A less than optimal lateral elbow projection demonstrating the radial head positioned posterior to the coronoid process
a. will be obtained when the distal forearm is elevated.
b. will be obtained when the proximal humerus is depressed.
c. will also demonstrate the capitulum distal to the trochlea.
d. could also result if the central ray were angled proximally with the humerus.
Question 2
Which of the follow statements is true as demonstrated on a lateral elbow projection?
a. When the wrist is in a lateral projection, the radial tuberosity is superimposed by the radius.
b. The radial tuberosity should be demonstrated in profile posteriorly for optimal positioning.
c. When the hand is pronated, the radial tuberosity is seen in profile anteriorly.
d. When the hand is supinated, the radial tuberosity is superimposed by the radius.
An electron micrograph from an experiment demonstrating the function of a tight junction
To maintain balance the bipedal pelvis has a foreshortened ilium and is broader and bowl-shaped. The
A cylinder head with four valves per cylinder, two intake valves (larger) and two exhaust valves ...
How lateral inhibition produces contrast enhancement. (Based on Ratliff, 1972.)
Vacuum Tests: A leaking head gasket Fluctuating Vacuum
Lateral view of the arches