What is the name of the front surface of the elbow where the arm and forearm meet?

The front surface of the elbow where the arm and forearm meet is known as the antecubital area. This term specifically refers to the region located at the crease of the elbow, which is significant in various medical and anatomical contexts, including venipuncture and physical examinations.

This area is critical for identifying blood vessels, particularly the median cubital vein, which is often accessed for blood draws due to its superficial location. Understanding the terminology and locations in the body is essential for those in medical or forensics fields, as accurate communication about anatomy can greatly influence assessment, diagnosis, and subsequent treatment or investigation.

The other terms provided in the options have different anatomical references. 'Sural' refers to the calf region of the leg, 'Palmar' pertains to the palm of the hand, and 'Volar' generally relates to the anterior aspect of the hand or foot. Hence, the antecubital is the most appropriate and precise term for the specified location at the elbow junction.