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  1. Muscle - Wikipedia

    Muscle is a specialised soft tissue, one of the four basic types of animal tissues. There are three types of muscle tissues in vertebrates:- skeletal muscle tissue, cardiac muscle tissue, and …

  2. Muscle | Systems, Types, Tissue, & Facts | Britannica

    Nov 17, 2025 · Muscle is contractile tissue grouped into coordinated systems for greater efficiency. In humans the muscle systems are classified by gross appearance and location of …

  3. Muscles of the Body: Types, Groups, Anatomy & Functions

    Smooth muscle tissue lines some of your organs, but most organs are also made of other types of tissue, too. Providers sometimes refer to the muscular system as one anatomical group that …

  4. Interactive Guide to the Muscular System | Innerbody

    1 day ago · There are three types of muscle tissue: Visceral, cardiac, and skeletal. Visceral muscle is found inside of organs like the stomach, intestines, and blood vessels. The weakest …

  5. Muscular system: 11 main functions and more - Medical News Today

    Jul 10, 2025 · Muscles allow a person to move, speak, and chew. They control heartbeat, breathing, and digestion. Other seemingly unrelated functions, including temperature …

  6. Muscles - Bone, Joint, and Muscle Disorders - Merck Manual ...

    Two of these kinds—skeletal and smooth—are part of the musculoskeletal system. Skeletal muscle is what most people think of as muscle, the type that can be contracted to move the …

  7. Definition, Types, Structure, and Functions of Muscles

    Jul 23, 2025 · Muscle Definition: A muscle is a soft tissue made up of cells that contract to produce movement or locomotion in animals. The human body has over 600 muscles that …