Which term describes the horizontal portion of the mandible?

The term that describes the horizontal portion of the mandible is indeed the body. The body of the mandible forms the chin and provides attachment for the muscles of mastication, making it essential for functions like chewing and speaking.

In anatomy, the mandible consists of various parts, with the body being the straight section that runs horizontally. It plays a crucial role in facial structure and functions. Understanding the body of the mandible helps in various fields such as dentistry and maxillofacial surgery, where knowledge of the jaw’s anatomy is critical for procedures and treatment planning.

Other terms like the angle refer to the junction where the body meets the ramus, which is the vertical extension of the mandible. The symphysis is the midline fusion of the mandibles, and ramus itself is the vertical part contributing to the overall structure of the mandible. Recognizing these distinctions is important for a comprehensive understanding of mandibular anatomy.