The thoracic cavity contains the lungs and the ________,an irregularly shaped,central area between the lungs.
A) bundle of His
B) diaphragm
C) pulmonary trunk
D) mediastinum
Correct Answer:
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Q114: The heart is a/an _ organ that
Q115: The heart has an extensive _ system
Q116: The combining form rrhythm/o- means _.
A)"electricity"
B)"regular in
Q117: Which of the following is NOT categorized
Q118: The combining form systol/o- means _.
A)"contracting"
B)"dilating"
C)"thinning"
D)"widening"
Q120: The combining form cusp/o- means _.
A)"gate;opening"
B)"heart valve"
C)"intima"
D)"point;projection"
Q121: The outer wall of the pericardial sac
Q122: The two major veins of the body
Q123: In a patient who has pericarditis,the inflammation
Q124: The brachial artery supplies blood to the
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