Upper Limb Joints Flashcards

1
Q

Patient is an avid tennis player and is experiencing pain when elevating arm. You suspect

A

Supraspinatis tendenitis

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2
Q

Patient has fell on shoulder and presents with an obvious protrudence. What ligaments do you suspect to be torn?

A

Acromio-clavicular and coroccoclavicular ligaments

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3
Q

Humoral dislocation is more likely to be _____

A

Anteriorly

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4
Q

Dislocation of of humerus puts patient at risk of impinging ____ or rupturing _______

A

Radial nerve; anterior/posterior circumflex humeral artery

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5
Q

If your median nerve is severed, what action is most likely affected

A

Pronation

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6
Q

If you break off the coronoid process of ulna, what action is most likely affected?

A

Extension/flexion

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7
Q

A patient falls on an outstretched hand, you suspect

A

Colle’s fracture: distal radius

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8
Q

Limiting structures of flexion

A

L: posterior radiocarpal and posterior part of joint capsule

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9
Q

Limiting structure of extension (wrist)

A

L: anterior radiocarpal and anterior part of joint capsule
B: opppostion between radius and carpal bones

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10
Q

Limiting structure of abduction (wrist)

A

L:UCL and medial joint capsule
B: opposition between styloid process of radius and scaphoid

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11
Q

Limiting structure of adduction

A

L:radial collateral and lateral part of joint capsule

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12
Q

Action of supraspinatus

A

Abduction for fist 15 degrees

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13
Q

Action of infraspinatus

A

External rotation of humerus, stabilization

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14
Q

Action teres minor

A

External rotation of shoulder

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15
Q

Action of subscapularis

A

Internally rotates and adducts humerus

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