Which of the following types of standpipe and hose systems admits water to the system automatically through the dry-pipe valve when the hose valve is opened?

Readings of blood pressure are given in ________ of mercury (Hg)

a. micrometers b. millimeters c. centimeters d. meters

You are evaluating a patient in the recovery room following an exploratory laparotomy. The patient appears to be asleep. His respiratory rate is 14/min and heart rate is 84/min. To determine the patient's level of consciousness, you speak to the patient, who does not respond. Which of the following should you do FIRST?

A. wait 1 hour and then repeat the attempt B. shake the patient's arm gently C. call for help D. administer a sternal rub the diaphragms