To avoid ________, employees should submit time-off requests in writing

Why is it important to have a scrupulously clean hemocytometer when manually counting platelets?

a. So few platelets exist that they can be missed if dirt is present. b. They are so refractile, they can be confused with dirt. c. Their small size makes them easily confused with dirt. d. They are easily confused with the red cells that are present.

You have been called for a patient who suddenly became confused. Which of these assessment findings should concern you most?

A) Blood pressure of 110/72 mmHg B) Pupils fully dilated and sluggishly reactive to light C) Heart rate of 180 beats/min but regular D) Blood glucose level of 72 mg/dL