Interchanging green- and blue-light–sensitive films between calcium tungstate and rare earth screens would produce:
a. increased image sharpness.
b. faster film speeds.
c. latent images with less radiation.
d. undiagnostic radiographic images.
d. Inappropriately interchanging green- or blue-light–sensitive films between calcium tungstate and rare earth screens produces undiagnostic radiographic images.
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You are teaching a class on cardiovascular disease and need to describe what atherosclerosis is. Which of the following statements is the most appropriate explanation?
a. "It affects the arteries of the heart and is caused by a heart attack." b. "The walls of the coronary arteries lose elasticity, which leads to a heart attack." c. "Cholesterol and lipid material accumulate within the walls of arteries." d. "It affects veins and is caused by untreated high blood pressure."
A heated humidifier should trigger both auditory and visual alarms and interrupt power to the heater when the delivered temperature exceeds which of the following?
a. 25° C b. 30° C c. 35° C d. 40° C
Anything that inflames the CNS will cause ________.
A. hypertension B. motor tremors C. the blood-brain barrier to become more permeable D. pain E. abnormal respirations
What is a distinguishing feature of the oriented search method?
a. room access is through an exterior opening b. contact with a wall is maintained at all times c. an officer stays at the door during a room search d. a diagonal slash