TYK30
During spontaneous respirations, the major contribution to the total respiratory resistance is by which of the following?
A. Nasal airway and mouth
B. Glottis
C. Trachea
D. Bronchi
E. Bronchioles
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Answer
The answer is A. The nose, mouth and large airways constitute the major components of airway resistance.[1]
Notes
Arterial lines -Great Ormond Street Hospital
Keywords
Carl F Doershuk and LeRoy W Matthews. Airway Resistance and Lung Volume in the Newborn Infant Pediatric Research (1969) 3, 128–134.