18 Questions
What is the main function of the lungs?
To oxygenate the venous blood
Where are the lungs located in the body?
In the lateral part of the thoracic cavity
What is the structure that is single on the left side and bifurcated on the right side?
Bronchus
How many bronchial arteries arise from the thoracic aorta on the left side?
2
What is the shape of the lung?
Conical
How many lobes does the right lung have?
3
Where do the bronchial veins drain into on the right side?
Azygos vein
What is the function of the parasympathetic fibers in the pulmonary plexus?
Bronchoconstriction and increase gland secretions
What is the name of the depressed area on the medial surface of the lung?
Hilum
How many lobar bronchi does the right lung have?
3
Which pulmonary vein is the most anterior structure in the hilum?
Superior pulmonary vein
What is the division of the trachea?
Right and left main bronchi
What is the shape of each broncho-pulmonary segment?
Pyramidal
How many segments does the right lung have?
10
What is the advantage of each segment being surrounded by connective tissue?
Easy removal of diseased segments
Which of the following is NOT a segment of the upper lobe?
Medial
What is the number of segments in the middle lobe?
2
Which of the following structures pass intersegmentally?
Tributaries of the pulmonary vein
This quiz covers the definition, site, shape, and other key features of the human lungs, including their function, location, and characteristics.
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