Special Areas of the UL Flashcards

1
Q

What are the five special areas of the upper limb?

A

Triangle of auscultation, triangular space, quadrangular space, cubital fossa and anatomical snuffbox

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2
Q

Between which ribs is the triangle of auscultation?

A

6 and 7

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3
Q

What are the boundaries of the triangle of auscultation?

A

Superomedial: trapezius m. Lateral: medial border of the scapula. Inferior: latissimus dorsi m.

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4
Q

Lateral boundary- Triangular space

A

Long head of the triceps brachii m.

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5
Q

Superior boundary- Triangular space

A

Teres minor m.

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6
Q

Inferior boundary- Triangular space

A

Teres major m.

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7
Q

Contents- Triangular space

A

Circumflex scapular vessels

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8
Q

Lateral boundary- Quadrangular space

A

Shaft of the humerus

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9
Q

Medial boundary- Quadrangular space

A

Long head of the triceps brachii m.

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10
Q

Superior boundary- Quadrangular space

A

Teres minor m.

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11
Q

Inferior boundary- Quadrangular space

A

Teres major m.

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12
Q

Contents- Quadrangular space

A

Posterior circumflex vessels, axillary n.

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13
Q

Medial boundary- Cubital fossa

A

Pronator teres m.

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14
Q

Lateral boundary- Cubital fossa

A

Brachioradialis m.

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15
Q

Floor- Cubital fossa

A

Brachialis and supinator mm.

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16
Q

Contents- Cubital fossa

A

Biceps brachii tendon, brachial artery, median nerve

17
Q

Where is the median cubital vein in relation to the cubital fossa?

A

Superficial to it

18
Q

Anterior boundary- Anatomical snuffbox

A

Tendons of abductor pollicis longus, extensor pollicis brevis mm.

19
Q

Posterior boundary- Anatomical snuffbox

A

Tendon of extensor pollicis longus m.

20
Q

Content- Anatomical snuffbox

A

Radial a.