This topic contains a solution. Click here to go to the answer

Author Question: A parietocanthial facial bone projection (Waters method) demonstrating the petrous ridges within the ... (Read 70 times)

asmith134

  • Hero Member
  • *****
  • Posts: 576
A parietocanthial facial bone projection (Waters method) demonstrating the petrous ridges within the maxillary sinuses
 
  a. would have been obtained with the patient's chin elevated more than needed to align the acanthioparietal line perpendicular to the IR.
  b. would have been obtain with the patient's chin insufficiently elevated to align the MML perpendicular to the IR.
  c. will require a cephalic central ray angulation if the patient is unable to adjust the chin.
  d. would have resulted if the projection was obtained with the patient's mouth open.

Question 2

An optimally positioned lateral cranium projection demonstrates all the following except
 
  a. an area 2 inches (5 cm) superior to the EAM at the center of the exposure field.
  b. superimposition of the greater wings of the sphenoid and orbital roofs.
  c. the sella turcica on end.
  d. posteroinferior occipital bones and posterior arch of the atlas free of superimposi-tion.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ptupou85

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

B

Answer to Question 2

C





 

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

For a complete list of videos, visit our video library