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MS100 > lecture 5 > Flashcards

lecture 5 Flashcards

1
Q

pectoral shoulder girdle consist of

A

clavicle and scapula

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2
Q

pectoral shoulder girdle connects

A

upper extremity to the thorax via sternoclavicular joint

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3
Q

inferior angle alternative name

A

inferior pole

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4
Q

root of the spine of the scapula is where?

A

where the spine meets the medial border

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5
Q

another name for intertubercular groove

A

intertubercular sulcus

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6
Q

glenoid fossa of scapula faces?

A

lateral anterior superior

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7
Q

_______ Attaches from the circumference of the glenoid fossa to the anatomical neck of the humerus

A

GH joint

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8
Q

With arm in full adduction, inferior aspect of capsule (called the axillary recess) is _____________

A

loose & superior aspect taut

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9
Q

Tendons of _______, ______, _______ and subscapularis blend with the capsule

A

supraspinatus, infraspinatus, teres minor

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10
Q

glenoid labrum

A
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11
Q

Comprised of 3 bands: superior, middle, inferior

A

Glenohumeral Ligament

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12
Q

Glenohumeral Ligament forms a __ shape

A

Z

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13
Q

Glenohumeral Ligament considered ______

A

partially capsular

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14
Q

Glenohumeral Ligament limits

A

horizontal abduction, external/lateral rotation

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15
Q

Coracohumeral Ligament comprised of ___ bands ___ _____

A

2, superior, inferior

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16
Q

Coracohumeral Ligament is intra or extra capsular

A

extracapsular

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17
Q

Coracohumeral Ligament limits

A

external rotation

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18
Q

Transverse Humeral Ligament arches over

A

the biciptial groove/ sulcus

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19
Q

Transverse Humeral Ligament limits

A

lateral displacement long head biceps

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20
Q

Coracoacromial Ligament ___ band that arches over ___ ____

A

one, GH joint

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21
Q

Coracoacromial Ligament limits

A

Superior displacement of head of humerus, contributes to the coracoacromial arch

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22
Q

_____ are fluid-filled sacs containing synovial fluid, located adjacent to tendons that cross joints. They act to decrease friction between adjacent structures during movement (ie. tendon & joint capsule)

A

Bursae

23
Q

Articulating Surfaces, ____, _______

A

Acromial facet of clavicle, medial acromion

24
Q

Acromioclavicular Joint classification

A

Non-axial, plane synovial joint

25
Q

Superior rotation glenoid faces superior; accompanies ___________

A

humeral abduction and flexion

26
Q

Inferior rotation glenoid faces inferior; accompanies ______ and __________

A

humeral adduction and extension

27
Q

Superior and Inferior Scapular Rotation what plane

A

occures in frontal plane

28
Q

Protraction involves some ______________ in order to allow scapula to appose thoracic wall

A

medial (internal) scapular rotation

29
Q

Retraction involves some ____________ in order to allow scapula to appose thoracic wall

A

lateral (external) scapular rotation

30
Q

Protraction and Retraction of the Scapula happens in what plane?

A

transverse (roughly)

31
Q

Upward Tip/Tilting Scapula rotates so the inferior angle moves ______, and superior border moves ______-

A

posteriorly, anteriorly

32
Q

Upward Tip/Tilting of the scap occurs in the ________ plane

A

sagittal

33
Q

Capsule and Disc of AC Joint _______; cannot maintain joint integrity independently

A

Relatively weak

34
Q

Acromioclavicular Ligament ____ and _____bands maintain joint congruency

A

Superior , inferior

35
Q

Acromioclavicular Ligament Limits: One bone _________, _________

A

overriding another, joint distraction

36
Q

Superior Transverse Scapular Ligament ______ cross a joint, thus no limitation*

A

Does not

37
Q

Superior Transverse Scapular Ligament Arches over the _____________

A

suprascapular notch

38
Q

Coracoclavicular Ligament Composed of _____ separate bands

A

two

39
Q

Conoid ligament- attaches posteromedial to the ____________

A

trapezoid ligament

40
Q

Trapezoid ligament- attaches ______________

A

anterolateral to conoid

41
Q

know which AC joint goes horizontal versus verticle

A
42
Q

Sternoclavicular Joint articulating surfaces _____,_________,_______

A

Sternal facet of clavicle, Superolateral manubrium, Superior aspect of costal cartilage of rib 1

43
Q

SC joint is what type of joint?

A

saddle joint

44
Q

SC joint is ____axial

A

bi

45
Q

Clavicular Elevation & Depression occur in what plane?

A

Occurs in frontal/coronal plane; Anterior-posterior axis

46
Q

Clavicular Protraction & Retraction occur in what plane and axis?

A

transverse, vertical

47
Q

Clavicular Rotation what axis

A

Rotates around mechanical axis of clavicle

48
Q

SC joint Attaches to the clavicle _______, and to junction of manubrium and first costal cartilage inferiorly

A

superiorly

49
Q

Sternoclavicular Ligament ___ and ____bands reinforce the capsule

A

Anterior and posterior

50
Q

Costoclavicular Ligament attaches __________ to the clavicle

A

from first rib superolaterally

51
Q

Interclavicular Ligament Spans the sternal notch, attaching _________

A

medial clavicles

52
Q

which of the following is not an example of a true joint?

A

scapular thoracic

53
Q

Interclavicular Ligament Limits: ______,______ clavicular displacement

A

superior-inferior

54
Q
A

MS100 (23 decks)

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