Deep Neck: Thoracic Apeture Flashcards Preview

Gross Anatomy II Exam I > Deep Neck: Thoracic Apeture > Flashcards

Flashcards in Deep Neck: Thoracic Apeture Deck (11):
1

What is the Superior Thoracic Aperture?

The opening through which structures of the neck pass into the thorax

2

What are the boundaries of the Superior Thoracic Aperture?

Posterior- 1st Thoracic Vertebra
Lateral- 1st Ribs and Their Cartilage
Anterior- Manubrium and Sternum

3

T/F: The Superior Thoracic Aperture if heart shaped.

False: it is kidney shaped

4

Which arteries pass through the aperture?

1) Brachiocephalic trunk (R/L)
2) Left Common Carotid Artery
3) Left Subclavian Artery
4) Internal Thoracic Artery

5

Which of the arteries in the superior thoracic aperture come directly off of the aortic arch?

1) Left Common Carotid Artery
2) Left Subclavian Artery

6

What vein(s) are located within the superior thoracic aperture?

1) Brachiocephalic Vein (R/L)- leading into the superior vena cava

7

What nerves are located within the superior thoracic aperture?

1) Phrenic Nerve
2) Vagus Nerve
3) Recurrent Laryngeal Nerve
4) Sympathetic Trunk

8

What visceral structures are located within the superior thoracic aperture?

1) Trachea
2) Esophagus
3) Cervical Pleura
4) Apex of the Lung
5) Thymus

9

When fractured, what boney structure in the superior thoracic aperture can cause Atelectasis?

the 1st rib

10

What is Atelectasis?

A Lung Collapse

11

Where does the cervical pleura and the apex of the lung pass through he superior thoracic aperture and why is this significant clinically?

Just posterior to the origin of the Sternocleidomastroid. An injury to eh neck can then cause lung collapse.