What is the proof strength of a 50% (V/V) solution of alcohol?
25 proof
50 proof
75 proof
100 proof
100 proof
Rationale: The proof strength of alcohol is double the V/V percentage strength. Therefore, the proof strength of a 50% (V/V solution of alcohol would be 100.
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A 12-year-old female patient has had a nosebleed for over an hour and the bleeding has not stopped. Her skin is pale and moist. Her radial pulse is about 100 per minute and weak. Her respiratory rate is 22. She says she feels a bit dizzy and sick to her stomach. You should:
A) pinch the patient's nostrils together firmly, have the patient sit up and lean slightly forward, and offer her a basin in case she needs to vomit. B) pinch the patient's nostrils together firmly, position her on her side, and be prepared to suction the airway. C) place the patient supine and pinch the nostrils together firmly. D) obtain a blood pressure before deciding what additional action should be taken.
________ can be caused by a weak cardiac sphincter
Fill in the blank with correct word.
During an inspiratory pause, which of the following pressures are equal to the airway pressure? I. pleural pressure II. alveolar pressure III. tracheal pressure IV. esophageal pressure
A. II only B. I, II only C. I, IV only D. II, III only
Spontaneous abortion, incomplete with delayed hemorrhage:
A) O03.30. B) O03.89. C) O03.39. D) O03.1.