Radiology Heath & Safety
What affects the number of x-rays being emitted from the tube head?
mA
A used dental needle should be disposed of in the-
Sharps container
What error occurs when vertical angulation is insufficient?
Elongation
What landmark is seen in a maxillary anterior periapical image?
Incisive Foramen
Interproximal Caries
The most important responsibility of the Dental radiographer is-
implementing ALARA
What should be put on last in your PPE?
Gloves
What causes overlapping on a radiograph?
The median palatal suture is visible on-
Maxillary Anterior Periapical
What does a periapical radiograph picture?
The entire tooth from crown to apex.
How do you measure tissue damage from x-ray energy?
Radiation Absorbed Dose
What type of gloves should be worn to protect the hands of dental healthcare personnel during instrument processing and operatory clean up?
Utility Gloves
Name 3 radiolucent structures on radiographs.
Pulp, abscess, lesions, air spaces, sinuses, nutrient canal, nasal fossa, dental caries
What landmark is used when mounting images in the maxillary posterior area?
The Floor of the Maxillary Sinus
What size film is used for occlusal radiographs?
Size 4
What is the sequence of the biological effects periods?
Latent Period, Period of Injury, and Period of Recovery
What are the three types of sterilization monitoring?
Mechanical, chemical, and biological
When taking a panoramic radiograph, the patient's head should be oriented-
with midsagittal plane perpendicular to the floor.
The dense radiopaque band that outlines the edge of an mandibular image is the-
Inferior Border
What type of radiograph is used to image impacted 3rd molars?
Panoramic
Name 3 of the 4 critical organs.
Thyroid Gland, Bone Marrow, Skin, Lens of the Eye
Which United States Agency regulates the labeling of single-use medical devices?
FDA
Name 3 different anomalies.
Hypodontia, Hyperdontia, Microdontia, Macrodontia, Taurodontism, Dilaceration, Impacted teeth, Transposed teeth, Ectopic Teeth, Enamel or dentin Hypoplasia,
What is the most radiolucent anatomical landmark?
Nasal Fossa
What is a CBCT used for?
To evaluate teeth and bone structure and lateral jaw development