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Arm > Anatomy > Flashcards

Anatomy Flashcards

0
Q

Types of joints of the elbow

A

Hinge (humeroulnar) and pivot (humeroradial)

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1
Q

Humeral head is retroverted how many degrees

A

30

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2
Q

Most important in helpiing resist valgus forces. Attaches 18mm distal to coronoid tip

A

Anterior bundle of medial collateral ligament

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3
Q

Deficiency of LUCL is manifested as

A

Posterolateral rotatory instability of the elbow

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4
Q

Innervation of biceps

A

Musculocutaneous nerve

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5
Q

Innnervation of triceps

A

Radial nerve

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6
Q

Innervation of coracobrachialis

A

Musculocutaneous

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7
Q

Innervation of brachialis

A

Musculocutaneous

Radial

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8
Q

Origin of biceps

A

Coracoid (short head)

Supraglenoid (long head)

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9
Q

Origin of triceps

A 
Infraglenoid (long head)
Posterior humerus (lateral head)
Posterior humerus (medial head)
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10
Q

Insertion of triceps

A

Olecranon

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11
Q

Origin of brachialis

A

Anterior humerus

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12
Q

Insertion of brachialis

A

Ulnar tuberosity

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13
Q

Insertion of coracobrachialis

A

Mid humerus (medial)

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14
Q

Action of coracobrachialis

A

Flexion, adduction

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15
Q

Action of brachialis

A

Extends forearm

16
Q

Nerve that passes through quadrangular space

A

Axillary nerve

17
Q

Vessel that passes through triangular space

A

Circumflex scapular artery

18
Q

Vessel that passes through quadrangular space

A

Posterior circumflex humeral artery

19
Q

Nerve that passes through triangular interval

A

Radial nerve

20
Q

Vessel that passes through triangular interval

A

Profunda brachii artery

21
Q

Location of radial nerve in relation to humerus

A

13 cm from trochlea

22
Q

Type of joint of humeroulnar articulation

A

Ginglymus

g”I”nglymus (h”I”nge)

23
Q

Type of joint of radiocapitellar articulation

A

Trochoid

Tr’O’choid (piv’O’t)

Arm (1 decks)

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