5 - AP cervical

Question 1

Film size AP cervical

Answer 1

10 x 12 vertical, ID blocker UP

Question 2

Tube tilt AP cervical

Answer 2

15° cephalic

Question 3

CR alignment AP cervical

Answer 3

parallel to the floor = line for bottom of front teeth, to the mastoid

• CR enters thyroid cartilage (C4)

Question 4

Collimation AP cervical

Answer 4

• Width = just outside of neck’s skin
• height = 10 inches

Question 5

Image criteria AP cervical

Answer 5

• include C3 – T1
• centered at C4
• dick spaces are open, uncinate visible, spinous is at bottom of bodies
• Spinous is midline, pedicles and pillars equal distance from bodies
• bottom of mandible superimposed over occiput