619 Final Flashcards

1
Q

What are the borders of the venous triangle Costoclavicular space :
1. Ant/Sup
2. Post
3. Inferior

A
  1. Subclavius m.
  2. Anterior Scalene m.
  3. 1st rib
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Which ligaments protect the integrity of the acromioclavicular ?

  1. A (Prevents Ant/Post Displacement)
  2. C (Prevents sup/inf Displacement x2 ligaments)
  3. C (Additional Stability)
A
  1. Acromioclavicular
  2. Coracoclavicular (Conoid & Trapezoid)
  3. Coracoacromial
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Which structures are typically damaged in a shoulder separation?

A

Acromioclavicular and Coracoclavicular ligaments are damaged or torn.

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

What structures are responsible for displacement of the clavicle following a fracture?

A

-Sternocleidomastoid: Upward angulation sternal fragment
-Pectoralis Major: Posterior Displacement medial end of acromial fragment
-Trapezius & gravity: Depression of acromial fragment.

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

What vessels pass immediately below the clavicle?

A

Subclavian a./v.

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

Pathway of pulmonary vs basal a. embolism from Subclavian a./v. damage….

A

L. Subclavian V. –>L. Brachiocephalic V.–>Superior Vena Cava–>R. Atrium–>R. Ventricle–> Pulmonary aa.

L. Subclavian a.–> (Retrograde) Vertebral a.–>Basilar a.

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

What portion(s) of the brachial plexus is at risk for paresthesia from clavicular fracture?

A

Medial cord
-Ulnar n. (Sensation to medial hand)
-Median n. (Sensation to lateral palmar aspect of hand)
-Medial brachial/antebrachial cutaneous n. (Inferomedial arm/medial forearm)

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

-

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