Which of the following equations best describes the pressure (P) necessary to drive gas into the airway and inflate the lungs?
a. P = (Elastance ? Volume) + (Resistance ? Flow)
b. P = (Elastance – Volume) + (Resistance ÷ Flow)
c. P = (Volume + Compliance) + (Resistance ÷ Flow)
d. P = (Volume ÷ Compliance) – (Resistance ? Flow)
ANS: A
You might also like to view...
____ is an enzyme that metabolizes excess catecholamines, through a process of oxidation, into inactive metabolites that can be harmlessly excreted.
A. Monoamine oxidase B. Oxytocin C. Adrenaline D. Epinephrine
What OR furniture should the large pack be placed on before opening?
A. ring stand C. back table B. mayo stand D. prep stand
Chemicals used to remove or kill pathogenic microorganisms are
Fill in the blank with correct word.
Alkalization of urine by giving bicarbonate is used to treat patients presenting with phenobarbital (weak acid) overdose. Which of the following best describes the rationale for alkalization of urine in this setting?
A. To reduce tubular reabsorption of phenobarbital. B. To decrease ionization of phenobarbital. C. To increase glomerular filtration of phenobarbital. D. To decrease proximal tubular secretion. E. To increase tubular reabsorption of phenobarbital.