Which of these statements regarding the focal trough is false?
A) Its shape varies from one manufacturer to another.
B) It is where structures will be imaged the sharpest.
C) It is two dimensional.
D) It is used to determine where to position the dental arches.
C
Explanation: A) The focal trough is three dimensional: anterior-posterior, left-right, and up-down.
B) The focal trough is three dimensional: anterior-posterior, left-right, and up-down.
C) The focal trough is three dimensional: anterior-posterior, left-right, and up-down.
D) The focal trough is three dimensional: anterior-posterior, left-right, and up-down.
You might also like to view...
In addition to the influenza vaccination, adults ________ years of age and older should receive the pneumococcal polysaccharide vaccine (PPV)
a. 35 b. 45 c. 55 d. 65
The physician has a legal responsibility to see patients who are actually ill or need emergency care.
Answer the following statement true (T) or false (F)
Which of the following vital signs assessments is not in a normal range for adults?
a. BP 100/60 b. T 98–99 F c. P 100/bpm d. R 12–16/min
Which of the following refers to the high grade, superiority, or excellence of data?
A. data control B. data quality C. data quantity D. none of the above