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MS100 > GH SC AC joints > Flashcards

GH SC AC joints Flashcards

1
Q

Articulating Surfaces of GH joint

A

Glenoid fossa of scapula head of humerus

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2
Q

Gh Joint Classification structural

A

Structural - Ball and Socket synovial

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3
Q

GH joint classification functionally

A

Functionaly - Diarthroidal

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4
Q

Movements Permitted
Plane (Axis) GH joint (4)

A

Abduction /Adduction Frontal/Anteror Pesterior Axis)

Flexsion /Extension Sagital/Medial - lateral axis

Horizontal Adduction /Abduction Transverse / Verticle axis

Internal Externel Rotation no plane/mechanial axis
of humerus

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5
Q

GH ligaments #1 capsule

A
  • Axillary recess, lax in adduction + taut in abduction
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6
Q

GH ligament _____ capsular anterior surface of joint

A

partially capsular

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7
Q

GH ligament Z shaped with 3 bands ______, _______, _______

A

superior, middle, inferior

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8
Q

GH ligament limits (2)

A

external rotation, horizontal abduction

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9
Q

coracohumeral ligament ____ capsular

A

extra

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10
Q

coracohumeral ligament ____ bands ______ _____

A

2 bands, superior, inferior

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11
Q

coracohumeral ligament supports _______________

A

dependent arm against gravity

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12
Q

transverse humeral ligament ______ capsular

A

extra

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13
Q

transverse humeral ligament anchors ____________ tendon within intertubercular sulcus

A

long head of biceps

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14
Q

coracoacromial ligament _____ capsular

A

extra

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15
Q

coracoacromial ligament forms portion of roof of ________ ________

A

subacromial arch

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16
Q

coracoacromial ligament limits _________

A

elevation of the humerus

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17
Q

GH labrum _______capsular

A

intracapsular

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18
Q

GH labrum lines the ______ to deepen thus increasing congruency

A

fossa

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19
Q

sub deltoid bursa sits between _______ and _________ and _________

A

acromion, proximal humerus, and deltoid

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20
Q

sub acromial bursa between _________ and __________

A

acromion and supraspinatous tendon

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21
Q

subscapular bursa between _____________ ligament / anterior joint capsule and subscapularis tendon

A

glenohumeral

22
Q

acromial clavicular joint articulating surface

A

acromial facet of clavicle, clavicular facet of acromion (medial acromion)

23
Q

acromial clavicular joint joint classification (structural and functional)

A

s- non axial plane , synovial f- diarthoridal

24
Q

acromial clavicular joint movement

A

superior inferior scapular rotation (frontal plane ant-post axis)

scapular elevation depression (frontal plane/ ant-post axis)

scapular protraction- retraction (roughly transverse/ vertical axis)

upward tip/ anterior tilt (sagital plane/ medial lateral axis

25
Q

acromialclavicular joint capsule relatively ____ within is a disk often absent by age 40

A

weak

26
Q

acromialclavicular ligaments _____ capsular

A

extra

27
Q

acromialclavicular ligaments _______ _______ bands

A

superior, inferior bands

28
Q

acromialclavicular ligaments limit ___________________

A

one bone overriding another

29
Q

coracoclavicular ligaments (conoid trapazoid) _____ capsular

A

extra

30
Q

coracoclavicular ligaments trapazoid attaches ______ and ____ ___

A

lateral and conoid medial

31
Q

coracoclavicular ligaments help disperse force in a ______

A

FOOSH

32
Q

Superior transverse scapular ligament _____ capsular

A

extra

33
Q

coracoclavicular ligaments does or does not cross a joint

A

does not

34
Q

coracoclavicular ligaments spans the _______________

A

suprascapular notch

35
Q

Sternoclavicular joint articulating surfaces sternal _________ and ____________

A

facet of the clavicle and costal cartilage of rib 1

36
Q

Sternoclavicular joint classifications

A

s-biaxial saddle joint F-diarthroidal

37
Q

Sternoclavicular joint movements

A

clavicular elevation depression (frontal plane/ ant-post axis)

clavicular protraction retraction (transverse plane/ vertical axis

clavicular rotation (no plane mechanical axis)

38
Q

Sternoclavicular joint capsule disc _____ capsular

A

intra

39
Q

Sternoclavicular joint capsule attached to the clavicle ________ and costal cartilage of the first rib ________

A

superiorly, inferiorly

40
Q

Sternoclavicular joint capsule this disc divides the SC joint into two joint spaces ______ and _________ joint space

A

medial, lateral

41
Q

Sternoclavicular joint capsule function of disk is ____________

A

shock absorption

42
Q

Sternoclavicular ligament ____ capsular

A

extra

43
Q

Sternoclavicular ligament____ bands _______ and __________

A

2, anterior and posterior

44
Q

Sternoclavicular ligament limit ________________

A

anterior posterior clavicular movement

45
Q

(SC) costcoclavicular ligament ____ capsular

A

extra

46
Q

(SC) costcoclavicular ligament goes from costal cartilage of rib 1 to ___________

A

inferior clavicle

47
Q

(SC) costoclavicular ligament limits motion at ____________

A

90 degree Glenohumeral abduction

48
Q

(SC) intraclavicular ligament _____ capsular

A

extra

49
Q

(SC) intraclavicular ligament spans _________

A

sternal notch

50
Q

(SC) intraclavicular ligament limits __________

A

inferior clavicular displacement

MS100 (16 decks)

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