Which of the following best define hypoxia? Tissue oxygen d…

Which of the following best define hypoxia? Tissue oxygen delivery is inadequate to meet cellular needs. Blood hemoglobin levels are less than normal (15 g/dl). The arterial PCO2 is greater than normal (45 mm Hg). The arterial PO2 is greater than normal (100 mm Hg).  

A patient in the ICU has a blood drawn and analyzed.  The fo…

A patient in the ICU has a blood drawn and analyzed.  The following data shows:  PB 860 mm Hg              Hb 18.6 gm/dL PaO2 50 mm Hg           SaO2 82%           PvO2 25 mm Hg           SvO2 45% PaCO2 60 mm Hg              What is this patient’s total arterial O2 content?

The following data was obtained from a 45-year-old female pa…

The following data was obtained from a 45-year-old female patient admitted for pulmonary complications arising from kyphoscoliosis. Assess the following PFS. TEST                       ACTUAL                PRED                %PRED TLC                            3.13                       4.09                   76% FRC                           1.44                       1.96                   73% RV                              0.85                       1.09                   78% VC                              2.28                       2.92                   78% FVC                            2.28                       2.92                   78% FEV1                          1.75                       2.20                   79% FEV1/FVC                 77%                       75%                   —– FEF200-1200                4.46                       5.40                   83% FEF25-75                     2.97                       3.67                   81%  normal pulmonary function    mild obstructive disease  mild restrictive disease   moderate obstructive disease 

A 32-year-old female patient has been complaining of shortne…

A 32-year-old female patient has been complaining of shortness of breath.  She has worked in a textile factory for 12 years.  The following PFT values are hers.  What would be the correct evaluation for this patient? TESTS          ACTUAL        PREDICTED       %PREDICTED FVC                 2.38                    3.9                         61% FEV1               1.83                    2.9                         63% FEV3               2.24                    3.7                         61% FEV1/FVC %   77%                  74%                        —— FEF25%-75%      2.5                     4.2                         59% MVV                 76                      96                         79% RV                    .61                     .97                         63% TLC                  2.99                   4.8                         62%