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MSK dissection > Dissection 13 > Flashcards

Dissection 13 Flashcards

1
Q

Pott fracture

A

Fracture of the distal tibia and fibula associated with ankle dislocation

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2
Q

Muscles and nerves responsible for flexion and the knee

A

Hamstrings, gastrocnemius

Tibial and common fibular nerve

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3
Q

Muscles and nerves responsible for extension at the knee

A

Quadriceps and femoral nerve

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4
Q

Medial rotation

A

Hamstrings and gracilis

Tibial and obturator nerves

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5
Q

Lateral rotation

A

Biceps femoris

Tibial and common fibular nerve

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6
Q

Bursa superficial to the patella

A

Prepatellar bursa

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7
Q

Bursa inferior to the patella

A

Infrapatellar bursa

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8
Q

Unhappy triad

A

Torn medial meniscus, medial collateral ligament, anterior cruciate ligament

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9
Q

Prevents anterior displacement of the tibia on the femur

A

ACL

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10
Q

Prevents posterior displacement of the tibia on the femur

A

PCL

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11
Q

This bursa is a continuation of the synovial cavity

-how can you assess if there is fluid in it?

A

Suprapatellar bursa

-massage test

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12
Q

What does the common fibular nerve divide into?

A

Superficial and deep

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13
Q

Nerve supply to muscles in lateral compartment of leg

A

Superficial fibular nerve

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14
Q

Nerve supply to muscles in anterior compartment of leg

A

Deep fibular nerve

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15
Q

Nerve supply to first interdigital cleft

A

Deep fibular nerve

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16
Q

The main actions of the muscles of the anterior compartment of the leg

A

Dorsiflexion of the ankle, great toe and digits
Inversion (TA and tibialis posterior)
Eversion (FT with fibularis longus and brevis)

17
Q

Inversion of the foot

A

Tibialis anterior and posterior

18
Q

Eversion of the foot

A

Fibularis tertius, fibularis longus, fibularis brevis

19
Q

Where is the dorsalis pedis artery?

A

Immediately lateral to the EHL tendon on the dorsum of the foot

20
Q

What separates the anterior and lateral compartments of the leg?

A

Anterior intermuscular septum

21
Q

Muscles in the lateral compartment of the leg

A

Fibularis longus and brevis

22
Q

Muscles in the anterior compartment of the leg

A

Tibilias anterior
Extensor digitorum longus
Extensor hallucis longus
Fibularis tertius

23
Q

Main actions of the fibularis muscles

A

Eversion of the foot

MSK dissection (15 decks)

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