In order to take this projection,you need to have your patient face the receptor,touch his forehead to the receptor,tuck his chin down to his chest,and open his mouth as wide as he can.Which projection is this?

Question

Quizplus · Accepted Answer

For the Waters projection,the patient faces the receptor and elevates the chin;the chin touches the receptor,and the tip of the nose is positioned 1/2 to 1 inch away from the receptor.The midsagittal plane must be aligned perpendicular to the floor,and the head is centered over the receptor.For the posteroanterior projection,the patient faces the receptor;the forehead and nose both touch the receptor.The midsagittal plane is aligned perpendicular to the floor,and the Frankfort plane is aligned parallel to the floor.The head is centered over the receptor.For the reverse Towne projection,the patient faces the receptor,with the head tipped down and the mouth open as wide as possible;the chin rests on the chest,and the top of the forehead touches the receptor.For the submentovertex projection,the patient's head and neck are tipped back as far as possible;the vertex (top)of the skull touches the receptor.Both the midsagittal plane and the Frankfort plane are aligned perpendicular to the floor.The head is centered on the receptor.

In Order to Take This Projection,you Need to Have Your