When imaging the cross-table lateral thoracic spine, which of the ...

[mwit1967]

When imaging the cross-table lateral thoracic spine, which of the following is necessary to position the patient?
 
 flex the knees to take pressure off the lower back
  remove the patient from the spine board
  raise both of the patient's arms above their head
  raise only the arm situated closest to the image receptor

Question 2

Which of the following describes the theory of Direct Hit?
 
 photon strikes a non critical molecule
  photon directly interacts with the master DNA molecule
  interaction produces free radicals
  photon strikes water and energy is transferred

[chevyboi1976]

Answer to Question 1

raise both of the patient's arms above their head

Rationale: Image the trauma patient with a horizontal beam for the lateral. The patient's arms will be elevated above their head to remove the humeri from the region of the spine.

Answer to Question 2

photon directly interacts with the master DNA molecule

Rationale: X-ray photons directly interact with the target DNA molecule.

[mwit1967]

Excellent

[peter]

TYSM