How many muscles are there in the human body and how are they arranged? This guide is designed to be a useful resource, providing you with the names of each muscle, categorized groupings, and accompanying images for visual reference. Whether you're a student, a health professional, or simply someone with a curiosity about human anatomy, this post will serve as a valuable reference, enabling you to expand your knowledge and explore the intricate details of each muscle.

Anterior

Posterior

There are approximately 650 to 700 muscles in the human body, although the exact number depends on how ‘muscle’ is defined. All the muscles may be arranged into four major groups, with sub-divisions and further sub-divisions:

1. Head Zone

Head

Neck

2. Back Zone

3. Front Zone

4. Limbs

References:

Category:human muscles by body part (no date) Wikimedia Commons. Available at: https://commons.wikimedia.org/wiki/Category:Human_muscles_by_body_part (Accessed: March 23, 2023).

FCAT (Federative Committee on Anatomical Terminology), (1998) Terminologia Anatomica: International Anatomical Terminology, Stuttgart, Thieme Publishing Group.