Module 5) NURS 120 Module 5: Latest Updated A+ Guide Solution

isometric contraction (Ans- type of muscle contraction in which muscle does not shorten isotonic contraction (Ans- contraction in which the length changes but the tension seems to be about the same; a mobilizing kind of contraction latissimus dorsi (Ans- an extensor of the arm massage therapy (Ans- pressing, rubbing, or other manipulation of muscle and other soft tissue to prevent or treat a variety of health conditions Masseter (Ans- large muscle of the cheek, used to lift the lower jaw (mandible) and thus provide chewing movementMastication (Ans- chewing motor neuron (Ans- transmits nerve impulses from the brain and spinal cord to muscles and glandular epithelial tissues motor unit (Ans- a single motor neuron with the muscle cells it innervates muscle fiber (Ans- any of the specialized contractile cells of muscle tissue muscle strain (Ans- overstretching or tearing skeletal muscle fibers resulting from overexertion or trauma muscle tone (Ans- the tension of muscle or tonic contraction; characteristic of muscle of a normal individual who is awakeMyofilament (Ans- any of the ultramicroscopic threadlike protein structures found in cylindrical groupings within each muscle fiber and involved in muscle contraction Myoglobin (Ans- large protein molecule in the cytoplasm of muscle cells that attracts oxygen and holds it temporarily Myosin (Ans- contractile protein found in the thick filaments of skeletal muscle neuromuscular junction (NMJ) (Ans- the point of contact between the nerve endings and muscle fibers