## **Core Concept**
The code of criminal procedure provides various provisions to protect the rights of an arrested person, including the right to a medical examination. This is crucial to prevent custodial torture, ensure the person's safety, and gather evidence.

## **Why the Correct Answer is Right**
Section 53 of the Code of Criminal Procedure (CrPC) allows an arrested person to request a medical examination of their body by a registered medical practitioner. This provision is essential to document any signs of physical abuse or torture. The medical examination can serve as crucial evidence in court.

## **Why Each Wrong Option is Incorrect**
* **Option A:** Section 161 CrPC deals with the examination of a person accused of rape by a medical practitioner at the request of police officer. This does not match the scenario described.
* **Option B:** Section 167 CrPC pertains to the custody of an accused person. It does not relate to medical examinations.
* **Option D:** Section 313 CrPC is related to the examination of an accused by a medical practitioner at the request of the Magistrate. While it does involve medical examination, it is not specifically at the request of the arrested person.

## **Clinical Pearl / High-Yield Fact**
A key point to remember is that an arrested person has the right to request a medical examination to prevent custodial torture and ensure their safety. This right is protected under Section 53 of the CrPC.

## **Correct Answer:** C. Section 53.