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Use the following measurements obtained from a patient in the intensive care unit to calculate PVR (pulmonary vascular resistance). Mean arterial pressure (MAP)= 70 mmHgMean pulmonary artery pressure (MPAP)= 20Pulmonary capillary wedge pressure (PCWP)= 7Central venous pressure (CVP)= 4Cardiac output= 4.2 LPM

A patient with significant heart failure and awaiting cardiac transplant is planning her vacation.  She has asked you if there are any potential side effects of going to Denver (5280 feet above sea level, PB of 671 mmHg) for a week.  Which of the following statements is/are correct regarding such a trip?

Levophed is the brand name for

The coronary vessels are perfused during what ventricular phase?

The pulmonary capillary system of the lungs responds to an increased pulmonary artery pressure by dilating and recruiting pulmonary capillaries.

Stroke volume is determined by what three factors? 1. [factor1] 2. [factor2] 3. [factor3]

If pressure remains constant, temperature and volume will vary directly. This statement describes

The inability of the bone marrow to produce red blood cells would cause

Which of the following statements describes “internal respiration”?

A patient has the following blood gas data. Calculate the alveolar oxygen tension (PAO2.) (in mmHg) ABG:  pH 7.47,  PaCO2  28,  PaO2  85,  HCO3  20, SaO2  95%VBG (mixed):  pH 7.43,  PvCO2  40,  PvO2  35, SvO2  58%FiO2  .60,    Hb  12, PB 740,  RQ 0.9