Which of the following is a true statement concerning mercury sphygmomanometers?
A. They have a circular gauge for registering pressure.
B. They never need to be calibrated.
C. They are no longer being manufactured.
D. They do not require the use of a stethoscope.
E. They are less accurate than electronic sphygmomanometers.
C. They are no longer being manufactured.
Mercury sphygmomanometers are no longer being manufactured in the United States because of government restrictions on the use of mercury.
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The EMT shows she understands "Do Not Resuscitate" (DNR) orders and living wills when she states:
A) "A living will is a form of DNR; only a living will states exactly how the patient wants to be resuscitated." B) "A DNR applies to resuscitation issues only, such as when a patient stops breathing or the heart ceases to beat, whereas a living will pertains to long-term life support care and equipment." C) "If a patient has a valid DNR, the EMT should withhold all care and transport the patient to the hospital. If a living will is present, the EMT should do exactly what it says." D) "If the patient has a living will, it can legally be used as a substitute for a DNR order by the EMT as long as it is properly dated and signed."
Which structure, when injured, causes the most rapid death?
A) Spleen B) Vena cava C) Large intestine D) Stomach
An alternate to receiving a standard paycheck is using a/an
A) paycard. B) electronic deposit. C) bank card. D) both A and B.
What physiologic response occurs when a person loses blood?
A. Vessels constrict and myocardial contractility increases. B. The heart rate increases and cardiac afterload decreases. C. The sympathetic nervous system decreases SA node discharge. D. Blood vessels dilate in order to increase arterial blood pressure.