Sat27November0445PM 17

Are the following true or false of the anatomy of the diaphragm?

True / False

The oesophagus and branches of the vagus penetrate an aperture in the diaphragm atthelevel of T10 Correct

The inferior vena cava and right phrenic nerve penetrate an aperture in the diaphragm at the level of T8 Correct

The aorta and azygous vein penetrate an aperture in the diaphragm at T12 Incorrect answer selected

The diaphragm contains 4 arcuate ligaments Correct

During end inspiration the diaphragm reaches the fifth rib Correct

Explanation

The inferior vena cava and right phrenic nerve penetrate the diaphragm at the level of T8.

The oesophagus, anterior and posterior trunks of the vagus and oesophageal vessels penetrate the diaphragm at the level of T10.

The aorta and azygous vein penetrate the diaphragm at T12.

The diaphragm has three arcuate ligaments (medial, lateral and median).

At the end of expiration the diaphragm reaches the fifth rib on the right and the fifth intercostal space on the left.

Reference:

Moore KL, Dalley AF, Agur AMR. Clinically Oriented Anatomy. 6th ed. Baltimore, MD: Lippincott Williams & Wilkins; 2009.

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Average score: 72.73%

Times answered: 242