joints of upper extremities Flashcards

0
Q

GH range of motion (Osteokinematic motions)

A
Flexion 180
Extension 45
Abduction: 180
Adduction 45
Medial Rotation 70
Lateral rotation 90
Horizontal adduction 45
Horizontal abduction 100
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1
Q

Glenohumeral joint classification

A

Structure: synovial
Subtype: ball and socket
Axis of rotation: multiaxial
Function diathrotic

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2
Q

Articular surfaces of GH

A

Scapula: glenoid fossa (concave) - glenoid labrum
Humerus: Humeral head (convex)
Capsular strength: weak

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3
Q

Ligaments of GH

A

Glenohumeral ligament
Coracohueral ligament
Transverse humeral ligament

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4
Q

Bursae of GH

A

Subscapular
Subdeltoid
Subacromial
Subcoracoid

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5
Q

Resting position of GH

A

55-70 abduction, 30 horizontal adduction, neutral rotation

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6
Q

Closed pack position of GH

A

Full elevation - maximum combined abduction and ext rotation

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7
Q

Capsular pattern of restriction of GH

A

Ext. Rotation > abduction >internal rotation

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8
Q

Joint mob of GH

A

Traction/distraction
Lateral distraction
Inferior glide - increase abduction,
Posterior glide - increase flexion (medial rotation, horizontal adduction)
Anterior glide - increase external rotation (extension, horizontal abduction)

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9
Q

Humeroulnar/humeroradial joints classification

A

Structure: synovial
Subtype: hinge
Axis of rotation: uniaxial
Function: diarthrotic

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10
Q

Range of motion of Humeroulnar/humeroradial

A

Flexion: 135
Extension: up to 5 (most functional activities occur between 30-130 of elbow flexion, 50 pronation, 50 supination)

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11
Q

Resting and closed pack position and capsular pattern of restriction of Humeroulnar

A

Resting: 70 flextion, 10 supination
Closed pack full extension and supination
Capsular pattern: flex > extension

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12
Q

Resting, closed pack position and capsular pattern for Humeroradial jt

A

Resting: Full extension and supination
Closed pack: 90 flexion, 5 supination
Capsular pattern: flex> extension

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13
Q

Articular surface of Humeroulnar and Humeroradius jt

A

Humerus: capitulum (radius) and Trochlea (ulnar) (both convex)
Radius: articular surface of the head (concave)
Ulna: Trochlear notch (concave)

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14
Q

Ligaments and bursa of Humeroulnar and humeroradial joint

A

Radial collateral ligament
Ulnar collateral ligament
Olecranon bursa
Weak due to excessive spread of capsule

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15
Q

joint mobs of Humeroulnar

A

Traction/distraction - increase flex/ext
Medial glide and medial gap- treating medial epicondylalgia, (elbow flexion)
Lateral glide and lateral gap - treating lateral epicondylalgia

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16
Q

joint mob of Humeroradial

A
Distraction (correcting a humeroradial joint compression positional fault)
Compression
Posterior glide (increasing ROM into elbow joint extension)
Anterior glide (increasing ROM into elbow joint flexion)
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17
Q

Roximal radioulnar joint classification

A

Structure: synovial
Subtype: pivot
Axis: uniaxial
Function: diarthrotic

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18
Q

Proximal radioulnar joint ROM

A

Pronation 70-90

Supination: 90

19
Q

Proximal raidoulnar Resting, closed pack, capsular pattern

A

Resting 35 flexion, 70 supination
Closed pack full supination/pronation
Capsular pattern supination = pronation

20
Q

Articular surface of Proximal radioulnar

A

Articular circumference of Radius bone (convex)
Radial notch of the ulna (concave)
Weak, same capsule as the elbow

21
Q

Ligaments of Proximal radioulnar joint

A

Annular ligament
Oblique cord
Interosseous membrane

22
Q

Joint mob’s proximal radioulnar

A

Posterior glide of the proximal radius: increasing ROM of forearm pronation
Anterior glide of the proximal radius: increasing ROM of forearm supination

23
Q

Distal Radioulnar joint classification

A

Structure - synovial
Subtype - pivot
Axis - uniaxial
Function: diarthrotic

24
Q

Distal radioulnar joint ROM

A

Pronation 70-90

Supination 90

25
Q

Distal radioulnar joint resting, closed pack, capsular pattern

A

Resting 10 supination
Closed pack position full supination/pronation
Capsular pattern: supination = pronation

26
Q

Articular surface of distal radioulnar joint

A

Distal ulna (convex)
Ulnar notch of the radius (concave)
weak

27
Q

Ligaments of distal radioulnar joint

A

Anterior radioulnar ligament
Posterior radioulnar ligament
Interosseus membrane

28
Q

Important relations to Distal radioulnar joint

A

Anteriorly, tendons of the flexor digitorum profundus

Posteriorly the tendons of the extensor digiti minimi

29
Q

how many joints in Wrist?

A
  1. Radioarpal joint, ulnomeniscotriquetral joint, Triquetrum-pisiform articulation, Midcarpal joint
30
Q

Raidocarpal/Ulnomeniscotriquetral joint classification

A

Structure: synovial
Subtype: condyloid
Axis: biaxial
function: diarthrotic

31
Q

Radiocarpal/Ulnomeniscotriquetral joint ROM

A

Flexion 80
Extension 70
Radial deviation 20
Ulnar deviation 30

32
Q

Radiocarpal/Ulnomeniscotriquetral joint resting, closed pack, capsular pattern

A

Resting: slight flexion and ulnar deviation
Closed pack position: full extension
Capsular pattern: flexion = extension

33
Q

Radiocarpal/ulnomeniscotriquetral joint articular surfaces

A

Carpals lunate and scapoid to radius + proximal surface to triquetram to ulna (convex)
Distal Radius (concave)
Distal Ulna (concave)
Weak

34
Q

Radiocarpal/ulnomeniscotriquetral joint ligaments

A
Radial collateral ligament
Ulnar collateral ligament
Transverse carpal ligament
Palmar radiocarpal ligaments
dorsal radiocarpal ligaments
Intercarpal ligaments
35
Q

Radiocarpal/ulnomeniscotriquetral joint joint mobs

A
Distraction
Dorsal glide -increase flexion, 
Volar glide -increase extension
radial glide -increase ulnar deviation
ulnar glide to increase radial deviation
36
Q

Intercarpal/midcarpal joint classification

A

Structure: synovial
Subtype: planar
Axis: nonaxial
Function: diarthrotic

37
Q

Intercarpal/midcarpal joint ROM

A

Flexion 80
Extension 70
Radial deviation 20
Ulnar deviation 30

38
Q

Intercarpal/midcarpal joint Resting, closed pack, capsular pattern

A

Resting: Neutral or slight flexion and ulnar deviation
Closed pack: full extension
Capsular pattern: flexion=extension

39
Q

Articular surface of intercarpal/midcarpal joint

A

Adjacent surfaces of carpals, capitate bone articulates with all carpals except pisiform and trapezium. Concave/convex varies depending on the specific joint
weak

40
Q

Intercarpal/midcarpal joint ligaments (4)

A
  1. radial collateral ligament
  2. Volar radiocarpal liagament
  3. dorsal radiocarpal ligament
  4. intercarpal ligament
41
Q

Intercarpal/midcarpal joint mobs

A
distraction
dorsal glide - increase flexion
volar glide - increase extension
radial glide - ulnar deviation
ulnar glide - increase radial deviation
42
Q

carpometacarpal joint classification, range of motion

A

digit II to V: synovial, planar, nonaxial
Digit I ( thumb) synovial, saddle, biaxial
Function: diarthrotic
Range of motion: Digits II to V slight gliding

43
Q

resting postion, closed pack position, capsular pattern of restriction of CMC

A

Midway between flexion and extension and slight ulnar deviation
closed pack: n/a
Capsular pattern : equal in all direction

44
Q

Metacarpophalangeal joint classification, ROM

A

Structure: Digit II to V: synovial, condyloid, biaxial
Digit I: synovial hinge, uniaxial
Diarthrotic
ROM: Digits II to V flexion 90, Extension 45, abduction 20, adduction 10
Digit I Flexion 60

45
Q

Resting position, closed pack position, capsular pattern of MCP

A

1 MCP jt, slight flexion, joint 2-5 slight flexion with ulnar deviation
Closed pack 1 full extension. joint 2-5 full flexion
Capsular pattern : flexion>extension

46
Q

Interphalangeal joint resting, closed pack, capsular pattern

A

Resting position: PIP 10, flexion, DIP 30’s flexion
Closed pack position full extension
capsular pattern: flexion>extension (flexion is more limited than extension)