Respiratory system Exam Questions &
Answers. Latest Updates. 100% Verified
Which of the following is a component of internal respiration? - ✔✔-Diffusion of oxygen from blood to
tissue
Which of the following is not
...
Respiratory system Exam Questions &
Answers. Latest Updates. 100% Verified
Which of the following is a component of internal respiration? - ✔✔-Diffusion of oxygen from blood to
tissue
Which of the following is not a function of conducting zone of the respiratory system? - ✔✔-exchange
gases between resp. system and blood
The smallest airways in the conduting zone are - ✔✔-terminal bronchioles
Type II cells - ✔✔-Type II cells
The product of tidal volume and breathing frequency gives - ✔✔-min ventilation
When all muscle of respiration are relaxed and alverlor pressure is 0, lung volume is equal to - ✔✔-
functional residual cap
Which of the following statement describes the lungs at the *functional* residual capacity? - ✔✔-The
lungs tens to collage due to elastic properties
Which of the following factors decrease airway restriction? - ✔✔-epinephrine
Pulmonary surfactant - ✔✔--prevent collapse of alveloi
- prevents small alevlio from joining large alveloi
-increase lung compliance
Which of the following muscles contracts during quite expiration - ✔✔-none of the above
surfanct - ✔✔-decrease friction
T/F: Contraction of the diaphragm increases the rate of aie flow during forced expiration - ✔✔-False
T/F During inspiration, transplantation pressure - ✔✔-True
During inspiration, intra-pleuaral pressure becomes (more/Less) negative - ✔✔-more
If airways resistance increase, a (high/lower) intra alevloar pressure is required to produce a given rate
of airflow during expiration - ✔✔-higher
pulmonary surfacent (increase/decrease) the surface of tension of water. - ✔✔-decrease
pulmonary surfacent (increase/decrease) lung compliance - ✔✔-increase
dead space volume is the volume of air in the (conducting zone/ resp. zone) - ✔✔-conducting zone
_______ cells secrete mucus - ✔✔-globe
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