Mediatinum Block 1 Flashcards Preview

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Flashcards in Mediatinum Block 1 Deck (12):
0

What can surgeons do with a mediastinoscope

Surgeons can make a hole next to the jugular notch and look into the mediastinum and take a biopsy if needed.

1

What can cause the mediastinum to widen

Any structure
Usually observed with trauma after head on head collision

2

Where is the superior mediastinum

Is superior to the transverse thoracic plane

3

Name the structures in the mediastinum going from anterior to superior

Thymus
Great vessels -bravo and svc
Anterior part of trachea and esophagus
Thoracic duct and lymphatic trunk

4

Structures in superior mediastinum from up to down are

Thymus
Veins
Arteries
Airway
Alimentary tract
Lymphatic trunk

5

What is the thymus and what does it do

Primary lymphoid organ

Is located posterior to the manubrium

6

After puberty what happens to the thymus

It undergoes gradual shrinksand is largely replaced by fat

7

In some infants what may the thymus do

Compress the trachea

8

Thymus is important to what

The production of t-lymphocytes

9

Brachiocephalic vein join to form what

The superior vena cava

10

Tell me about the left brachicephsllic vein

It is more then twice as long as the right vein because it passes from left to right

It shunts blood from the head neck and left upper limb and right atrium

11

Tell me about the superior vena cava

It returns blood from all structures that are superior to the diaphragm except the head and the lungs