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Clinical Anatomy 1 > Cubital Fossa and Anterior Forearm > Flashcards

Cubital Fossa and Anterior Forearm Flashcards

1
Q

Abductor pollicis longus attachments

A

Proximal posterior radius, ulna & interosseous membrane to the base of the 1st metacarpal & trapezium

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2
Q

Brachioradialis attachments

A

Lateral supracondylar ridge of the humerus to the distal radius lateral to the styloid process

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3
Q

Extensor carpi radialis brevis attachments

A

Lateral epicondyle of the humerus (common extensor origin) to the base of the 3rd metacarpal

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4
Q

Extensor carpi radialis longus attachments

A

Lateral supracondylar ridge of the humerus to the base of the 2nd metacarpal

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5
Q

Extensor carpi ulnaris attachments

A

Lateral epicondyle of the humerus (common extensor origin) to the base of the 5th metacarpal

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6
Q

Extensor digitorum attachments

A

Lateral epicondyle of the humerus (common extensor origin) to the extensor expansions of digits 2-5

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7
Q

Extensor digiti minimi attachments

A

Lateral epicondyle of the humerus (common extensor origin) to the digital expansion of the 5th digit

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8
Q

Extensor indicis attachments

A

Posterior surface of the ulna & interosseous membrane to the digital expansion of the 2nd digit

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9
Q

Extensor pollicis brevis attachments

A

Posterior radial surface & interosseous membrane to the base of the 1st proximal phalanx

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10
Q

Extensor pollicis longus attachments

A

Middle 1/3rd of the posterior surface of the ulna & interosseous membrane to the base of the 1st distal phalanx

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11
Q

Flexor carpi radialis attachments

A

Medial epicondyle (common flexor origin) to the palmar aspect of the base of the 2nd metacarpal

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12
Q

Flexor carpi ulnaris attachments

A

Medial epicondyle (common flexor origin) of the humerus & proximal ulnar shaft to the pisiform

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13
Q

Flexor digitorum profundus attachments

A

Anterior proximal two thirds of the ulna & interosseous membrane to the base of the distal phalanges of digits 2-5

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14
Q

Flexor digitorum superficialis attachments

A

Medial epicondyle (common flexor origin) of the humerus to the sides of the middle phalanges of digits 2-5

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15
Q

Flexor pollicis longus attachments

A

Anterior surface of the radius & interosseous membrane to the base of the distal phalanx of the thumb

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16
Q

Palmaris longus attachments

A

Medial epicondyle of the humerus (common flexor origin) to the palmar aponeurosis

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17
Q

Pronator quadratus attachments

A

Anterior surface of the distal ulna to the anterior surface of the distal radius

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18
Q

Pronator teres attachments

A

Medial epicondyle & ulnar coronoid process to lateral aspect of the radius

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19
Q

Supinator attachments

A

Lateral epicondyle of the humerus, radial collateral ligament & supinator crest of the ulna to the lateral surface of the proximal radius

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20
Q

Abductor pollicis longus actions

A

Abducts & extends thumb at carpometacarpal joint & abducts hand at wrist (radial deviation)

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21
Q

Brachioradialis actions

A

Flexes the elbow

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22
Q

Extensor carpi radialis brevis actions

A

Extends & abducts hand at wrist (radial deviation)

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23
Q

Extensor carpi radialis longus actions

A

Extends & abducts hand at wrist (radial deviation) & assists in flexion of the elbow

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24
Q

Extensor carpi ulnaris actions

A

Extends & adducts hand at wrist (ulnar deviation)

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25
Q

Extensor digitorum actions

A

Extends phalanges (primarily at metacarpophalangeal, secondarily at interphalangeal) & hand at wrist

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26
Q

Extensor digiti minimi actions

A

Extends 5th digit (metacarpophalangeal & interphalangeal)

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27
Q

Extensor indicis actions

A

Extends 2nd digit (metacarpophalangeal & interphalangeal)

28
Q

Extensor pollicis brevis actions

A

Extends thumb (metacarpophalangeal) & extends & abducts CMC joint

29
Q

Extensor pollicis longus actions

A

Extends thumb (CMC & metacarpophalangeal & interphalangeal)

30
Q

Flexor carpi radialis actions

A

Flexes & abducts hand at wrist (radial deviation) & may assist in pronation of forearm & flexion of the elbow

31
Q

Flexor carpi ulnaris actions

A

Flexes & adducts hand at wrist (ulnar deviation) & assists in flexion of the elbow

32
Q

Flexor digitorum profundus actions

A

Flexion of digits 2-5 (metacarpophalangeal & distal interphalangeal & proximal interphalangeal), & flexion of hand at wrist

33
Q

Flexor digitorum superficialis actions

A

Flexion of digits (metacarpophalangeal & proximal interphalangeal), & hand at wrist

34
Q

Flexor pollicis longus actions

A

Flexes thumb (metacarpophalangeal & interphalangeal)

35
Q

Palmaris longus actions

A

Flexes hand at wrist & tenses palmar fascia

36
Q

Pronator quadratus actions

A

Pronates the forearm

37
Q

Pronator teres actions

A

Pronates and flexes forearm

38
Q

Supinator actions

A

Supinates forearm

39
Q

Abductor pollicis longus innervations; spinal segments

A

Radial nerve; C6-8

40
Q

Brachioradialis innervations; spinal segments

A

Radial nerve; C5-6

41
Q

Extensor carpi radialis brevis innervations; spinal segments

A

Radial nerve; C6-8

42
Q

Extensor carpi radialis longus innervations; spinal segments

A

Radial nerve; C6-8

43
Q

Extensor carpi ulnaris innervations; spinal segments

A

Radial nerve; C6-8

44
Q

Extensor digitorum innervations; spinal segments

A

Radial nerve; C6-8

45
Q

Extensor digiti minimi innervations; spinal segments

A

Radial nerve; C7-8

46
Q

Extensor indicis innervations; spinal segments

A

Radial nerve; C7-8

47
Q

Extensor pollicis brevis innervations; spinal segments

A

Radial nerve; C6-8

48
Q

Extensor pollicis longus innervations; spinal segments

A

Radial nerve; C6-8

49
Q

Flexor carpi radialis innervations; spinal segments

A

Median nerve; C6-8

50
Q

Flexor carpi ulnaris innervations; spinal segments

A

Ulnar nerve; C7-T1

51
Q

Flexor digitorum profundus innervations; spinal segments

A

Median (anterior interosseous nerve; 2nd & 3rd digits) & ulnar (4th & 5th digits) nerves; C7-T1

52
Q

Flexor digitorum superficialis innervations; spinal segments

A

Median nerve; C7-T1

53
Q

Flexor pollicis longus innervations; spinal segments

A

Median nerve (anterior interosseous nerve); C7-T1

54
Q

Palmaris longus innervations; spinal segments

A

Median nerve; C7-8

55
Q

Pronator quadratus innervations; spinal segments

A

Median nerve (anterior interosseous nerve); C8-T1

56
Q

Pronator teres innervations; spinal segments

A

Median nerve; C6-7

57
Q

Supinator innervations; spinal segments

A

Radial nerve; C5-6

58
Q

Identify the joints of the elbow and provide their synovial classification on the Structure Information List

A

Humeroulnar
synovial classification - ginglymus or hinge

Humeroradial
synovial classification - plane or gliding

Proximal radio-ulnar
synovial classification - pivot or trochoid

59
Q

Identify the functions and attachments of the ligaments of the elbow and forearm on the Structure Information List

A

Ulnar collateral function: resists excessive cubital valgus
Ulnar collateral attachments: from medial epicondyle to medial margin of coronoid process & olecranon process

Radial collateral function: resists excessive cubital varus
Radial collateral attachments: from lateral epicondyle to annular ligament

Anular function: stabilizes proximal radioulnar joint
Anular attachments: from the anterior margin of the radial notch to posterior margin of radial notch surrounding head of radius

Interosseous membrane
attachments: from interosseous border of radius to interosseous border of ulna

60
Q

Use a drawing to summarize collateral circulation at the elbow

61
Q

Describe the location and function of the bursae at the elbow

62
Q

Describe the following injuries and relate anatomical structures to each: radial head subluxation, olecranon bursitis

63
Q

Describe the fascial compartments of the anterior forearm and list their contents, general actions, innervation, and blood supply

64
Q

Locate the areas of skin associated with a single spinal segment/nerve (dermatome)

65
Q

Identify structures from the Cross Section ID List on the Pronator Quadratus Muscle Level photograph on Kenhub.com

Clinical Anatomy 1 (6 decks)

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