medius
glut minimus

18
Q

glut maximus

A

inferior gluteal nerve

19
Q

which 3 leg muscles are supplied by the deep peroneal/ anterior tibial nerve?

A

tibialis anterior

ext. digitorum longus
ext. hallicus longus

20
Q

which 2 leg muscles are supplied by the superficial peroneal/ fibular nerve?

A

fibularis/peroneal longus

fibularis/peroneal brevis

21
Q

which 4 leg muscles are supplied by the tibial nerve?

A

gastrocnemius
soleus
popliteus
plantaris