Which root word indicates the front part of the body?

The root word that indicates the front part of the body is "anter/o". This term is derived from the Latin word "anterior," which translates to "in front of." In medical terminology, "anter/o" is commonly used to describe positions or structures that are located toward the front of the body, such as in the terms "anterior" and "antebrachial" (referring to the front of the forearm). It highlights the importance of directional terms in anatomy, which help healthcare professionals describe the location of organs, tissues, and other body structures clearly and accurately.

The other root words pertain to different anatomical references. For instance, "brachi/o" relates to the arm; "cervic/o" refers to the neck; and "caud/o" indicates the tail or the lower end of the body. Thus, while these terms have specific meanings relevant to different areas of the body, "anter/o" specifically denotes the front portion, making it the most appropriate choice for this question.