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Anatomy > LE Muscles > Flashcards

LE Muscles Flashcards

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1
Q

ILIACUS

A

O) Iliac fossa

I) Lesser trochanter

A) Hip Flexion; Hip ER

N) Femoral Nerve

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2
Q

SARTORIUS

A

O) ASIS

I) Medial to the Tibial Tuberosity via Pes Anserinus

A) Hip Flexion; Hip Abduction; Hip ER
Knee Flexion; Tibia IR

N) Femoral Nerve

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3
Q

PECTINEUS

A

O) Superior Pubic Ramus

I) Pectineal Line

A) Hip Adduction; Hip IR; Hip Flexion

N) Femoral Nerve/Obturator Nerve

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4
Q

ADDUCTOR LONGUS

A

O) Superior pubic ramus

I) Medial lip of linea aspera

A) Hip Adduction; Hip Flexion (to 70 deg); Hip IR

N) Obturator Nerve

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5
Q

ADDUCTOR BREVIS

A

O) Inferior pubic ramus

I) Medial lip of linea aspera

A) Hip Adduction; Hip Flexion (to 70 deg); Hip IR

N) Obturator Nerve

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6
Q

ADDUCTOR MAGNUS (ANT)

A

O) Inferior pubic ramus; ischial ramus

I) Medial Lip Linea Aspera

A) Hip Adduction; Hip IR; Hip Flexion

N) Obturator Nerve

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7
Q

ADDUCTOR MAGNUS (POST)

A

O) Ischial ramus; ischial tuberosity

I) Adductor Tubercle of Femur

A) Hip adduction; Hip ER; Hip Ext

N) Tibial Nerve

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8
Q

GRACILIS

A

O) Inferior pubic ramus

I) Medial to the tibial tuberosity via Pes Anserinus

A) Hip adduction; Hip flexion
Knee flexion; tibia IR

N) Obturator nerve

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9
Q

RECTUS FEMORIS

A

O) AIIS; acetabular roof

I) tibial tuberosity via patellar ligament

A) Hip flexion; knee extension

N) Femoral Nerve

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10
Q

VASTUS MEDIALIS

A

O) Medial lip of linea aspera

I) tibial tuberosity via patellar ligament

A) Knee Extension

N) Femoral Nerve

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11
Q

VASTUS LATERALIS

A

O) Lateral lip of linea aspera

I) tibial tuberosity via patellar ligament

A) Knee Extension

N) Femoral Nerve

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12
Q

VASTUS INTERMEDIUS

A

O) Anterior femur

I) tibial tuberosity via patellar ligament

A) Knee Extension

N) Femoral Nerve

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13
Q

PSOAS MAJOR

A

O - Lateral surface of T12-L4 vertebral bodies

I - Lesser trochanter

A - Hip Flexion; Hip ER; LS Flexion; Ipsilateral LS Flexion

N - L1-L3 direct branches from lumbar plexus

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14
Q

GLUTEUS MAXIMUS (UPPER)

A

O - Sacrum; Post. Iliac Crest; Thoracolumbar Fascia

I - Iliotibial Tract

A - Hip Ext; Hip ER; Hip Abduction

N - Inferior Gluteal Nerve

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15
Q

GLUTEUS MAXIUM (LOWER)

A

O - Sacrum; Thoracolumbar Fascia; Sacrotuberous Ligament

I - Gluteal Tuberosity

A: Hip Ext; Hip ER; Hip Adduction

N - Inferior Gluteal Nerve

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16
Q

GLUTEUS MEDIUS

A

O - Superior Gluteal Surface of Ilium

I - Greater Trochanter

A - Hip Abduction [ANT: Hip IR; Hip Flexion]
[POST: Hip ER; Hip Extension]

N - Superior Gluteal Nerve

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17
Q

GLUTEUS MINIMUS

A

O - Inferior Gluteal Surface of Ilium

I - Greater Trochanter

A - Hip Abduction [ANT: Hip IR; Hip Flexion]
[POST: Hip ER; Hip Extension]

N - Superior Gluteal Nerve

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18
Q

TENSOR FASCIA LATAE

A

O - ASIS

I - Iliotibial Tract

A - Hip Flexion; Hip IR; Hip Abduction
Tenses Fascia Latae

N - Superior Gluteal Nerve

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19
Q

PIRIFORMIS

A

O - Anterior Surface Sacrum

I - Greater Trochanter

A - Hip ER; Hip Ext; Hip Abduction

N - L5-S2 Direct Branches From Sacral Plexus

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20
Q

GEMELLUS SUPERIOR

A

O - Ischial Spine

I - Medial Greater Trochanter

A - Hip ER; Hip Extension
Hip Adduction 30 Abduction

N - L5-S1 Direct Branches from Sacral Plexus

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21
Q

GEMELLUS INFERIOR

A

O - Ischial Tuberosity

I - Medial Greater Trochanter

A - Hip ER; Hip Extension
Hip Adduction 30 Abduction

N - L5-S1 Direct Branches from Sacral Plexus

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22
Q

OBTURATOR INTERNIS

A

O - Inner Surface of Obturator Membrane

I - Medial Greater Trochanter

A - Hip ER; Hip Extension
Hip Adduction 30 Abduction

N - L5-S1 Direct Branches from Sacral Plexus

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23
Q

OBTURATOR EXTERNIS

Study These Flashcards
A

O - Outer Surface of Obturator Membrane

I - Trochanteric Fossa

A - Hip ER; Hip Adduction

N - Obturator Nerve

24
Q

QUADRATUS FEMORIS

Study These Flashcards
A

O - Ischial Tuberosity

I - Intertrochanteric Crest

A - Hip ER; Hip Adduction

N - L5-S1 Direct Branches from Sacral Plexus

25
SEMIMEMBRANOSUS
O - Ischial Tuberosity; sacrotuberous ligament I - Medial Tibial Condyle A - Hip Extension; Knee Flexion; Tibia IR N - Tibial Nerve
26
SEMITENDINOSUS
O - Ischial Tuberosity; Sacrotuberous ligament I - Medial to Tib. Tuberosity via Pes Anserinus A - Hip Ext; Knee Flexion; Tibia IR N - Tibial Nerve
27
POPLITEUS
O - Lateral Femoral Condyle I - Posterior Tibial Surface A - Knee Flexion; Tibia IR; Femur ER N - Tibial Nerve
28
BICEPS FEMORIS (LONG HEAD)
O - Ischial Tuberosity I - Head of Fibula A - Hip Extension; Knee Flexion; Tibia ER N - Tibial Nerve
29
BICEPS FEMORIS (SHORT HEAD)
O - Lateral Lip of Linea Aspera I - Head of Fibula A - Knee Flexion; Tibia ER N - Common Fibular Nerve
30
GASTROCNEMIUS
O - medial & lateral epicondyles of femur I - calcaneal tuberosity via achilles tendon A - knee flexion; ankle plantarflexion; IT inversion (STJ) N - Tibial Nerve
31
SOLEUS
O - soleal line of tibia; head/neck of fibula I - calcaneal tuberosity via achilles tendon A - ankle plantarflexion; IT inversion (STJ) N - Tibial Nerve
32
PLANTARIS
O - lateral epicondyle of femur I - calcaneal tuberosity via achilles tendon A - small contributor: ankle plantarflexion; IT inversion (STJ); knee flexion N - Tibial Nerve
33
TIBIALIS POSTERIOR
O - posterior tibia; posterior fibula; IO membrane I - Navicular; base of 2nd-4th metatarsals; med, int, lat cuneiforms A - ankle plantarflexion; IT inversion (STJ) N - Tibial Nerve
34
FLEXOR DIGITORUM LONGUS
O - Middle Posterior Tibia I - Base of Distal Phalanges 2-5 A - Ankle PF; IT Inversion (STJ); MTP Flexion; IP Flexion 2-5 N - Tibial Nerve
35
FLEXOR HALLUCIS LONGUS
O - Distal Posterior Fibula I - Base of Distal 1st Phalanx A - Ankle PF; IT Inversion (STJ); MTP Flexion 1; IP Flexion 1 N - Tibial Nerve
36
FIBULARIS (PERONEUS) LONGUS
O - Proximal Lateral Fibula; Head of Fibula I - Medial Cuneiform; Base of 1st MT A - Ankle PF; IT Eversion (STJ) N - Superficial Fibular Nerve
37
FIBULARIS (PERONEUS) BREVIS
O - Distal Lateral Fibula; IO Membrane I - Base of 5th MT A - Ankle PF; IT Eversion (STJ) N - Superficial Fibular Nerve
38
FIBULARIS (PERONEUS) TERTIUS
O - Distal Anterior Fibular w/ EDL I - Base of 5th MT A - Ankle DF; IT Eversion (STJ) N - Deep Fibular Nerve
39
TIBIALIS ANTERIOR
O - Upper Lateral Tibia; IO Membrane I - Medial Cuneiform A - Ankle Dorsiflexion; IT Inversion (STJ) N - Deep Fibular Nerve
40
EXTENSOR HALLUCIS LONGUS
O - Medial Fibula; IO Membrane I - Base of 1st Distal Phalanx A - Ankle Dorsiflexion; IT Inversion/Eversion (STJ); MTP Extension 1; IP Extension 1 N - Deep Fibular Nerve
41
EXTENSOR DIGITORUM LONGUS
O - Anterior Fibula; Lateral Tibial Condyle; IO Membrane I - Base of Middle and Distal Phalanges 2-5 A - Ankle Dorsiflexion; IT Eversion (STJ); MTP Extension 2-5; IP Extension 2-5 N - Deep Fibular Nerve
42
EXTENSOR DIGITORUM BREVIS
O - Dorsal Surface Calcaneus I - Base of Middle Phalanges 2-4 A - MTP Extension 2-4; PIP Extension 2-4 N - Deep Fibular Nerve
43
EXTENSOR HALLUCIS BREVIS
O - Dorsal Surface Calcaneus I - Base of 1st Proximal Phalanx A - MTP Extension 1 N - Deep Fibular Nerve
44
ABDUCTOR HALLUCIS
O - Medial Calcaneus I - Base of 1st Proximal Phalanx A - MTP Abduction 1; MTP Flexion 1 N - Medial Plantar Nerve
45
FLEXOR HALLUCIS BREVIS (MED HEAD)
O - Medial Cuneiform I - Base of 1st Proximal Phalanx A - MTP Flexion 1 N - Medial Plantar Nerve
46
FLEXOR HALLUCIS BREVIS (LATERAL HEAD)
O - Intermediate Cuneiform I - Base of 1st Proximal Phalanx A - MTP Flexion 1 N - Lateral Plantar Nerve
47
ADDUCTOR HALLUCIS (OBLIQUE HEAD)
O - Base of Metatarsals 2-4; Cuboid; Lateral Cuneiform I - Base of 1st Proximal Phalanx A - MTP Adduction 1; MTP Flexion 1 N - Lateral Plantar Nerve
48
ADDUCTOR HALLUCIS (TRANSVERSE HEAD)
O - Deep Transverse MT Ligament @ MTP 3-5 I - Base of 1st Proximal Phalanx A - MTP Adduction 1; Support Transverse Arch N - Lateral Plantar Nerve
49
ABDUCTOR DIGITI MINIMI
O - Lateral Calcaneal Tuberosity I - Base of 5th Proximal Phalanx A - MTP Abduction 5; MTP Flexion 5 N - Lateral Plantar Nerve
50
FLEXOR DIGITI MINIMI
O - Base of 5th Metatarsal I - Base of 5th Proximal Phalanx A - MTP Flexion 5 N - Lateral Plantar Nerve
51
FLEXOR DIGITORUM BREVIS
O - Calcaneal Tuberosity I - Middle Phalanges 2-5 A - MTP Flexion 2-5; PIP Flexion 2-5 N - Medial Plantar Nerve
52
QUADRATUS PLANTAE
O - Calcaneal Tuberosity I - Lateral Border of FDL Tendon A - Redirects and augments pull of FDL N - Lateral Plantar Nerve
53
LUMBRICALS (1-4)
O - Medial Border FDL Tendons I - Dorsal Aponeuroses 2-5 A - MTP Flexion 2-5; IP Extension 2-5; MTP Abduction 2; MTP Adduction 3-5 N - 1st: Medial Plantar Nerve; 2-4: Lateral Plantar Nerve
54
PLANTAR INTEROSSEI (1-3)
O - Medial Border of MT 3-5 I - Medial Base of Proximal Phalanges 3-5 A - MTP Adduction 3-5 "PAD" N - Lateral Plantar Nerve
55
DORSAL INTEROSSEI (1-4)
O - Two Heads from Opposing Sides of MT 1-5 I - 1st: Medial Base of 2nd Proximal Phalanx 2nd: Lateral Base of Proximal Phalanges 2-4 A - MTP Abduction "DAB" N - Lateral Plantar Nerve

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