Upper Limb - SC/AC/GH Flashcards

1
Q

What type of joint is the Sternoclavicular Joint

A

Saddle shaped synovial joint

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is the blood supply of the SC joint?

A

Internal thoracic and suprascapular arteries

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What Ligament prevents elevation of the clavicle at the SC joint?

A

The Costoclavicular ligament

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What lymph nodes are associated with SC joint?

A

Lower deep cervical lymph nodes (supraclavicular nodes) + axillary nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Innervation of SC joint?

A

Medial supraclavicular nerve (C3,C4) + subclavius (C5,C6)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Ligaments of SC joint? (4)

A

Anterior/posterior sternoclavicular
Interclavicular
Costoclavicular

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What are the principle stabilizers of the AC joint? (2 ligaments)

A

Coracoclavicular ligament:

Conoid + trapezoid ligament

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What action does the Conoid ligament prevent?

A

Forward movement

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What motion forms the trapezoid ligament prevent?

A

Backwards movement

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Blood supply of AC joint?

A

Suprascapular branch of subclavian artery

Thoracoacromial trunk

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Blood drainage of AC joint?

A

External Jugular + axillary veins

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Lymph nodes of AC joint?

A

Apical group of axillary lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Innervation of the AC joint?

A

Supraclavicular, lateral pectoral, suprascapular, axillary (C4,C5,C6)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What type of joint is the AC joint?

A

Synovial plane joint

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What is the articulation of the scapulothoracic joint?

A

Bone-muscle-bone articulation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What movements occur at Scapulothoracic joint?

A

Protraction-retraction
Elevation-depression
Rotation medial lateral

17
Q

What type of joint is glenohumeral joint?

A

Multiaxial ball and socket

18
Q

What aspect of the GH joint is the weakest?

A

Inferior potion

19
Q

What ligament runs transversely across biceps groove, holding biceps tendon down?

A

transverse humeral ligament

20
Q

What are the main supporting tendons/ligament of the GH joint?

A
Glenohumeral ligament(Sup. Post. Infer.) 
Coracohumeral ligament 
rotator cuff tendons
21
Q

What bursa are found in the GH joint? (3)

A

Subscapular bursa
Infraspinatus bursa
Subacromial bursa

22
Q

What deepens/strengthens and increases congruency of the GH joint?

A

Glenoid Labrum

23
Q

What are the 6 ligaments of the shoulder?

A

GH Ligament (sup. Post. Infer.)
Coracohumeral ligament
Transverse humeral ligament
Coracoacromial Ligament

24
Q

What arteries supply the GH joint ?(3)

A

1) Suprascapular branch of subclavian artery
2) Acromial branch of thoracoacromial artery
3) Branches from ant.post. Circumflex humeral arteries

25
Q

What Innervates the GH joint? (5)

A
Suprascapular 
Axillary 
Subscapular 
Lateral pectoral 
Musculocutaneous 
Levels: C5,C6,C7