Delirium and dementia are considered ________

A patient receiving mechanical ventilation is about to receive medication delivered via an MDI. Where should the therapist place the spacer, and when should the MDI be actuated?

A. Place the spacer anywhere along the inspiratory limb, and actuate the MDI at the end of inspiration. B. Place the spacer in the inspiratory side of the ventilator circuit at the Y, and actuate the MDI at end-exhalation. C. Place the spacer near the elbow connector, and actuate the MDI anytime during the ventilatory cycle. D. Place the spacer along the inspiratory limb about 50 cm from the elbow connector, and actuate the MDI during inspiration.

What test is most important in distinguishing one myelodysplastic syndrome from another?

a. White blood count b. Percentage of blasts in the bone marrow c. Red cell morphology and MCV d. Presence of ringed sideroblasts in the peripheral blood