A tank of nitrous oxide (N2O) has a pressure of 342. torr at 45.0

Favorable prognostic factors in cold-water near-drowning include:I.   greater effort to reach the surface.II.   alcohol in the victim.III.   colder water.IV.   younger age.

Your patient has a P(A–a)O2 of 600 mm Hg while breathing 100% oxygen. What is the estimated percentage shunt?

The diagnosis of myasthenia gravis may be made by all of the following, EXCEPT:

What is the actual I:E ratio of a newborn just placed on mechanical ventilation on the following settings? VC-A/C, tidal volume = 15 mL, f = 30 bpm, FiO2 = 50%, flow = 8 L/min, Ti = 0.35 seconds, PEEP = 5 cmH2O and you wanted to maintain and I:E ratio of 1:2?

  Which of the following could cause the aggregate demand curve to shift right?  

All the following are true about the ejection fraction except:

Under which of the following patient conditions should the healthcare team consider changing from an endotracheal tube to a tracheostomy tube?I. improvement of the patient’s condition each dayII. the patient’s intubation time is nearing 14 daysIII. the patient is hemodynamically unstable and is requiring high levels of PEEPIV. the patient has failed their last 4 SBTs over the last week

An oxygen tank (O2) has a volume of 15.0 L at a 100. mmHg. If the volume changes to 12.0 L, what is the new Pressure in mmHg at constant temperature (T) and amount (n)?

An oxygen tank (O2) has a volume of 35.0 L at a 200. mmHg. If the pressure changes to 525. mmHg, what is the new volume in liters (L) at constant temperature (T) and amount (n)?