An axial calcaneus projection with the patient's foot in plantar flexion and the central ray angled 40 degrees proximally demonstrates
1. an elongated calcaneal tuberosity.
2. a foreshortened calcaneal tuberosity.
3. an open talocalcaneal joint space.
4. a closed talocalcaneal joint space.
a. 1 and 3 only
b. 1 and 4 only
c. 2 and 3 only
d. 2 and 4 only
Question 2
Which of the following pertains to a lateral foot projection that demonstrates the lateral talar dome distal to the medial talar dome?
1. The patient was imaged with the distal tibia elevated.
2. More than 0.5 inch (1 cm) of the cuboid is demonstrated posterior to the navicular.
3. The lateral talar dome is also anterior to the medial talar dome.
4. The fibula would be situated too far posterior to the tibia.
a. 1 only
b. 1 and 2 only
c. 3 and 4 only
d. 1, 2, 3, and 4
Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry.
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