(1) A thyroid collar is used for Waters,submentovertex,and reverse Towne projections.(2) A thyroid collar is not used for the lateral jaw,lateral cephalometic,and the posteroanterior projections.
A) Both statements are true.
B) Both statements are false.
C) The first statement is true;the second statement is false.
D) The first statement is false;the second statement is true.
Correct Answer:
Verified
Q13: For which of the following projections would
Q14: Which of the following choices is a
Q15: Scatter radiation
A)increases film fog.
B)increases image contrast.
C)decreases film
Q16: Which of the following is the most
Q17: For the _ projection,the patient's face is
Q19: An occlusal receptor _ be used for
Q20: Which of the following would you evaluate
Q21: In order to take this projection,you need
Q22: The beam should be directed _ degrees
Q23: You have been asked to take a
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