A lateral scapular projection with accurate positioning obtained with the humerus abducted to a 90-degree angle with the body demonstrates
1. superimposition of the lateral and vertebral scapular borders.
2. the scapula in a Y formation.
3. the superior scapular angle inferior to the coracoid.
4. the midscapular body in the center of the collimated field.
a. 1 and 4 only
b. 2 and 4 only
c. 1, 2, and 3 only
d. 1, 2, and 4 only
A
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Which of the following drugs present the greatest exposure risks for health care workers? 1. Albuterol (Proventil) 2. Pentamidine (NebuPent) 3. Ribavirin (Virazole) 4. Acetylcysteine (Mucomyst)
a. 1 and 4 only b. 2 and 3 only c. 1, 2, and 3 only d. 2, 3, and 4 only
Which of the following statements regarding localization methods is FALSE?
a. In the definitive evaluation method, objects on the buccal surface of the tooth will appear more clear and distinct on the image than objects on the lingual. b. To apply the tube-shift method, two radiographs are needed. c. The occlusal radiograph can identify whether an impacted tooth is located on the buccal or lingual. d. The definitive method of localization is the least reliable.
Which of the following has an effect on the speed of impulse conduction?
A. Synaptic knob B. Neurotransmitter C. Axon diameter D. Interneuron E. Dendrite length
Which is considered when determining the number of diagnoses or management options for medical decision-making complexity? It includes a disease, condition, illness, injury, symptom, sign, finding, complaint, or other reason for the encounter, with or without a diagnosis being established at the time of the encounter
a. chief complaint b. history of present illness c. nature of presenting problem d. review of systems