Each of the following conditions must exist for x-rays to be produced EXCEPT one. Which one is the EXCEPTION?
a. A target capable of stopping the electrons
b. An air-filled glass tube
c. High voltage to impart speed to the electrons
d. A source of free electrons
b. The tube is a glass bulb from which the air has been pumped out to create a vacuum. The vacuum offers minimal resistance to the electrons traveling from the cathode to the target.
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A roofer on top of a two-story house called 911 after experiencing chest pain and dizziness. You are providing care to the patient on top of the roof and the fire department has arrived to help remove the patient from his present location. As the patient is brought down the ladder, your highest priority as an EMT is:
A) safety of the patient. B) providing patient care. C) your personal safety. D) safety of the other rescuers.
The bleeding associated with renal disease is related most to defective:
a. Blood vessels b. Plasma procoagulants c. Platelets d. Inhibitors