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Anatomy JC > Musculoskeletal > Flashcards

Musculoskeletal Flashcards

1
Q

What is the function of the anterior thigh compartment?

A

Flex the hip
Extend the knee
Lateral rotation

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2
Q

What is the nerve and blood supply to the anterior thigh compartment?

A 
Femoral nerve (L2, L3, L4)
Femoral artery
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3
Q

What are the muscles in the anterior thigh compartment?

A

Illiopsoas
Pectineus
Sartorius
Quadriceps (rectus femoris, vastus lateralis, vastus medialis, vastus intermedius)

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4
Q

What is the common insertion for all the quadricep muscles?

A

Tibial tuberosity

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5
Q

What muscle of the anterior thigh compartment origin is at the ASIS

A

Sartorius

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6
Q

What is the function of the medial thigh compartment?

A

Adduct thigh
Lateral rotation
Flexion of leg

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7
Q

What is the innervation and blood supply to the medial thigh?

A

Obturator nerve L2, L3, L4

Obturator artery

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8
Q

What are the muscles of the medial thigh compartment?

A 
Adductor longus
Adductor brevis
Adductor magnus (hamstring component and most posterior muscle)
Gracilis
Obturator externus
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9
Q

What is the common origin of most of the medial thigh muscles?

A

Inferior ramus of pubis (adductor brevis, magnus, gracilis)

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10
Q

What are the functions of the posterior thigh

A

Extend thigh

Flex leg

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11
Q

What is the innervation of the posterior thigh compartment?

A

Sciatic nerve (L4-S3)

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12
Q

What are the muscles of the posterior thigh compartment?

A

Semitendinosis
Semimembranosus
Biceps femoris

(Semi team bi)

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13
Q

What is the common origin for ALL posterior thigh muscles?

A

Ischial tuberosity

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14
Q

What are the functions of the anterior leg compartment?

A

Dorsiflex the ankle

Extend the phalanges

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15
Q

What is the innervation and arterial supply of the anterior leg compartment?

A

Deep fibular nerve (L4, L5)

Anterior tibial artery

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16
Q

What are the muscles of the anterior leg compartment?

A

Tibialis anterior
Extensor digitorum longus
Extensor hallucis longus
Fibularis tertius

17
Q

What is the common origin of the tibialis anterior and extensor digitorum longus? And what compartment are they in?

A

Lateral condyle of the tibia

Anterior compartment of the leg

18
Q

What is the function of the lateral leg compartment?

A

Everts the foot with plantar flexion

19
Q

What is the innervation and the arterial supply of the lateral leg compartment?

A

Superficial fibular nerve (L5, S1, S2)

Posterior tibial artery

20
Q

What are the muscles of the lateral leg compartment?

A

Fibularis longus

Fibularis brevis

21
Q

What is the lateral surface of the tibia a common origin for?

A

The lateral leg compartment

Fibularis longus and fibularis brevis

Anatomy JC (12 decks)

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