Exam 3: Flashcards

1
Q

If a patient reports of lateral/anterior shoulder pain with overhead activities or demonstrates a painful arc, what would the initial hypothesis be

A

possible subacromial impingement, tendonitis, bursitis

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2
Q

If a patient reports of instability, apprehension, and pain with activities most often when shoulder is abducted and externally rotated, what would the initial hypothesis be

A

shoulder instability or possible labral tear if clicking is present

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3
Q

If a patient reports of decreased ROM and pain with resistance, what would the initial hypothesis be

A

possible rotator cuff or long head of the biceps tendonitis

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4
Q

If a patient reports of pain and weakness with muscle loading, night pain, and they are over 60 years old, what would the initial hypothesis be

A

possible rotator cuff tear

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5
Q

If a patient reports of poorly located shoulder pain with occasional radiation into elbow, pain that is usually aggravated by movement and relieved by rest, and are younger than 45, what would the initial hypothesis be

A

adhesive capsulitis

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6
Q

are men or women more prone to adhesive capsulitis

A

women

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7
Q

If a patient reports of a fall on the shoulder followed by pain over AC joint, what would the initial hypothesis be

A

possible AC sprain

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8
Q

If a patient reports of upper extremity heaviness or numbness with prolonged postures and when lying on involved side, what would the initial hypothesis be

A

possible TOS or cervical radiculopathy

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9
Q

Measuring IR using the ____ __ ___ method showed good reliability in one study but not as good in another

A

behind the back

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10
Q

The should complex is functionally extremely (mobile/limited)

A

mobile

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11
Q

(mobility/stability) of the shoulder is achieved at the cost of (mobility/stability)

A

mobility; stability

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12
Q

What are the 5 joints of the shoulder

A
Glenohumeral
Sternoclavicular 
Acromioclavicular
Scapulothoracic
Suprahumeral
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13
Q

Which two joints of the shoulder are pseudojoints

A

scapulothoracic and suprahumeral

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14
Q

The GH joint can be compared to what

A

a gold ball on a tee

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15
Q

The _____ has the largest ROM and movement in the body

A

shoulder

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16
Q

What characteristics of the shoulder joint allow it to have the largest ROM and movement in the body

A

shallow joint
lax joint capsule
limited ligamentous support

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17
Q

What direction does the GH joint face

A

anterior, lateral, and superior

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18
Q

The glenoid labrum-rim is made of _____ and deepens the socket and increased contact area up to __%

A

fibrocartilage; 75%

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19
Q

What provides ligamentous stability of the GH joint-anterior and posterior

A

anterior - GH ligaments

posterior - only joint capsule

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20
Q

How many sections are there of GH ligaments

A

4

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21
Q

What are the ligaments of the GH joint

A

superior GHL
middle GHL
inferior GHL
anterior and posterior IGHL

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22
Q

which GH ligament is the mains static stabilizer of the joint

A

IGHL

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23
Q

What is the open packed position of the GH joint

A

55 degrees of abduction, 30 degrees of horizontal adduction

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24
Q

What is the closed packed position of the GH joint

A

end range abduction and ER

25
Q

What is the capsular pattern of the GH joint

A

ER>ABD>IR

26
Q

When the arm is in ____, ligaments are loose; allowing IR and ER
When the arm is ___ ___, the capsule becomes tighter
When the arm is ____ inferior ligamentous tissue becomes tighter, more so with ER
In extreme ____ and ___ ligaments become tight around the joint giving stability

A

neutral
ER
abducted
abduction and ER

27
Q

The (closer/further) muscles are aligned to the joint, the better they stabilize

A

closer

28
Q

The (rotator cuff/deltoid) pulls the head of the humerus into the fossa

A

rotator cuff

29
Q

what is the role of the RC

A

to pull the head of the humerus into the fossa

30
Q

The (rotator cuff/deltoid) is a large stabilizing component, regardless of its position of the humerus

A

deltoid

31
Q

When is the long head of the biceps most effective as a stabilizer

A

when the shoulder is extended

32
Q

When is the long head of the triceps most effective as a stabilizer

A

when the shoulder is flexed

33
Q

Which muscles are shoulder stabilizers

A

RC muscles
Deltoids
Long head of biceps
long head of triceps

34
Q

What are the RC muscles

A
supraspinatus 
infraspinatus
teres minor
long head of biceps 
subscapularis
35
Q

Which joint is a synovial and multiaxial

A

GH joint

36
Q

which joint is a synovial seller joint

A

SC joint

37
Q

What are the ligaments of the SC joint

A

anterior SC ligament
posterior SC ligament
CC ligament
Interclavicular ligament

38
Q

Which joint is the fulcrum for shoulder movements

A

SC joint

39
Q

Which joint is the only bony attachment of the shoulder girdle to the skeleton

A

SC joint

40
Q

What are the motions of the SC joint

A

elevation/depression
anterior/posterior rotation
protraction/retraction

41
Q

Which joint is an arthrodial/gliding joint

A

AC joint

42
Q

What are the ligaments of the AC joint

A

coracoclavicular (trapezoid and conoid ligaments)

superior and inferior AC ligaments

43
Q

What is the function of the SC joint

A

to be a fulcrum of shoulder movement

44
Q

What is the function of the AC joint

A

absorbs impact to shoulder

45
Q

The ___ joint is linked to all motions of the humerus

A

AC

46
Q

The ___ joint links the shoulder girdle to clavicle

A

AC

47
Q

What are the motions of the AC joint

A

protraction/retraction
upward/downward rotation
elevation/depression

48
Q

How would you describe the stability of the AC joint

A

weak bony stability

49
Q

The AC ligament provides (significant/terrible) stability

A

significant

50
Q

The AC ligament (can/cannot) resist tension at the joint and it (can/cannot) prevent the clavicle from riding up on the acromion when force is applied from the side

A

can, cannot

51
Q

Which ligaments help prevent the clavicle from riding up on the acromion

A

coracoclavicular and conoid ligament

52
Q

True or False:

The scapulothoracic joint connects bone to bone and is supported by ligaments

A

False, it does not connect bone to bone and is supported by muscles, not ligaments

53
Q

Which two muscles does the scapula rest on

A

serratus anterior and subscapularis

54
Q

What are the motions of the ST joint

A

protraction/abduction
retraction/adduction
downward/upward rotation
depression/elevation

55
Q

What is the scapulohumeral rhythm

A

2:1 ratio

out of 15 degrees of abduction, 10 comes from the GH joint and 5 comes from the ST joint

56
Q

Recent studies have shown that the arm can only move in the first ___ degrees of abduction before the scapula moves. From __-__ degrees, the scapula rotates upward 1 degree for every 2 degrees of abduction
From ___-___ degrees is a 1:1 ratio, then after 150 degrees thoracic SB and/or extension occurs

A

30
30-90
90-150

57
Q

Recent studies have shown that the arm can only move in the first 30 degrees of ____ before the scapula moves. From 30-90 degrees, the scapula rotates ____ 1 degree for every 2 degrees of abduction
From 90-150 degrees is a 1:1 ratio, then after 150 degrees thoracic SB and/or (flexion/extension) occurs

A

abduction
upward
extension

58
Q

True or False:

It is common to have positive findings of shoulder pathology without any symptoms

A

true

59
Q

A study titled “ultrasound of the shoulder: Asymptomatic findings in men” made a conclusion that asymptomatic shoulder abnormalities were found in __% of the subjects. The most common were subacromial bursitis thickening, AC joint OA, and supraspinatus tendinosis

A

96