A poorly positioned 45-degree AP oblique ankle projection demonstrates the calcaneus obscuring the distal aspect of the lateral mortise and the distal fibula. How should the positioning setup be adjusted to obtain an optimal projection?
a. Increase the degree of internal leg rotation.
b. Decrease the degree of internal leg rotation.
c. Dorsiflex the foot to a 90-degree angle with the lower leg.
d. Center the central ray more distally on the ankle.
C
Health Professions
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The percent strength concentration of a liquid active ingredient contained within a liquid base is the:
A) Concentration. B) % weight/volume. C) Percent strength. D) % volume/volume.
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Where must fluid-resistant laboratory coats be worn?
a. Walking to a patient room to collect a sample b. Cafeteria c. Restroom d. Home
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