RHS practice questions 3

When image receptors are dispensed from the supply area, they should be transported to the radiology room ____________.

• on the bracket tray

• in the operator's hand

• in an envelope

• in the patient chart

Which describes the level of disinfectant appropriate for disinfection of a sensor?

• high-level disinfectant

• intermediate-level disinfectant

• low-level disinfectant

• No recommendations are made regarding the disinfectant level.

Which best describes the function of a plastic barrier cover for a digital radiography sensor?

• The barrier allows the sensor to be reused easily without disinfection.

• The barrier cover protects the sensor from chemical erosion.

• The barrier keeps the positioning device in line with the top of the sensor.

• The barrier protects the sensor from saliva contamination.

Beam alignment devices must be ________.

• sterilized

• disinfected

• decontaminated

• wiped with alcohol between uses

How should the receptor be placed for exposing a mandibular occlusal image?

• The image receptor is placed parallel to the long axis of the teeth with the white side facing the lingual surface of the teeth.

• The image receptor is placed between the occlusal surfaces of the maxillary and mandibular teeth with the white side down, facing the mandibular teeth.

• The image receptor is placed parallel to the long axis of the teeth with the colored side facing the lingual surface of the teeth.

• The image receptor is placed between the occlusal surfaces of the maxillary and mandibular teeth with the white side up, facing the maxillary teeth.

When the bisecting technique is used, the imaginary angle that is bisected is formed between the long axis of the tooth and the __________.

• long axis of the PID

• bite block

• plane of the receptor

• horizontal axis of the tubehead

The following diagram depicts what type of extraoral image?

• lateral cephalometric

• posteroanterior

• reverse Towne

• submentovertex

Which of the following exposures will present the best image of the condyle?

• Lateral Jaw - Body of Mandible

• Waters

• Submentovertex

• Posteroanterior

What is the most common reason to see a completely clear receptor?

• Receptor was exposed to light

• Receptor was not exposed to x-radiation

• Receptor was exposed backward in the mouth

• Receptor was placed in fixer before developer solution

To what radiopaque landmark is the arrow pointing?

• Floor of the sinus

• Maxillary tuberosity

• Sinus

• Zygomatic process