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Muscles: OIAN > Muscles of The Forearm > Flashcards

Muscles of The Forearm Flashcards

1
Q

Extensor carpi radialis longus OIA

A

O: Lateral supracondylar ridge of humerus
I: Base of MC 2
A: Extend and abduct the hand

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2
Q

Extensor Digitorum OIA

A

O: Lateral epicondyle CEO
I: Extensor expansions of medial 4 digits
A: extends medial digits at MCP, PIP and DIP

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3
Q

Extensor Digiti Minimi OIA

A

O: Lateral epicondyle CEO
I: extensor expansion of 5 digit
A: Extends 5th digit at MCP, PIP, and DIP?

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4
Q

Extensor Carpi Ulnaris OIA

A

O: Lateral epicondyle CEO
I: Base of MC 5
A: Extend and adduct hand

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5
Q

Abductor Pollicis Longus OIA

A

O: Posterior surface of the proximal halves of ulna and radius. Interosseous membrane.
I: Base of MC 1
A: Abduct Thumb. extends at CMP joint

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6
Q

Extensor Pollicis Brevis OIA

A

O: Posterior surface of the distal 1//3 of radius. Interosseous membrane.
I: Dorsal aspect of base of proximal phalanx of thumb
A: Extends proximal phalanx at MCP and CMP

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7
Q

Extensor Pollicis Longus OIA

A

O: Posterior surface of the middle of Ulna. Interosseous membrane.
I: Dorsal aspect of the base of distal Phalanx 1.
A: extends at IP, MCP, and CMP joints of thumb.

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8
Q

Extensor Indicis OIA

A

O: O: Posterior surface of the distal 1//3 of ulna. Interosseous membrane.
I: Extensor expansion of 2nd digit
A: Extends 2nd digit. helps extend wrist.

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9
Q

Supinator OIA

A

O: Lateral epicondyle of humerus; radial collateral and annular ligaments.
I: Proximal 1/3 of radius
A: Supination

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10
Q

Brachioradialis Innervation

A

Radial Nerve, C6 primary

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11
Q

Extensor carpi radialis longus Innervation

A

Radial Nerve, C6 primary

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12
Q

Extensor carpi radialis brevis Innervation

A

Deep Branch of the radial nerve, C7 primary

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13
Q

Extensor Digitorum Innervation

A

Deep Branch of the radial nerve, C7 primary

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14
Q

Extensor Digiti Minimi Innervation

A

Deep Branch of the radial nerve, C7 primary

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15
Q

Extensor Carpi Ulnaris Innervation

A

Deep Branch of the radial nerve, C7 primary

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16
Q

Abductor Pollicis Longus Innervation

A

Posterior Interosseous Nerve. C8 Primary

17
Q

Extensor Pollicis Brevis Innervation

A

Posterior Interosseous Nerve. C8 Primary

18
Q

Extensor Pollicis Longus Innervation

A

Posterior Interosseous Nerve. C8 Primary

19
Q

Extensor Indicis Innervation

A

Posterior Interosseous Nerve. C7 Primary

20
Q

Supinator Innervation

A

Deep Branch of radial Nerve. C6 Primary

21
Q

Brachioradialis OIA

A

O: Lateral supracondylar ridge of humerus
I: Lateral surface of the Radius just proximal to styloid process
A: Elbow Flexion and Supination and pronation

22
Q

Extensor carpi radialis brevis OIA

A

O: Lateral epicondyle of the humerus (CEO)
I: base of MC 3
A: extend and abduct the hand

23
Q

Pronator Teres OIA

A

O: Ulnar Head: Coronoid Process
O: Humeral Head: Medial Epicondyle (CFO)
I: middle convexity of lateral surface of the radius
A: Pronation and elbow flexion

24
Q

Pronator Teres Innervation

A

Medial nerve, C7 Primary

25
Q

Flexor Carpi Radialis OIA

A

O: Medial Epicondyle (CFO)
I: Base of MC 2
A: Flexion and abduction of hand

26
Q

Flexor Carpi Radialis innervation

A

Median Nerve, C7 primary

27
Q

Palmaris Longus OIAN

A

O: Medial Epicondyle (CFO)
I: Distal Flexor retinaculum, apex of palmar aponeurosis.
A: Tenses palmar aponeurosis and kinda flexes hand.

28
Q

Palmaris Longus innervation

A

Median Nerve, C7, C8 primary

29
Q

Flexor Carpi Ulnaris OIA

A

O: Humeral head: Medial Epicondyle (CFO)
O: Ulnar head: Olecranon and posterior border of ulna
I: Pisiform, Hook of hamate, and base of MC 5
A: flex and adduct wrist

30
Q

Flexor Carpi Ulnaris Innervation

A

Ulnar Nerve, C8 primary

31
Q

Flexor digitorm Profundus OIA

A

O: medial and anterior surface of ulna. interosseous membrane.
I: Medial Part: Base of distal phalanges 4 and 5
I: Lateral Part: base of distal Phalanges 2 and 3
A: flexes DIP, PIP, primarily.

32
Q

Flexor digitorm Profundus Innervation

A

Lateral half: Anterior interosseous, C8 Primary

Medial half: Ulnar nerve, T1 primary

33
Q

Flexor digitorm Superficialis OIA

A

O: humero-ulnar head: Medial epicondyle (CFO)
O: Radial Head: Superior half of anterior border or radius.
I: shafts of middle phalanges 2-5
A: Flex PIP. also flexes MCP joints.

34
Q

Flexor digitorm Superficialis Innervation

A

Median nerve C7 C8 T1 primary.

35
Q

Flexor Pollicis Longus OIA

A

O: Anterior radius and interosseous membrane
I: base of distal phalanx of thumb
A: flexes IP joint of thumb, also MCP and CMC

36
Q

Flexor Pollicis Longus Innervation

A

Anterior interosseous nerve C8 primary

37
Q

Pronator Quadratus OIA

A

O: distal 1/4 of anterior surface of radius
I: distal 1/4 of anterior surface of ulna
A: pronation, help bind radius and ulna

38
Q

Pronator Quadratus Innervation

A

Anterior interosseous nerve C8 primary

Muscles: OIAN (13 decks)

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