Muscular system quiz anatomy and physiology. 3. The meaning of MUSCULAR is of, relating to, or constituting muscle. Jun 20, 2025 · human muscle system, the muscles of the human body that work the skeletal system, that are under voluntary control, and that are concerned with movement, posture, and balance. The muscular system is an organ system consisting of skeletal, smooth, and cardiac muscle. Of, relating to, or consisting of muscle: muscular contraction. What triggers muscle contractions? How does acetylcholine act on muscle fibers? Read Post. How to use muscular in a sentence. having well-developed muscles: 3. 1. They help you do everything from holding your body still to running a marathon. Muscle cells connect together and eventually to elements of the skeletal system. Having or suggesting great forcefulness, especially at the expense of subtlety: muscular reasoning that does not bother with the finer points; muscular advocacy groups. powerful: . Cleveland Clinic is a non-profit academic medical center. Apr 17, 2025 · The muscular system is an organ system that is responsible for movement, posture, and circulation. Read this post for a complete look at this complex and critical internal system. 2. Read Post. Broadly considered, human muscle—like the muscles of all vertebrates—is often divided into striated muscle (or skeletal muscle), smooth muscle, and cardiac muscle. Muscles are pieces of soft tissue throughout your body. Muscles allow us to move. Learn more. It permits movement of the body, maintains posture, and circulates blood throughout the body. related to muscles: 2. . The meaning of MUSCULAR is of, relating to, or constituting muscle. Muscles also move and support your organs. It is made up of three types of muscle: skeletal, smooth, and cardiac. Feb 4, 2025 · Your muscular system is so intricate—made of up 600 separate muscles, including skeletal, smooth, and heart muscle. Having well-developed muscles: a muscular build. Learn how many muscles are in the body, how skeletal muscle attaches to bone and moves bones, and which organs include smooth muscles. MUSCULAR definition: 1. [1] Jan 15, 2021 · The muscular system is a set of tissues in the body with the ability to change shape. Your heart is a hard-working muscle that beats thousands of times a day to keep you alive.