EMBRYOLOGY
RESPIRATORY SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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X
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✓
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Either A or B
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None of the above
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Detailed explanation-1: -The diaphragm, located below the lungs, is the major muscle of respiration. It is a large, dome-shaped muscle that contracts rhythmically and continually, and most of the time, involuntarily. Upon inhalation, the diaphragm contracts and flattens and the chest cavity enlarges.
Detailed explanation-2: -Your heart, lungs, and the upper part of your esophagus (food pipe) are in the thoracic cavity above the diaphragm. Your lower esophagus, stomach, intestines, liver, and kidneys are below the diaphragm, in your abdominal cavity.
Detailed explanation-3: -(DY-uh-fram) The thin muscle below the lungs and heart that separates the chest from the abdomen.
Detailed explanation-4: -The correct answer: The area of the heart just above the diaphragm is called the a) inferior wall. The heart is present above the diaphragm between the cavity that is formed between the two lungs of the body.