What is usually the first sign or symptom of a cerebral embolism?

At rest, the normal adult heart rate should not exceed:

A. 90 beats/min. B. 70 beats/min. C. 100 beats/min. D. 80 beats/min.

The gas flow rate for a noncommercial bubble CPAP device should be set at _______ L/min

a. 3 b. 5 c. 8 d. 10