You are called to the scene of a 45-year-old nonsmoker male with a history of asthma in respiratory distress. You find him lying supine on the couch. The patient is lethargic but can answer all your questions appropriately. He is diaphoretic, and complains of being cold, coughing, and having difficulty breathing for the past 3 days. His vital signs are blood pressure of 110/70, heart rate of 116,
respiratory rate of 24, oxygen saturation of 93%, and temperature of 100.6°F. You hear rhonchi in the left lobes and he is coughing up yellow-tinged sputum. What condition do you suspect?
A) Pneumonia B) Asthma
C) Silent myocardial infarction D) COPD
A
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Which of the following statements is true regarding the use of significant figures in science?
A) All numbers must be rounded so that all digits are considered significant. B) Any uncertain digits must be clearly documented alongside the measurement. C) It is customary to report measurements such that only the last digit is uncertain. D) Measurements must be repeated until no uncertain digits remain.
Patients with chronic hypoventilation disorders typically need a minimum of _________ hours of NIV to experience improved quality of life
a. 2-4 b. 4-6 c. 6-8 d. 8-10
A slanted or tilted occlusal plane results from which of the following?
a. Not using a cotton roll to stabilize the image receptor holder b. Not positioning the edge of the image receptor parallel to the occlusal plane c. Orienting the image receptor vertically when it should have been oriented horizontally d. Placing the image receptor in the mouth backward
The maximum water pressure recommended for positive pressure ventilation should not exceed --- cm.
(A) 15 (B) 30 (C) 50 (D) 60