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The Appendicular Skeleton > Bones Of The Upper Limb > Flashcards

Bones Of The Upper Limb Flashcards

1
Q

Arm

A

Region of the upper limb located between the shoulder and elbow joints; contains the humerus bone

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2
Q

Hand

A

Region of the upper limb distal to the wrist joint

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3
Q

Humerus

A

Single bone of the upper arm

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4
Q

Ulna

A

Bone locates on the medial side of the forearm

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5
Q

Carpal Bone

A

One of the eight small bones that form the wrist and base of the hand; these are grouped as a proximal row consisting of (from lateral to medial) the scaphoid, lunate, triquetrum, and pisiform bones, and a distal row containing (from lateral to medial) the trapezium, trapezoid, capitate, and hamate bones

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6
Q

Carpal Bone

A
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7
Q

Metacarpal Bone

A

One of the five long bones that form the palm of the hand; numbered 1-5, starting on the lateral (thumb) side of the hand

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8
Q

Phalanx Bone of the Hand

A

One of the 14 bones that form the thumb and fingers; these include the proximal and distal phalanges of the thumb, and the proximal, middle, and distal phalanx bones of the fingers two through five

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9
Q

Head of the Humerus

A

Smooth, rounded region on the medial side of the proximal humerus; articulates with the glenoid Fossa of the scapula to form the glenohumeral (shoulder) joint

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10
Q

Anatomical Neck

A

Like on the humerus locates around the outside margin of the numeral head

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11
Q

Greater Tubercle

A

Enlarged prominence locates on the lateral side of the proximal humerus

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12
Q

Lesser Tubercle

A

Small bony prominence locates on anterior side of the proximal humerus

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13
Q

Inter-tubercular Groove (Sulcus)

A

Bicipital groove; narrow groove locates between the greater and lesser tubercles of the humerus

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14
Q

Bicipital Groove

A

Inter-tubercular groove; narrow groove located between the greater and lesser tubercles of the humerus

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15
Q

Surgical Neck

A

Region of the humerus where the expanded, proximal end joints with the narrow shaft

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16
Q

Shaft of the Humerus

A

Narrow, elongated, central region of the humerus

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17
Q

Deltoid Tuberosity

A

Roughened, v-shaped region locates laterally on the mid-shaft of the humerus

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18
Q

Medial Epicondyle of the Humerus

A

Enlarged projection located on the medial side of the distal humerus

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19
Q

Lateral Epicondyle of the Humerus

A

Small projection locates on the lateral side of the distal humerus

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20
Q

Lateral Supracondylar Ridge

A

Narrow bony ridge locate along the lateral side of the distal humerus l, superior to the lateral Epicondyle

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21
Q

Elbow Joint

A

Joint locates between the upper arm and forearm regions of the upper limb; formed by the articulation between the trochlea of the humerus and the trochlear of the ulnar, and the capitulum of the humerus and the head of the radius

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22
Q

Trochlea

A

Pulley shaped region located medially at the distal end of the humerus; articulates at the elbow with the trochlear notch of the ulna

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23
Q

Capitulum

A

Knob like bony structure locates anteriorly on the lateral distal end of the humerus

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24
Q

Coronoid Fossa

A

Depression on the anterior surface of the humerus above the trochlea; this space receives the Coronoid process of the ulna when the elbow is maximally flexed

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25
Q

Radial Fossa

A

Small depression locates on the anterior humerus above the capitulum; this space receives the head of the radius when the elbow is maximally flexed

26
Q

Olecranon Fossa

A

Large depression locates on the posterior side of the distal humerus; this space receives the Olecranon process of the ulna when the elbow is fully extended

27
Q

Trochlear Notch

A

Small notch located a long the superior border of the scapula, medial to the Coracoid process

28
Q

Coronoid Process of the Ulna

A

Projecting bony lip located on the anterior, proximal ulna; forms the inferior margin of the trochlear notch

29
Q

Ulnar Tuberosity

A

Roughened area located on the anterior, proximal ulna inferior to the Coronoid process

30
Q

Radial Notch of the Ulna

A

Small smooth area on the lateral side of the proximal ulna; articulates with the head of the radius as part of the the proximal Radioulnar joint

31
Q

Proximal Radioulnar Joint

A

Articulation formed by the radial notch of the ulna and the head of the radius

32
Q

Olecranon Process

A

Expanded posterior and superior portions of the proximal ulna; forms the bony tip of the elbow

33
Q

Shaft of the Ulna

A

Narrow elongated central region of the ulna

34
Q

Interosseous Border of the Ulna

A

Narrow ridge located on the lateral side of the ulnar shaft; for attachment of the Interosseous membrane between the ulna and radius

35
Q

Interosseous Membrane of the Forearm

A

Sheet of dense connective tissue that unites the shafts of the tibia and fibula bone s

36
Q

Head of the Ulna

A

Small rounded distal end of the ulna; articulates with the ulnar notch of the distal radius, forming the distal Radioulnar joint

37
Q

Styloid Process of the Ulna

A

Short bony projection located on the lateral end of the distal radius

38
Q

Head of the Radius

A

Disc shaped structure that forms the proximal end of the radius; articulates with the capitulum of the humerus as part of the elbow joint, and with the radial notch of the ulna as part of the proximal Radioulnar joint

39
Q

Neck of the Radius

A

Narrow region immediately distal to the head of the radius

40
Q

Radial Tuberosity

A

Oval shaped roughened protuberance located on the medial side of the proximal radius

41
Q

Shaft of the Radius

A

Narrow elongated central region of the radius

42
Q

Interosseous Border of the Radius

A

Narrow ridge located on the medial side of the radial shaft; for attachment of the Interosseous membrane between the ulna and radius bones

43
Q

Radiocarpal Joint

A

Wrist joint located between the forearm and hand regions of the upper limb; articulation formed proximally by the distal end of the radius and the dobro cartilaginous pad that unites the distal radius and the ulna bone, and distally by the scaphoid, lunate, and triquetrum carpal bones

44
Q

Ulnar Notch of the Radius

A

Shallow smooth area located on the medial side of the distal radius; articulates with the head of the ulna at the distal Radioulnar joint

45
Q

Distal Radioulnar Joint

A

Articulation between the head of the ulna and the ulnar notch of the radius

46
Q

Styloid Process of the Radius

A

Pointed projection located on the lateral end of the distal radius

47
Q

Scaphoid

A

From the lateral side, the first four proximal carpal bones; articulates with the radius proximally, the trapezoid, trapezium, and capitate distally and the lunate medially

48
Q

Lunate

A

From the lateral side, the second of the four proximal carpal bones; articulates with the radius proximally, the capitate and hamate distally, the scaphoid laterally, and the triquetrum medially

49
Q

Triquetrum

A

From the lateral side, the third of the four proximal carpal bones; articulates with the lunate laterally, the humane distally, and has a facet for the pisiform

50
Q

Pisiform

A

From the lateral side, the fourth of the four proximal carpal bones; articulates with the anterior surface of the triquetrum

51
Q

Capitate

A

From the lateral side, the third of the four distal carpal bones; articulates with the scaphoid and lunate proximally, the trapezoid laterally, the hamate medially, and primarily with the third metacarpal distally

52
Q

Hamate

A

From the lateral side, the fourth of the four distal carpal bones; articulates with the lunate and triquetrum proximally, the fourth and fifth metacarpals distally, and the capitate laterally

53
Q

Trapezium

A

From the lateral side, the first of four distal carpal bones; articulates with the scaphoid proximally, the first and second metacarpals distally and the trapezoid medially

54
Q

Trapezoid

A

From the lateral side, the second of the four proximal carpal bones; articulates with the lunate laterally, the hamate distally, and has a facet for the pisiform

55
Q

Hook of the Hamate Bone

A

Bony extension located on the anterior side of the hamate carpal bone

56
Q

Mid carpal Joint

A

Articulation between the proximal and distal rows of the carpal bones; contributes to movements of the hand at the wrist

57
Q

Flexor Retinaculum

A

Strong band of connective tissue at the anterior wrist that spans the top of the u-shaped grouping of the carpal bones to form the roof of the carpal tunnel

58
Q

Carpal Tunnel

A

Passageway between the anterior forearm and hand formed by the carpal bones and flexor retinaculum

59
Q

Carpometacarpal Joint

A

Articulation between one of the carpal bones in the distal row and a metacarpal bone of the hand

60
Q

Metacarpophalangeal Joint

A

Articulation between the distal end of a metacarpal bone of the hand and a proximal phalanx bone of the thumb or a finger

61
Q

Pollex

A

Thumb

62
Q

Interphalangeal Joint

A

Articulation between adjacent phalanx bones of the hand or foot digits

The Appendicular Skeleton (5 decks)

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