Author Question: A PA axial, ulnar-deviated wrist projection with poor positioning demonstrates a closed ... (Read 57 times)

tichca

  • Hero Member
  • *****
  • Posts: 554
A PA axial, ulnar-deviated wrist projection with poor positioning demonstrates a closed scapho-capitate joint and an open hamate-capitate joint. How should the positioning setup be adjusted for an optimal image to be obtained?
 
  a. Increase the degree of external wrist rotation.
  b. Decrease the degree of external wrist rotation.
  c. Extend the fingers, with hand flat.
  d. Adjust the degree of central ray angulation.

Question 2

When the patient ulnar-deviates for a PA axial, ulnar-deviated wrist projection, the
 
  1. first metacarpal and radius are aligned.
  2. distal scaphoid shifts anteriorly.
  3. lunate is demonstrated distal to the radius.
  4. distal scaphoid shifts posteriorly.
  a. 1 and 2 only
  b. 3 and 4 only
  c. 1, 3, and 4 only
  d. 1, 2, and 3 only



owenfalvey

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

A

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

For a complete list of videos, visit our video library