Final answer:
The Sims position is where the patient lies on their left side with the right knee bent towards the chest, used for medical examinations and procedures, and is known as the left lateral position.
Step-by-step explanation:
The Sims position is a body position often used in medical settings, which involves the patient lying on their left side with their right knee bent and brought up towards the chest, while the left arm is positioned along the patient's back. This position allows for better examination of certain areas of the body and is particularly useful in medical procedures like rectal exams, enemas, and during labor. Therefore, the correct answer to the question 'What is the position known as Sims position?' is 3) Left lateral position.
While prone refers to a face-down orientation, and supine to a face-up orientation, neither of these positions is the Sims position. The left lateral position is specific and distinct because it involves a combination of lateral recumbency and angulation of the limbs for therapeutic, diagnostic, or comfort reasons.