Anatomy - Thorax

15 Questions | By Dcw2013 | Last updated: Mar 21, 2022 | Total Attempts: 6683

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1.

Thoracic compartment that contains the heart, esophagus, trachea, major nerves, and major systemic blood vessels.
- A.
  
  Left pleural cavity
- B.
  
  Right pleural cavity
- C.
  
  Mediastinum
2.

The _________ nerves, which originate in the neck, also pass through the mediastinum to penetrate and supply the __________.
3.

The musculotendinous diaphragm seals the inferior thoracic aperture.
- A.
  
  True
- B.
  
  False
4.

As the diaphragm contracts, the height of the domes increases and the volume of the thorax decreases.
- A.
  
  True
- B.
  
  False
5.

The ___________ and __________ penetrate the diaphragm; the _________ passes posterior to the diaphragm.
6.

The pericardium and heart constitute the
- A.
  
  Posterior mediastinum
- B.
  
  Middle mediastinum
- C.
  
  Anterior mediastinum
- D.
  
  Superior mediastinum
7.

The pericardium encloses the pericardial cavity surrounding the heart.
- A.
  
  True
- B.
  
  False
8.

Each _______ is completely lined by a mesothelial membrane called the pleura.
9.

During development, the lungs grow out of the mediastinum, becoming surrounded by the pleural cavities.
- A.
  
  True
- B.
  
  False
10.

The ___________________, which is the largest and clinically most important recess, lies inferiorly between the thoracic wall and diaphragm.
11.

The jugular notch is located at the
- A.
  
  Fourth intercostal space
- B.
  
  Articulation between the manubrium of sternum and the body of sternum
- C.
  
  Superior extent of the manubrium of the sternum
12.

At the TIV/V level
- A.
  
  The costal cartilage of rib II articulates with the sternum
- B.
  
  The trachea bifurcates
- C.
  
  The superior mediastinum is separated from the inferior mediastinum
- D.
  
  All of the above
13.

On each side, the internal jugular and subclavian veins join to form the brachiocephalic veins behind the sternal ends of the clavicles near the sternoclavicular joints.
- A.
  
  True
- B.
  
  False
14.

The brachiocephalic veins unite to form the inferior vena cava behind the lower border of the costal cartilage of the right first rib.
- A.
  
  True
- B.
  
  False
15.

The ___________ begins and ends at the transverse plane between the sternal angle anteriorly and vertebral level TIV/V posteriorly.

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