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DPT 701: Anatomy > Arm, Elbow, & Forearm > Flashcards

Arm, Elbow, & Forearm Flashcards

1
Q

Cubital Fossa

A

Boundary
Lateral wall: medial brachiaradialis
Medial wall: lateral pronator teres
Superior edge: transepicondylar line
Floor: brachialis proximally, biceps distally
Roof: bicipital aponeurosis, fascia and skin

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2
Q

Cubital Fossa Contents

A

Radial nerve
Brachial artery
Biceps tendon
Median nerve

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3
Q

Brachialis

A

Anterior humerus and adjacent intermuscular septum – making dissection more difficult
Coronoid process and ulnar tuberosity
Musculocutaneous nerve (C5~C6), lateral by radial nerve C7, brachial artery
Elbow flexor

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4
Q

Brachioradialis

A

Lateral supracondylar ridge and intermuscular septum
Lateral radial styloid process
Radial nerve (C5~C6) and recurrent radial artery
Elbow flexion in neutral position

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5
Q

Bicipital Aponeurosis

A

From Biceps Tendon to cover forearm flexors and pronator Teres
Proctection of cupital fossa structures

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6
Q

Pronator Teres

A 
Medial humeral supracondylar ridge & conronoid process of ulna
Lateral mid-radius
Median N (C6-C7)
Ulnar & Radial A
Forearm Pronation
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7
Q

Flexor Carpi Radialis

A 
Medial Humeral Epicondyle
Base of 2nd & 3rd metacarpals
Median N (C6-C7)
Ulnar A
Wrist FLX & Radial Deviation
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8
Q

Palmaris Longus

A 
Medial humeral epicondyle
Palmar aponeurosis & flexor retinaculum
Median N (C6-C7)
Anterior Recurrent Ulnar A
Wrist FLX, tense flexor retinaculum
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9
Q

Flexor Digitorum Superficialis

A

Medial humeral epicondyle, coronoid process, inferior radial tuberosity
Bilateral base or mid-phalanx of digits 2-5
Median N (C7-T1)
Ulnar A
Wrist FLX, digits 2-5 MCP & PIP FLX

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10
Q

Flexor Pollicis Longus

A 
Anterior radius & interosseous membrane
Base of distal phalanx of thumb
Anterior interossesous N (C8-T1)
Anterior interosseous A
Thumb interphalangeal joint FLX
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11
Q

Flexor Digitorum Profundus

A

Interosseous membrane & anterior/medial ulna
Base of distal phalanges of digits 2-5
Anterior Interosseous N (digits 2-3) & Ulnar N (digits 4-5)
Ulnar & Anterior Interosseous A
Wrist FLX, Digits 2-5 DIP FLX

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12
Q

Pronator Quadratus

A 
Anterior/Medial ulna and interosseous membrane
Distal anterolateral radius
Anterior interosseous N (C8-T1)
Ulnar & Anterior Interosseous A
Forearm Pronation
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13
Q

Flexor Carpi Ulnaris

A 
Medial humeral epiconduyle and olecranon
Pisiform, hook of hamate, and base of 5th metacarpal
Ulnar N (C7-C8)
Ulnar A
Wrist FLX & Ulnar Deviation
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14
Q

Extensor Carpi Ulnaris

A 
Lateral humeral epicondyle & dorsal ulna
Base of 5th metacarpal ulnar side
Posterior interosseous N (C6-C8) 
Ulnar A
Wrist EXT & Ulnar deviation
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15
Q

Extensor Digit Minimi

A

Common tendon around lateral humeral epicondyle
Dorsal expansion on the 1st phalanx of 5th digit
Posterior interosseous N (C6-C8)
Posterior Interosseous A
Wrist EXT & ulnar deviation, 5th digit EXT

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16
Q

Extensor Digitorum

A

Common tendon around lateral humeral epicondyle
Dorsal expansoin of digits 2-5
Posterior interosseous N (C6-C8)
Posterior interosseous A
Wrist EXT & radial deviation, EXT digits 2-5

17
Q

Anconeus

A 
Back of lateral humeral epicondyle
Lateral olecranon & Proximal dorsal ulna
Radial N (C7-C8)
Deep Bradial & Interosseous recurrent A
Elbow EXT
18
Q

Supinator

A 
Lateral humeral epicondyle, supinator crest, RCL, & annular ligament
Dorsal lateral surface of radius
Posterior interosseous N (C6)
Radial Recurrent A
Forearm supination
19
Q

Abductor Pollicis Longus

A

Dorsal ulna/radius & interosseous membrane
Radial side base of 1st metacarpal
Posterior interosseous N (C6-C7)
Posterior interosseous A
Radial deviation of the wrist & ABduction of thumb

20
Q

Extensor Pollicis Longus

A 
Dorsal distal 1/3 ulna & interosseous membrane
Base of distal phalanx of thumb
Posterior Interosseous N (C6-C7)
Posterior Interosseous A
Wrist radial deviation & thumb EXT
21
Q

Extensor Indicis

A 
Dorsal distal ulna & interosseous membrane
Posterior digital expansion of 2nd digit
Posterior interosseous N (C6-C7)
Posterior interosseous A
Wrist EXT & index finger EXT
22
Q

Extensor Pollicis Brevis

A 
Dorsal radius & lateral interosseous membrane
Base of the 1st phalanx
Posterior interosseous N (C6-C7)
Posterior interosseous A
Wrist radial deviation & thumb EXT/ABD
23
Q

Extensor Carpi Radialis Longus

A 
Distal 1/3 lateral supracondylar ridge
Dorsal base of the 3rd metacarpal
Radial N (C6-C7)
Radial A
Wrist radial deviation & EXT
24
Q

Extensor Carpi Radialis Brevis

A 
Common tendon lateral epicondyle
Dorsal base of 3rd metacarpal
Radial N (C6-C7)
Radial A
Wrist radial deviation & EXT
25
Q

Medial Epicondylitis

A

Strain of Flexor Carpi Radialis tendon

Similar symptoms with neighboring structure injury (Brachioradialis & Radial/Posterior interosseous N impingement)

26
Q

Lateral Epicondylitis

A

Strain of Extensor carpi radialis brevis

DPT 701: Anatomy (4 decks)

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