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Anatomy > Upper limb > Flashcards

Upper limb Flashcards

1
Q

Most commonly fractured bone in the body

A

Clavicle

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2
Q

Most frequently dislocated carpal bone

A

Lunate

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3
Q

Most frequently fractured carpal bone

A

scaphoid

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4
Q

Name of fracture of distal radius that produces “dinner fork” appearance

A

Colle’s fracture

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5
Q

Nerve injured with fracture of surgical neck of humerus

A

Axillary

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6
Q

Nerve injured with fracture of medial humeral epicondyle

A

Ulnar

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7
Q

Nerve injured with fracture of shaft of humerus

A

Radial

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8
Q

Nerve injured in wrist drop

A

Radial

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9
Q

Muscle that is chief flexor and chief extensor at shoulder joint

A

Deltoid

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10
Q

Muscles innervated by axillary nerve

A

Deltoid and teres minor

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11
Q

Muscle that initiates abduction of arm

A

Supraspinatus

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12
Q

Most commonly torn tendon of rotator cuff

A

Supraspinatus

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13
Q

Two muscles that rotate scapula for full abduction of arm

A

Trapezius and serratus anterior

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14
Q

Tendon that courses through shoulder joint

A

Long head of biceps

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15
Q

Chief supinator muscle of hand

A

Biceps brachii

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16
Q

Injury to what nerve causes winged scapula

A

Long thoracic nerve

17
Q

Spinal levels of axillary nerve

A

C5 and C6

18
Q

Spinal levels to muscles of the hand

A

C8 and T1

19
Q

Dermatome of thumb

A

C6

20
Q

Nerve to thenar compartment

A

Recurrent branch of Median

21
Q

Innervation of adductor pollicis

A

Ulnar (deep br.)

22
Q

Innervation to all interosseous muscles

A

Ulnar (deep br.)

23
Q

Region affected by upper trunk injury of brachial plexus

A

Shoulder

24
Q

Region affected by lower trunk injury of brachial plexus

A

Intrinsic hand muscles

25
Q

Nerve compressed with carpal tunnel syndrome

A

Median

26
Q

Nerve affected by cubital tunnel syndrome

A

Ulnar

27
Q

Paralysis of which muscles results in total “claw” hand

A

Lumbricals

28
Q

Name the rotator cuff muscles

A

Supraspinatus
Infraspinatus
There’s minor
Supscapularis

29
Q

Palsy from traction or tear of the upper trunk of brachial plexus

A

Erb-Duchenne palsy. C5-C6 root damage, looks like “waiters tip” position.

Anatomy (8 decks)

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