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Which of the following statements is true of the receptor holder?


A) It is used to align an extraoral dental x-ray receptor.
B) It requires the patient to stabilize the receptor in the mouth.
C) It is required when using the intraoral paralleling technique.
D) It is required when using the intraoral bisecting technique.

Correct Answer

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You have your patient in the chair,you have placed the receptor in your patient's mouth,and you have positioned the position-indicating device.Which of the following should you do next to take the x-rays?


A) Turn on the on-off switch.
B) Push the exposure button.
C) Turn on the exposure light.
D) Adjust the control devices.

Correct Answer

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B

Features of the Stabe bite-block include


A) a double-ended instrument.
B) a slot for receptor retention.
C) a molded plastic that can be sterilized.
D) a receptor that is held between two serrated plastic grips.

Correct Answer

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The Rinn XCP is a


A) beam alignment device.
B) Styrofoam bite-block.
C) snap-on metal collimating device.
D) Uni-bite.

Correct Answer

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A _____________ eliminates the need for the patient to stabilize the receptor.


A) PID (position-indicating device)
B) receptor holder
C) control panel
D) beam alignment device

Correct Answer

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You are on a mission trip,and your responsibility is to take radiographs.You are using a handheld x-ray machine,digital sensors,and a receptor holder.Sterilization is not available.Which of the following receptor holders would you use?


A) An EEZEE-Grip.
B) A Stabe bite-block.
C) A Snap-A-Ray.
D) A Uni-bite.

Correct Answer

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D

_________________ regulate(s) the manufacture and installation of dental x-ray equipment.


A) The federal government
B) State governments
C) Local governments
D) Municipal governments

Correct Answer

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The position-indicating device (PID) is an extension of the


A) tubehead.
B) extension arm.
C) control panel.
D) exposure button.

Correct Answer

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A beam alignment device can be used to help the dental radiographer position the PID in relation to the _____________ and the receptor.


A) control panel
B) extension arm
C) collimator
D) tooth

Correct Answer

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D

Which of the following are beam alignment devices?


A) The Stabe bite-block
B) The XCP bite-block
C) The EEZEE-Grip
D) An XCP

Correct Answer

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Which of the following intraoral receptor holders is a disposable Styrofoam bite-block?


A) EEZEE-Grip
B) Stabe bite-block
C) EndoRay
D) Uni-bite

Correct Answer

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The _____________ allow(s) for positioning of the tubehead.


A) control devices
B) extension arm
C) control panel
D) exposure button

Correct Answer

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During an exposure


A) the exposure button is briefly depressed and then released to initiate the exposure.
B) the exposure button is firmly depressed until the preset exposure time is completed.
C) the exposure light on the control panel is illuminated to signal the completion of the exposure.
D) a beep sounds to signal initiation of the exposure.

Correct Answer

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