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NPTE > MSK > Flashcards

MSK Flashcards

1
Q

First Class Lever

A

2 forces are applied on either side of an axis
Ex: Elbo with contraction of the triceps

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2
Q

Second Class Lever

A

Resistance lies between the effort force and the axis of rotation
Ex: few examples in the body, toe raises

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3
Q

Third Class Lever

A

The effort forces lies closer to the axis than the resistance force
Ex: Most muscles in human body are 3rd class levers, elbow flexion

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4
Q

Arthrokinematics

A

Movement between joint surfaces

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5
Q

Osteokinematics

A

movement between two bones

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6
Q

Convex-Concave Rule

A
  • Convex surface moving on a fixed concave surface, the convex moves opposite to the direction of the shaft of the bony lever
  • Concave surface moves on a fixed convex surface, the concave articulating surface moves in the same direction as the bony lever
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7
Q

Vertebral joint positions

A

Open: Midway between flexion and extension
Closed: Maximal extension

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8
Q

Temporomandibular joint positions

A

Open: Jaw slightly open
Closed: Max retrusion

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9
Q

Sternoclavicular joint position

A

Open: arm resting by side
Closed: Arm maximally elevated

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10
Q

Acromioclavicular joint position

A

Open: Arm resting by side
Closed: Arm abducted 90*

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11
Q

Glenohumeral joint position

A

Open: 40-55 abduction; 30* horizontal adduction (scapular plane)
Closed: Maximum abduction and ER

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12
Q

Humeroulnar joint position

A

Open: 70* flexion and 10* supination
Closed: Full extension and supination

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13
Q

Humeroradial joint position

A

Open: Full extension and supination
Closed: 90* flexion and 5* supination

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14
Q

Proximal Radioulnar joint position

A

Open: 70* flexion and 35* supination
Closed: 5* supination

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15
Q

Distal Radialulnar joint position

A

Open: 10* supination
Closed: 5* supination

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16
Q

Radio/Ulnocarpal joint position

A

Open: Neutral with slight ulnar deviation
Closed: Full extension with radial deviation

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17
Q

Midcarpal joint position

A

Open: Neutral or slight flexion with ulnar deviation
Closed: Extension with ulnar deviation

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18
Q

Carpometcarpal (2-5) joint position

A

Open: Midway between abduction-adduction and flexion-extension (thumb); midway between flexion and extension (fingers)
Closed: Full opposition (thumb); full flexion (fingers)

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19
Q

Metocarpophalangeal (MCP) joint position

A

Open: Slight flexion
Closed: Full opposition (thumb); full flexion (fingers)

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20
Q

Interphalangeal (IP) joint position

A

Open: Slight flexion
Closed: Full extension

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21
Q

Hip joint position

A

Open: 30* flexion, 30* abduction, and slight lateral rotation
Closed: Full extension, abduction, IR; Bony - 90* flexion, slight ABD, and slight ER

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22
Q

Knee joint position

A

Open: 25* flexion
Closed: Full EXT and ER

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23
Q

Talocrural joint position

A

Open: Mid inversion/eversion and 10* PF
Closed: Full DF

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24
Q

Subtalar joint position

A

Open: Midway between extremes of ROM
Closed: Full Inversion

25
Q

Midtarsal joint position

A

Open: Midway between extremes of ROM
Closed: Full Supination

26
Q

Tarsometatarsal joint position

A

Open: Midway between sup and pro
Closed: Full supination

27
Q

Metatarsophalangeal joint position

A

Open: Neutral (EXT 10*)
Closed: Full EXT

28
Q

Interphalangeal joint position

A

Open: Slight FLEX
Closed: Full EXT

29
Q

Temporomandibular capsular patterns

A

Limited mouth opening

30
Q

Occipitoatlantal joint capsular patterns

A

Forward FLEX limited greater than EXT

31
Q

Atlantooccipital joint capsular patterns

A

Limitation with rotation

32
Q

Lower C/S (C3-T2) capsular patterns

A

Limitation of all motions except FLEX (side-bending and rotation equally limited and both greater than EXT)

33
Q

Glenohumeral capsular patterns

A

ER>ABD>IR

34
Q

Sternoclavicular capsular patterns

A

Full elevation; pain at extreme ROM

35
Q

Acromioclavicular capsular patterns

A

Full elevation; pain at extreme ROM

36
Q

Humeroulnar capsular patterns

A

FLEX>EXT

37
Q

Humeroradial capsular patterns

A

FLEX>EXT

38
Q

Prox Radioulnar capsular patterns

A

Pro = Sup

39
Q

Distal Radioulnar capsular patterns

A

Pro = Sup

40
Q

Wrist capsular patterns

A

FLEX = EXT

41
Q

Midcarpal capsular patterns

A

Equal all directions

42
Q

Trapeziometacarpal capsular patterns

A

ABD>EXT

43
Q

Carpometacarpals (II-V) capsular patterns

A

Equally in all directions

44
Q

UE Digits capsular patterns

A

FLEX>EXT

45
Q

T/S capsular patterns

A

Side-bending and rotation > EXT > FLEX

46
Q

L/S capsular patterns

A

Marked and equal limitation of side-being and rotation; loss of EXT > FLEX

47
Q

SI, symphysis of pubis, sacrococcygeal capsular patterns

A

Pain when joints are stressed

48
Q

Hip capsular patterns

A

FLEX/IR; some ABD; no or little ADD and ER

49
Q

Knee capsular patterns

A

FLEX grossly limited; slight limitation of EXT

50
Q

Tibiofibular (prox & dist) capsular patterns

A

Pain when joint is stressed

51
Q

Talocrural capsular patterns

A

PF>DF

52
Q

Talocalcaneal (subtalar) capsular patterns

A

Increasing limitation of various; joint fixed in valves ( INV>EV)

53
Q

Midtarsal capsular patterns

A

Sup>Pro (limited DF, PF, ADD, medial rotation)

54
Q

1st Metatarsophalangeal capsular patterns

A

Marked limitation of EXT; slight limitation FLEX

55
Q

Metatarsophalangeal (II-V) capsular patterns

A

Variable; tend to FLEX limitations

56
Q

Interphalangeal capsular patterns

A

Tend toward to EXT limitations

57
Q

Normal End-Feels

A

Soft: occurs within soft tissue approximations
Firm: capsular and ligamentous stretching
Hard: when bone and/or cartilage meet

58
Q

Pathological End-Feels

A

Boggy: edema, joint swelling
Firm with decr elasticity; fibrosis of soft tissue

59
Q
A

NPTE (1 decks)

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