Incomplete expansion of a lung or portion of a lung is called:
Epistaxis
Effusion
Atelectasis
Adhesion
The Correct Answer is C
A. Epistaxis refers to nosebleed, which is unrelated to lung function or expansion.
B. Effusion refers to the accumulation of fluid (such as pleural effusion, where fluid collects in the pleural space around the lungs), not incomplete lung expansion.
C. Atelectasis is the collapse or incomplete expansion of a lung or part of a lung, which can occur due to blockage, pressure, or injury.
D. Adhesion refers to abnormal fibrous connections between tissues, which can occur in the body after injury or surgery, but it does not refer to incomplete lung expansion
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Air pressure refers to the total pressure exerted by the mixture of gases in the atmosphere, but it does not refer to the pressure of each individual gas.
B. Complement pressure is not a standard term in respiratory physiology or gas laws.
C. Gas concentration pressure is not a recognized term. The pressure exerted by a gas is referred to as its partial pressure, not its concentration.
D. Partial pressure refers to the pressure exerted by an individual gas in a mixture of gases. For example, the partial pressure of oxygen (pO₂) in the blood is the pressure exerted by oxygen alone, independent of other gases like carbon dioxide or nitrogen
Correct Answer is D
Explanation
A. Inspiration is the phase when air is drawn into the lungs and alveoli.
B. Inhalation is synonymous with inspiration, referring to the process of taking air into the lungs.
C. Compliance refers to the ability of the lungs to stretch and expand, not a phase of ventilation.
D. Exhalation (or expiration) is the phase where air is expelled from the alveoli, moving out of the lungs and through the respiratory tract.
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