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Oct 30, 2023 · A complete list of muscles. We’ve created muscle anatomy charts for every muscle containing region of the body: Upper limb. Lower limb. Head and neck. Trunk wall. Each chart groups the muscles of that region into its component groups, making your revision a million times easier.
• Identify specific skeletal muscles in different body regions. • Define function and location of visceral or smooth muscle. • Describe the function and actions of cardiac muscle.
Instead of simply listing muscle attachments and actions that are typically taught, The Muscular System Manual comprehensively covers all muscle functions of each muscle. Shortening action functions with their reverse actions are addressed, as well as eccentric and stabilization functions.
There are more than 600 skeletal muscles in the body. Collectively, they constitute 40% to 50% of our body weight. And, together with the scaffolding provided by the skeleton, muscles also determine the form and contours of our body. Contraction of individual muscle cells is ultimately re-sponsible for purposeful movement. In Chapter 11 the phys-
There are three types of muscles: skeletal , smooth, and cardiac. Skeletal muscle, attached to bones, is responsible for skeletal movements. These muscles are under conscious or voluntary control. These muscle fibers are striated (having transverse streaks when seen under microscope).
7.1 Functionsand Types of Muscles. All muscles, regardless of the particular type, can contract— that is, shorten. When muscles contract, some part of the body or the entire body moves. Humans have three types of muscles: smooth, cardiac, and skeletal (Fig. 7.1).
• Skeletal muscle: makes up muscles under voluntary control; moves bones and face, compresses abdominal organs • Several muscle cell precursors fuse to form a single muscle cell, containing
