Oxygenated blood is carried back to the heart from the lungs via which of the following?
A) aorta
B) pulmonary artery
C) pulmonary veins
D) inferior vena cava
C
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The EMT is correct when he identifies baseline vital signs as:
A) a set of vital signs most close to normal. B) the most important set of vital signs. C) the first set of vital signs obtained. D) any change in two consecutive sets of vital signs.
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Which agency classifies hazardous materials in transport?
a. EPA b. DOT c. OSHA d. RCRA
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Weight requirements for exterior access should be based on the needs of the ___ fire apparatus
A. lightest B. longest C. heaviest D. shortest
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In an ECG, the P wave is representative of:
A. Conduction through the AV node. B. Atrial contraction. C. Ventricular depolarization. D. Sinus node discharge.
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