John Bean piston-type high pressure pumps that were common on fire apparatus in the 1960s and 1970s were capable of developing discharge pressures of up to _____ psi
A. 300
B. 500
C. 800
D. 1,000
D
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A patient with the hemodynamic values below has a cardiac output of which of the following? Oxygen consumption 380 mL/min Arterial oxygen content 23.2 vol% Mixed venous oxygen content 10.3 vol%
a. 2.9 mL/min b. 3.4 mL/min c. 12.9 mL/min d. 24.1 mL/min
Which of the following is most likely to result in a retake of a bitewing radiograph?
a. The patient maintained a steady pressure on the bite tab. b. The patient swallowed during the exposure. c. There are no large tori or severely malpositioned teeth. d. The top edge of the image receptor did not contact the lingual gingiva.
Studies show that those who exercise in the morning tend to stay with their exercise programs more often than those who exercise during the evening hours
Indicate whether the statement is true or false
Which of the following steps might be performed during the scene size-up?
A. assessing vital signs using appropriate monitoring devices B. forming a general impression of the patient C. notifying dispatch to send fire personnel D. performing a full-body scan