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Extremities Lecture > Unit One Bones > Flashcards

Unit One Bones Flashcards

1
Q

Glenoid cavity articulates with

A

Humeral head

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2
Q

Shape of scapula

A

Triangular and flat

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3
Q

The triquetrum articulates with

A

The disc of the radioulnar joint

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4
Q

Manual laborers have what type of clavicles

A

More robust and curvaceous

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5
Q

What forms the trochlear notch on the ulna

A

Coronoid process and olecranon process

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6
Q

The rounded head of the radius articulates with what

A

Capitulum of humerus and radial notch of humerus

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7
Q

In a colle fracture, the fragments are driven

A

Posteriorly

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8
Q

Deltoid tubercle on scapula is where what attaches

A

Medial portion of trapezius muscle

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9
Q

What is found on the shaft of the humerus

A

Deltoid tuberosity and radial groove

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10
Q

Fracture of radial groove of humerus is associated with what nerve

A

Radial nerve

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11
Q

What epicondyle is used for flexor attachment

A

Medial epicondyle

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12
Q

What is smith fracture

A

Fracture of distal radius with ventral displacement of the fragment

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13
Q

The lateral angle of the scapula supports what

A

Scapular head which supports the glenoid fossa

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14
Q

The lateral spine of the scapula forms the

A

Acromion

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15
Q

Free upper limb bones are

A

Humerus, radius, ulna, carpals, metacarpals and phalanges

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16
Q

What do you find in the junction of the neck and shaft of the humerus

A

Greater and lesser tubercles

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17
Q

What on the humerus allows for the full extension

A

Olecranon fossa

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18
Q

What is the largest bone of the UE

A

Humerus

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19
Q

What bones articulate with the distal portion of the radius

A

Lunate and scaphoid

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20
Q

What are the angles of the scapula

A

Superior, lateral and inferior

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21
Q

Proximal fractures of the humerus occur where

A

Surgical neck

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22
Q

The sternoclavicular joint involves

A

Sternum, clavicle and first rib

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23
Q

Humerus articulates at

A

Glenohumeral joint (scapula) and elbow joint (radius and ulna)

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24
Q

What is found on Radial groove of humerus

A

Radial nerve and artery

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25
Q

Distal end of humerus fracture has what associated nerve

A

Median nerve

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26
Q

What is the deformity called of the colle fracture

A

Dinner fork

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27
Q

Scaphoid fracture most commonly associated from

A

A fall on an open palm and occurs across the waist of the bone

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28
Q

The posterior surface of the scapula is divided into

A

Infraspinous fossa and supraspinous fossa by spine

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29
Q

What muscle attached to the intertubercular groove of the humerus

A

Tendon of the long head of biceps

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30
Q

most common site for fracture of radius

A

Middle third ?????

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31
Q

What inserts on the radial tuberosity

A

Biceps brachii tendon

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32
Q

What bone connects the UE appendicular skeleton to axial skeleton

A

Clavicle

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33
Q

What is usually associated with colle fracture

A

Ulnar styloid avulsion fracture

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34
Q

What epicondyle on the humerus has extensor attachment

A

Lateral epicondyle

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35
Q

Function of the clavicle

A

To suspend the upper limb laterally from the body to allow freedom of motion

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36
Q

What forms the palm and dorsum of the hand

A

Metacarpals

37
Q

What is the stabilizing bone of the forearm

A

Ulna

38
Q

Medial epicondyle fracture of humerus has what associated nerve

A

Ulnar nerve

39
Q

What causes chauffeurs fracture

A

Compression of the scaphoid bone of the hand against the styloid process of the distal radius

40
Q

Distal extensions of the humeral tubercles forms what

A

Crests/ lips

41
Q

What is the only joint holding the UE to the axial skeleton

A

Sternoclavicular joint

42
Q

What is a chauffeurs fracture

A

Isolated fracture of the radial styloid process

43
Q

The anatomical neck is separated from the head of humerus by what

A

Sucapital groove

44
Q

The pectoral girdle contains what bones

A

Clavicle and scapula

45
Q

Bones in the upper extremity are divided into what two groups

A

Pectoral girdle and free upper limb

46
Q

How many metacarpals in one hand

A

5

47
Q

If force hits hand first how does it travel

A

Hand, wrist, radius, interosseous membrane, ulna, elbow then humerus

48
Q

Where is deltoid tubercle on scapula

A

Located on the spine

49
Q

Where is the weakest part on the clavicle

A

Middle

50
Q

Function of interosseous membrane between radius and ulna

A

Acts to transmit force from the hand to the humerus

51
Q

The interosseous membrane between radius and ulna are what type of joint

A

Syndesmosis joint

52
Q

What fossa is the on the anterior surface of the scapula

A

Subscapular fossa

53
Q

Acromial (lateral) end of clavicle articulates with the acromion of the scapula where

A

Acromioclavicular joint

54
Q

What is the most common fracture site of the humerus

A

Surgical neck

55
Q

How does colle fracture occur

A

Forced dorsi flexion of hand

56
Q

The ulnar tuberosity is the attachment for

A

Brachialis muscle

57
Q

Where do you find sesamoid bones

A

In the hand

58
Q

Which is larger radial styloid process or ulnar

A

Radial

59
Q

Clavicles are thicker where due to what

A

Thicker on the side of their most dominant hand

60
Q

The proximal end of the ulna articulates with what

A

Trochlea and head of radius

61
Q

The sternal (medial) end of clavicle articulates with manubrium where

A

Sternoclavicular joint

62
Q

The greater scapular notch is formed by

A

Lateral extension of the acromion

63
Q

Chauffeur’ s fracture AKA

A

Hutchinson’s fracture

64
Q

How many phalanges in one hand

A

14

65
Q

Sesamoid bones are formed in

A

Tendons

66
Q

The trochlea of the humerus articulates with what bone

A

Ulna

67
Q

What is colle’s fracture

A

Transverse fracture of distal radius

68
Q

What ligament holds the long head of the bicep to the intertubercular groove of long head of biceps

A

Transverse humoral ligament

69
Q

What is the most commonly fractured bone

A

Clavicle

70
Q

The capitulum of the humerus articulates with what bone

A

Radius

71
Q

Where is the most common site in the hand to find a sesamoid bone

A

Flexor pollicis longus tendon

72
Q

Hamate fracture may be associated with injury to

A

The distal ulnar nerve and artery

73
Q

Where do the ligaments attach from clavicle to

A

First rib and distal conoid tubercle to the coracoid process of the scapula

74
Q

The fragments in a smith’s fracture is driven

A

Anteriorly

75
Q

Transverse fractures of the shaft of the humerus can have what happen due to unopposed muscle action

A

Proximal and distal displacement

76
Q

What ligament is present at the sternoclavicular joint

A

Inter clavicular ligament

77
Q

How many carpals in one wrist

A

8

78
Q

The upper extremity skeleton contains

A

Clavicle, scapula, humerus, ulna, radius, carpals, metacarpals, phalanges

79
Q

What on the humerus allows for full flexion

A

Radial fossa an coronoid fossa

80
Q

What on the ulna serves as a short, stout, lever arm for extension

A

Olecranon

81
Q

What on the humerus allows for maximum ROM

A

Spherical head

82
Q

Surgical neck fracture of humerus has what associated nerve

A

Axillary nerve

83
Q

Function of pectoral girdle

A

Upper limb attach to axial skeleton

84
Q

How do the interosseous membrane fibers run between radius and ulna

A

Inferomedially from radius to ulna

85
Q

The elbow is what type of joint

A

Hinge joint

86
Q

What artery can be affected by scaphoid fracture

A

Radial artery

87
Q

Describe X-ray of scaphoid fracture

A

May not see it on X-ray at first, wait two weeks to look at new x rays

88
Q

What are the borders of the scapula

A

Medial, lateral and superior

89
Q

Chauffeurs fracture can result from

A

Forced ulnar deviation and supination of the wrist

Extremities Lecture (15 decks)

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