MO Basics exam with 100% correct solutions 2024

In the positioning of the dental assistant for four-handed dentistry, which of the following is not recommended? correct answers Legs are together, seating position is close to the back of the stool, feet planted firmly on the floor Nitrous Oxide is administered by: correct answers Inhalation What statement would be the most effective in communicating with an apprehensive patient? correct answers We are preparing the tooth for restoration. A full-mouth survey generally includes: correct answers 14 periapical views and 4-6 bitewings When identifying anatomical structures and dental materials on radiograph, which of the following is TRUE? correct answers The dentin is not as radiopaque as enamel What is the maximum permissible dose (MPD) of radiation for a dental assistant? correct answers 5 rem/year Statement that best describes the effects of long-term low-dose radiation exposure? correct answers The effect of long-term low-dose radiation exposure can cause changes at the cellular level in the human body that would not be observed for many years What action should you take after using a film holder that is NOT disposable? correct answers Use a barrier The preferred technique to be used with digital radiography is the: correct answers Paralleling technique. What happens if the PID is not centered on an image? correct answers Cone cut. An action of fixer? correct answers Remove unexposed silver halide crystals. A special form of bacterium that is dormant and high resistant to heat and chemicals is a: correct answers Spore The contraction of the heart when the myocardial fibers tighten and shorten is known as: correct answers A. Systole If a patient is in the process of trying to become pregnant correct answers The x-rays do not need to be delayed