Which of the following statements about rate-of-rise detectors is MOST accurate?
A. Rate-of-rise detectors are not suitable for areas where arc welding is done.
B. Rate-of-rise detectors are also known as visible products-of-combustion detectors.
C. Rate-of-rise detectors are less reliable than fixed-temperature detectors, and are frequently subject to false activations.
D. Rate-of-rise detectors can initiate an alarm at a temperature below that required for initiating fixed temperature devices.
D
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You are caring for a patient who is 36 weeks pregnant. She states that she has been experiencing vaginal bleeding after intercourse, and denies any associated pain. Vital signs are: heart rate 84, respirations 18, blood pressure 102/72 mmHg, and warm, dry skin. The most likely cause of this patient's vaginal bleeding is:
A) spontaneous abortion. B) placenta previa. C) abruptio placentae. D) false labor.
Immediate implementation of an incident management system is critical because:
A) many technical rescue incidents become complex and require a large number of assisting units and personnel. B) there must be one person in charge of assigning tasks to incoming ambulances, rescue units, and other emergency resources. C) each ambulance or rescue unit that responds to the scene must have one person who assumes the role of incident commander. D) technical rescue incidents tend to attract large crowds and media who must be updated regularly on the status of the rescue situation.