A decrease in the number of platelets in blood circulation is called __________

Given the aging of the population, training in geriatrics is on the rise among physicians and nurses

Indicate whether the statement is true or false.

Which of the following indicate severely impaired oxygenation requiring high FiO2s and positive end expiratory pressure?

1. PaO2–PaO2 greater than 350 mm Hg on 100% O2 2. VC less than 10 ml/kg 3. PaO2/FiO2 less than 200 4. PaCO2 greater than 45 mm Hg a. 1 and 4 only b. 1 and 3 only c. 2 and 3 only d. 1, 2, and 4 only