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Gross Anatomy > Joints Of The Shoulder > Flashcards

Joints Of The Shoulder Flashcards

1
Q

What type of joint is the SternoClavicular Joint

A

Ball and socket, synovial

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2
Q

The SC joint is divided into two by

A

Articular disc

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3
Q

The articular disc of the SC joint is firmly attached to the

A

Anterior and posterior sternoclavicular ligaments as well as the inter clavicular ligament

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4
Q

Dislocation of the clavicle is not common
True or False

A

False

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5
Q

The only articulation between the upper limb and axial skeleton is at which joint

A

The SC joint

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6
Q

What are the articular surfaces of the SC joint

A

The sternal end of the clavicle, the manubrium of the sternum and first costal cartilage

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7
Q

The strength of the Sc joint depends on what

A

It’s ligaments and articular disc

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8
Q

Which ligaments reinforce the Sc joint anteriorly and posteriorly

A

The anterior and posterior Sc ligaments

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9
Q

Which ligament strengthens the SC joint superiorly

A

The interclavicular ligament

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10
Q

Blood supply to the SC joint

A

Internal thoracic and Suprascapular arteries

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11
Q

Nerve supply of the SC joint

A

Branches of the medial supraclavicular nerve
Nerve to the subclavius

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12
Q

What type of joint is the AC joint

A

Synovial, plane

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13
Q

The articular surfaces of the AC joint are separated by a________ shaped _________

A

Wedge shaped
Articular disc

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14
Q

The joint capsule of The AC joint capsule is weakly strengthened superiorly by

A

Fibers of the Trapezius

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15
Q

Which ligament strengthens the AC joint superiorly

A

The AC ligament

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16
Q

The conoid and trapezoid ligaments of the coracoclavicular ligament are separated by

A

A bursa related to the lateral part of the Subclavius muscle

17
Q

Which of the coracoclavicular ligaments is more vertical and more medial

A

The conoid ligament

18
Q

The conoid ligament is shaped like

A

Am inverted triangle/cone

19
Q

The apex of the conoid ligament is attached to

A

The root of the Coracoid process

20
Q

The wide attachement of the conoid ligament is to

A

The conoid tubercule on the inferior surface of the clavicle

21
Q

Apart from strengthening the AC joint, another important function of the coracoclavicular ligament is that

A

It provides the means by which the scapula and free limb are suspended from the clavicular strut

22
Q

Bloody supply to the AC joint

A

Suprascapular and thoracoacromial arteries

23
Q

Nerve supply to the AC joint

A

Lateral pectoral nerve
Axillary nerve
Cutaneous lateral Suprascapular nerve

Gross Anatomy (9 decks)

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