AMP 1 test nervous system & muscular Question and answers 2023 verified to pass

AMP 1 test nervous system & muscular Question and answers 2023 verified to pass skeletal muscle - correct answer is responsible for voluntary movement of the body. They are made up of muscle fibers with connective tissue wrappings Epimysium - correct answer the dense, fibrous connective tissue surrounding the entire muscle. At the ends of the muscle it is continuous with the tendons and periosteum of the bone. Perimysium - correct answer The connective tissue that surround bundles of muscle fibers known as fascicles. muscle fiber - correct answer is a single elongated cell surrounded by a plasma membrane, known as the sarcolemma Myofibrils - correct answer Microscopic protein filaments that make up muscle cells. Composed of two kinds of protein filaments: actin (or thin) myofilaments and myosin (or thick) myofilaments Sarcomere - correct answer a structural unit of a myofibril in striated muscle, consisting of a dark band and the nearer half of each adjacent pale band. Each muscle cell (fiber) is surrounded by this tissue: - correct answer Endomysium This statement best describes the muscle property of extensibility: - correct answer Muscles can stretch when needed Troponin binds to this: - correct answer Calcium ions Tropomyosin During muscle contraction, this region of the sarcomere shortens: - correct answer I band H zone These statements about thick filaments are all true except: - correct answer Attached directly to the Z disc When an action potential reaches a neuromuscular junction what occurs first? - correct answer Opening of voltage gated ion channels