Which of the following categories of pressure-regulating devices uses a pitot tube and gauge to read pressure and automatically reduce flow?
A. Pressure-control
B. Pressure-reducing
C. Pressure-restricting
D. Pressure-maintenance
A
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Image magnification can be decreased by:
a. increasing the target-object distance. b. increasing the object–image receptor distance. c. decreasing the target-surface distance. d. increasing the focal spot size.
Dental instruments must be properly cared for to ensure the instruments will last a long time. Instruments should be cleaned as soon as possible after use
a. True b. False Indicate whether the statement is true or false
When calling a facility to gather further information about a patient, be sure to identify yourself and:
A)Legibly write down the information received B)Tell them to resend the form with all of the information filled in C)Tell the pharmacist that you can’t complete the information D)Call the doctor’s office for information
When inspecting foam-water systems, look for presence of foam in the water in a ___ proportioner
A. line B. bladder tank C. standard pressure D. inline balanced pressure