How far is the diaphragm pulled down during tidal breathing?
a. 1 to 2 cm
b. 3 to 5 cm
c. 6 to 8 cm
d. 8 to 10 cm
ANS: A
When the muscle fibers of the diaphragm are tensioned during inspiration, the dome of the dia-phragm is pulled down 1 to 2 cm.
Health Professions
You might also like to view...
The most significant force exerted on a building by an earthquake is the ___ force
A) horizontal B) vertical C) torsional D) resonant
Health Professions
A 46-year-old woman alcoholic is hypotensive, in severe distress, complaining of dysphagia, and vomiting bright red blood. Of the following, which is the MOST likely cause of this patient's clinical condition?
A) Acute gastroenteritis B) Hemorrhagic pancreatitis C) Esophageal varices D) Mallory-Weiss tear
Health Professions