Which of the following is correct air flow?
Bronchioles-glottis-alveoli
Trachea-bronchi-bronchioles
Larynx-alveoli-carina
Bronchi-trachea-alveoli
The Correct Answer is B
A. Bronchioles-glottis-alveoli: This is not a correct sequence; air doesn't go from bronchioles to glottis.
B. Trachea-bronchi-bronchioles: This is the correct anatomical sequence of airflow.
C. Larynx-alveoli-carina: Carina comes before the alveoli and is part of the tracheal bifurcation.
D. Bronchi-trachea-alveoli: Air flows from trachea → bronchi → alveoli, not bronchi → trachea.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Yearly chest x-rays- this detects disease but does not prevent it.
B. Don’t smoke or quit smoking- smoking is the most significant modifiable risk factor for COPD and lung cancer.
C. Daily exercise- while beneficial for overall health, it does not prevent lung disease as effectively as avoiding smoking.
D. Healthy diet- good nutrition supports health but is less specific for preventing lung diseases.
Correct Answer is A
Explanation
A. Phrenic nerve: Correct; it controls diaphragm contraction, enabling breathing.
B. Optic nerve: Responsible for vision, not respiration.
C. Intercostal nerve: Controls intercostal muscles, but not the diaphragm.
D. Sciatic nerve: Largest nerve in the leg; unrelated to respiration.
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