To be useful in the evaluation of periodontal disease, periapicals should be exposed using the paralleling technique
Indicate whether the statement is true or false
TRUE
Explanation: The ideal radiographs for imaging periodontal diseases are bitewings, particularly vertical bitewings, or periapical radiographs exposed by the paralleling technique.
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The sharp, pointed device inserted into the IV solution bag's administration setport is the __________________________________________
Fill in the blank(s) with correct word
A patient with a tracheal airway exhibits signs of tube obstruction. Which of the following are possible causes of this obstruction?
1. The tube cuff has herniated over the tip of the tube. 2. The tube is obstructed by a mucus plug or secretions. 3. The tube is kinked, or the patient is biting the tube. 4. The tube orifice is impinging on the tracheal wall. a. 2 and 4 only b. 3 and 4 only c. 1, 2, and 3 only d. 1, 2, 3, and 4
When a pregnant patient must undergo a radiographic procedure, which of the following practices will minimize radiation exposure?
a. Selecting technical exposure factors that are appropriate for the part of the body to be radiographed b. Opening the x-ray beam collimator shutters as wide as possible to ensure complete coverage of the image receptor c. Precisely collimating the radiographic beam to include only the anatomic area of interest and shielding the lower abdomen and pelvis when this area does not need to be included in the area to be irradiated d. A and C
Which of the following best explains the needle choice for an infiltration of a maxillary lateral incisor?
A) 30 gauge long for patient comfort and to assure deposition of solution near the apex B) 30 gauge short for patient comfort and high risk of positive aspiration C) 27 gauge short based on the low risk of positive aspiration D) 25 gauge extra short due to shallow root depth