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MS 100 > Ligaments shoulder > Flashcards

Ligaments shoulder Flashcards

1
Q

Articulating surface of the GH Joint

A

Glenoid fossa of the scapula head of humerus

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2
Q

Multiaxial ball+socket join
Diarthrotic

A

Glenohumeral jont

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3
Q

Capsule: Axillary recess, lax in abduction & taught in abduction

A

Glenohumeral Joint capsule

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4
Q

partial capsular
Z shaped; limits rotation & horizontal abduction

A

Glenohumeral ligament

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5
Q

Extracapsular ligament
2 bands sup/inf
Supports dependant arm against gravity

A

Coracohumeral ligament

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6
Q

Extracapsular
Anchors long head of bicep tendon within the intertubecular sulcus

A

Transverse humeral ligament

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7
Q

Extracapsular
Forms portion of roof of subcranial arch, limits elevation of the humerus

A

Coracoacromial ligament

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8
Q

Intracapsular
Lines the glenoid Fossa

A

GH labrum

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9
Q

Sits between acromian, proximal humerus and deltoid

A

Subdeltoid Bursa

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10
Q

Between acromian + supraspinous tendon

A

Subacromial Bursa

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11
Q

Between the Subscapularis muscle and the chest wall

Bursa

A

Subscapular Bursa

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12
Q

Capsule
Weak, relies on ligaments for stability
Within is a dis, often absent by 40

A

Acromioclavicular (AC) joint capsule

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13
Q

Extracapsular
Sup/inf bands, limit one bone from overriding another

A

Acromioclavicular Ligaments

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14
Q

Extracapsular
Trapezoid attaches lateral+medial
FOOSH

A

Coracoclavicular ligament (conoid+trapezoid)

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15
Q

Extracapsular
Does NOT cross a joint
Arches over suprascapular notch

A

Superior Transverse scapular ligament

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16
Q

Non axial plane: synovial
Diarthrotic

A

Acromioclavicular (AC) Joint

17
Q

Biaxial saddle, synovial
Diarthrotic

A

Sternoclavicular (SC) joint

18
Q

articulating surface of AC joint

A

Acromial facet of clavicle, clavicular facet of acromium

19
Q

Articulating surface of SC Joint

A

Sternal facet of clavicle

20
Q

Capsule
Disc (intracapsular) attached to the clavicle superiorly + costal cartilage of rib 1 inferiorly

A

Sternoclavicular (SC) joint capsule

21
Q

Extracapsular
2 bands ant/post
limit ant/post clavicular movement

A

Sternoclavicular ligament

22
Q

Extracapsular
goes from costal cartilage of rib 1 to inf clavicle
limits clavicular motion 90 deg.

A

Costoclavicular ligament

23
Q

Extracapsular
spans sternal notch
limits sup/inf clavicular displacement

A

interclavicular ligament

MS 100 (10 decks)

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