Which of the following statements regarding image receptor holders is false?
A) Short biteblocks should be used for the bisecting technique.
B) Biteblocks with a 105-degree angle backing plate should be used with the bisecting technique.
C) External aiming devices eliminate the need to position the patient's head precisely.
D) Biteblocks with an L-shaped backing plate should be used with the bisecting technique.
D
Explanation: A) Biteblocks with a 105-degree backplate should be used with the bisecting technique. The parallelling technique requires a biteblock with an L-shaped (90 degree) backplate.
B) Biteblocks with a 105-degree backplate should be used with the bisecting technique. The parallelling technique requires a biteblock with an L-shaped (90 degree) backplate.
C) Biteblocks with a 105-degree backplate should be used with the bisecting technique. The parallelling technique requires a biteblock with an L-shaped (90 degree) backplate.
D) Biteblocks with a 105-degree backplate should be used with the bisecting technique. The parallelling technique requires a biteblock with an L-shaped (90 degree) backplate.
You might also like to view...
A patient with a spinal injury may still be able to use his or her diaphragm to breathe, but would lose control of the intercostal muscles, if the spinal cord is injured:
A: below the C5 level. B: above the C3 level. C: above the C5 level. D: between C1 and C2
Which of the following will not cause a respiratory acidosis?
a. Diabetes mellitus c. Overdose with sed-atives b. Neuromuscular dis-order d. Restrictive pulmo-nary disease