The lungs have a total of five
segmental bronchi
choanae
laryngeal cartilages
lobes
tracheal cartilages
The Correct Answer is D
A. Segmental bronchi: There are more than five segmental (tertiary) bronchi; each lung has multiple segments.
B. Choanae: These are posterior nasal apertures, not part of the lungs.
C. Laryngeal cartilages: There are nine laryngeal cartilages in total, not five in the lungs.
D. Lobes: The right lung has three lobes (superior, middle, inferior), and the left lung has two lobes-totaling five.
E. Tracheal cartilages: The trachea has multiple C-shaped cartilaginous rings, not five.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Baroreceptors: Sense blood pressure changes, not osmolarity or thirst.
B. Proprioceptors: Detect body position and movement; unrelated to fluid balance.
C. Nociceptors: Detect pain; not involved in fluid regulation.
D. Osmoreceptors: Located in the hypothalamus, they detect changes in blood osmolarity and stimulate thirst when osmolarity rises.
E. Mechanoreceptors: Respond to mechanical changes like pressure or stretch, not osmolarity.
Correct Answer is D
Explanation
A. Segmental bronchi: There are more than five segmental (tertiary) bronchi; each lung has multiple segments.
B. Choanae: These are posterior nasal apertures, not part of the lungs.
C. Laryngeal cartilages: There are nine laryngeal cartilages in total, not five in the lungs.
D. Lobes: The right lung has three lobes (superior, middle, inferior), and the left lung has two lobes-totaling five.
E. Tracheal cartilages: The trachea has multiple C-shaped cartilaginous rings, not five.
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