An angiogram is an x-ray of the body after a radiocontrast agent has been injected into the blood
Indicate whether the statement is true or false
TRUE
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Which of the following statements regarding inspection of foam-water systems is LEAST accurate?
A. The ball drip valves on a standard pressure proportioner should be open. B. The pressure vacuum vent on a line proportioner must be operational. C. Sensing valves on standard balanced-pressure proportioners must be open. D. Corrosion may be present on a line proportioner without compromising the system.
Which of the following statements regarding the indication and application of traction splints is TRUE?
A) Traction splints prevent bone ends from overriding, lessen pain, and may help relax muscular contraction. B) If the femur fracture is associated with instability about the ankle, apply the hitch to the lower leg three inches above the site of the fractured malleolus. C) If the femur fracture is associated with pelvic instability, application of the PASG prior to the traction splint may minimize the potential bleeding. D) Traction splints cannot be utilized in open femur fractures.
Sleep apnea would be diagnosed in a patient who has which of these findings?
1. More than 15 apnea episodes per hour of sleep 2. More than 5 apnea episodes per hour over an 8-hour period 3. More than 75% of the apneas are obstructive. 4. More than 75% of the apneas and hypopneas are obstructive. a. 1, 4 b. 2, 3 c. 2, 3, 4 d. 1, 3, 4
On the scene of a motor vehicle collision, which EMT is engaged in simple extrication of the patient?
A) The EMT removing the patient from the car through an open door B) The EMT entering the car through a window to open the patient's airway C) The EMT stabilizing a car on its side to prevent it from rolling over D) The EMT monitoring the scene for safety hazards