Author Question: A lateral sacral projection with poor positioning demonstrates a closed L5-S1 intervertebral disk ... (Read 96 times)

wenmo

  • Hero Member
  • *****
  • Posts: 540
A lateral sacral projection with poor positioning demonstrates a closed L5-S1 intervertebral disk space and foreshortening of the sacrum. How could the positioning setup have been misposi-tioned for such a projection to be obtained?
 
  1. The patient was rotated.
  2. The central ray was angled too cephalically.
  3. The vertebral column was not aligned parallel with the imaging table.
  4. The patient's legs were extended.
  a. 1 only
  b. 2 and 3 only
  c. 3 only
  d. 1 and 4 only

Question 2

An AP axial coccygeal projection with accurate positioning demonstrates the
 
  1. coccyx aligned with the symphysis pubis.
  2. longitudinal axis of the coccyx aligned with the longitudinal axis of the IR.
  3. first through third coccygeal vertebrae.
  4. coccyx without foreshortening.
  a. 1 and 3 only
  b. 2 and 3 only
  c. 1, 2, and 4 only
  d. 1, 2, 3, and 4



tranoy

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

For a complete list of videos, visit our video library