Author Question: The prominence on the occipital bone that can be used as a centering landmark is the: external ... (Read 56 times)

ENagel

  • Hero Member
  • *****
  • Posts: 540
The prominence on the occipital bone that can be used as a centering landmark is the:
 
 external occipital protuberance
  external auditory meatus
  dorsum selle
  mastoid tip

Question 2

Intervertebral foramina for the cervical spine are imaged closest to the image receptor with:
 
 AP axial
  PA oblique
  AP oblique
  lateral c-spine



paavo

  • Sr. Member
  • ****
  • Posts: 301
Answer to Question 1

external occipital protuberance

Rationale: The external occipital protuberance or the inion is a sometimes prominent landmark that can serve as a centering landmark.

Answer to Question 2

PA oblique

Rationale: The PA oblique projections correlate to the RAO and LAO positions. The PA oblique projections will demonstrate the intervertebral foramina closest to the IR.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

For a complete list of videos, visit our video library