Answer:
A, stirrups
Explanation:
Patient positioning is not an easy task but very important while preparing for surgery. A prone position is one when the patient lies facing the ground. The patient is usually turned into the prone position from the supine position ( the patient lies facing the ceiling).
The thighs and knees of the patient are cradled in a boot-type stirrups. This is used to make the patient completely unmovable during the surgery. The knees should also be padded to avoid any discomfort for the patient.
