The trachea branches into the right and left:
Bronchioles
Bronchi
Alveoli
Nares
The Correct Answer is B
A. Bronchioles: Smaller branches that come after the bronchi.
B. Bronchi: Correct; the trachea divides into the right and left main (primary) bronchi.
C. Alveoli: Terminal ends of the respiratory tract where gas exchange occurs.
D. Nares: External nostrils, not connected directly to the trachea.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Cough reflex- this reflex expels irritants or foreign particles from the airway.
B. Babinski reflex- neurological reflex involving foot dorsiflexion.
C. Withdraw reflex- somatic reflex for pain, not respiratory.
D. Baroreceptor reflex- involved in blood pressure regulation.
Correct Answer is D
Explanation
A. Decreased K⁺ levels: Not related to respiratory drive.
B. Increased O₂ levels: May actually suppress the drive to breathe in COPD patients.
C. Decreased CO₂ levels: Would reduce respiratory drive, not increase it.
D. Increased CO₂ levels: Correct; high CO₂ levels stimulate the respiratory center to increase breathing rate.
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