Evaluate the combinations of compliance and resistance and select the combination that will cause the lungs to fill fastest

a. Cs = 0.1 L/cm H2O Raw = 1 cm H2O/(L/sec)
b. Cs = 0.1 L/cm H2O Raw = 10 cm H2O/(L/sec)
c. Cs = 0.03 L/cm H2O Raw = 1 cm H2O/(L/sec)
d. Cs = 0.03 L/cm H2O Raw = 10 cm H2O/(L/sec)


ANS: C
Use the time constant formula, TC = C ? R, to determine the time constant for each choice. The time constant for answer A is 0.1 sec. The time constant for answer B is 1 sec. The time constant for answer C is 0.03 sec, and the time constant for answer D is 0.3 sec. The product of multiply-ing the time constant by 5 is the inspiratory time needed to deliver 100% of the volume.

Health Professions

You might also like to view...

What are three methods of localization?

What will be an ideal response?

Health Professions

What are two types of muscle spasms?

A. Myositis and myopia B. Tonic and clonic C. Myocarditis and myopathy D. Exercise related and rest related

Health Professions

A vertical position of the ankle in which the talus aligns over the calcaneus, between a position of inversion and eversion

What will be an ideal response?

Health Professions

Mark Gates was in a motor vehicle accident that resulted in a laceration of the bladder. A cystorrhaphy was completed to suture the bladder. The correct CPT code is ____.?

A)?51880 B)?51940 C)?51860 D)?51865

Health Professions