Which of the following is placed between the patient and the image receptor to absorb scatter radiation?
a. radiographic grid
b. AEC detector
c. collimator
d. cylinder
a. radiographic grid
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In the IM route of administration, medications are injected:
A) Into the top layer of skin. B) In the tissue immediately under the skin. C) In a large muscle mass such as the thigh. D) Into the abdominal cavity.
Which vessels collect the venous blood from the anterior side of the heart?
A. thebesian veins B. great cardiac veins C. coronary sinus D. middle cardiac vein
You are evaluating a new OEC instructor who is teaching a class on displaced humerus fractures. Which of the following statements by the instructor would require your correction?
a. "Gentle longitudinal tension should be applied down from the shoulder in line with the normal axis of the humerus while the upper arm lies along the side of the patient's body." b. "The patient's forearm should be placed with the elbow at a 90-degree angle and in contact with the patient's abdomen." c. "The fracture should be reduced to achieve better pain control and packaging." d. "The splint should be long enough to reach the distal palm crease, which immobilizes the wrist."
The function of an intensifying screen is designed to accomplish which task?
It is the two screens that appear on each side of the film and is used to intensify the action of the x-rays to decrease exposure to the patient. It is used to intensify the action of the x-ray. It is held by the patient during exposure. It is the hard container that holds the film.