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Comparative Anatomy > Antebrachium Muscles > Flashcards

Antebrachium Muscles Flashcards

1
Q

Origin of the extensor carpi radialis

A

The lateral supracondylar crest

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2
Q

What does the extensor retinaculum hold

A

The tendons of the extensor carpi radialis, common digital extensor, lateral digital extensor

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3
Q

Origin of the common digital extensor

A

The lateral epicondyle of the humerus

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4
Q

What lies on the caudal side of the common digital extensor

A

Dorsal ligament

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5
Q

Origin of the lateral digital extensor

A

The lateral epicondyle of the humerus

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6
Q

What is the only flexor to arise from the lateral epicondyl

A

Ulnaris lateralis

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7
Q

Origin of ulnaris lateralis

A

The lateral epicondyle of the humerus

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8
Q

What covers the supinator

A

Extensor carpi radialis and common digital extensors

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9
Q

Origin of the supinator

A

The lateral epicondyle of the humerus

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10
Q

Origin of the abductor digiti I longus

A

The lateral border and cranial surface of the body of the ulna; interosseous membrane

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11
Q

Origin of the pronator teres

A

Medial epicondyle of the humerus

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12
Q

What passes through the flexor retinaculum

A

Flexor carpi radialis, superficial digital flexor, tendon of deep digital flexor

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13
Q

Origin of the flexor carpi radialis

A

Medial epicondyle of humerus and medial border of the radius

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14
Q

What holds the tendons of the superficial and deep digital flexors

A

Palmar annular ligament

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15
Q

What synovial membrane are the superficial and deep digital flexor tendons in

A

Digital synovial sheath

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16
Q

Origin of the superficial digital flexor

A

The medial epicondyle of the humerus

17
Q

Origin of flexor carpi ulnaris, ulnar head

A

Caudal border and medial surface of olecranon

18
Q

Origin of flexor carpi ulnaris, humeral head

A

Medial epicondyle of humerus

19
Q

What are the three heads of the deep digital flexor

A

Humeral, ulnar and radial

20
Q

Origin of the deep digital flexor, humeral head

A

Medial epicondyle of humerus

21
Q

Origin of deep digital flexor, ulnar hear

A

Proximal three fourths of caudal border of ulna

22
Q

Origin of deep digital flexor, radial head

A

Middle third of the medial border pf the radius

23
Q

What fills the space between the radius and ulna

A

Pronator quadratus

24
Q

Extensor muscles

A

Extensor carpi radialis, common digital extensor, lateral digital extensor, abductor digiti I longus

25
Q

Flexor muscles

A

Ulnaris lateralis, flexor carpi radialis, flexor carpi ulnaris, superficial digital flexor, deep digital flexor

Comparative Anatomy (27 decks)

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