1 muscular system training handout karen l. 5 functions of the skeletal system 1.
3 explain the function of blood vessels and nerves serving a muscle.
Skeletal and muscular system worksheet pdf. Chapter 4 the muscular system 49 i d h e d f g a b c c n l m k j d i lwbk244 4102g c04 48 69 qxd 12 11 08 6 11 pm page 49 lwbk160 3985g c95 1329 135 c1bc. 2 describe the structure and function of a tendon and an aponeurosis. Muscles work in antagonistic pairs.
Anatomyof skeletal muscle 1 identify and describe the three ct layers associated with a muscle. Involuntary you cannot control them works 24 hours a day every day of your life. Skeletal muscular system identify the jobs of each system few types of joints movements types of muscles.
Lancour national rules committee chairman life science muscle function stabilizing joints maintaining posture producing movement moving substances within the body stabilizing body position and regulating organ volume producing heat muscle contraction generates 85 of the body s heat. The muscular system tour lab the muscle of the heart. Bones protect the internal organs 3.
Skeleton provides structure of body and muscles allow skeleton mobility pull by contraction of. Blood cells are formed in red marrow of some bones 5. 4 explain how a skeletal muscle fiber becomes multinucleated.
Skeletal muscles attach to and move bones by contracting and relaxing in response to voluntary messages from the nervous system. Skeletal muscle tissue is composed of long cells called muscle fibers that have a striated appearance. Strongest type of muscle only one nucleus per cell usually in center of cell some striping striations but not as much as skeletal muscle 400x high power nuclei striations cannot be easily seen at.
Skeleton is a place where major quantities of calcium and phosphorus compounds are stored. Framework gives shape support to body 2. Chapter 14 musculoskeletal system 543 terms related to the skeleton and bones continued term pronunciation meaning bones acetabulum as ĕ tab yū lŭm the socket of the pelvic bone where the femur articulatesacromion ă krō mē on lateral upper section of the scapula calcaneus kal kā nē ŭs bone of the heel carpal bones kahr păl bōnz the eight bones of the wrist.
Provides shape and support to the body protects vital organs acts as a set of levers and together with muscles helps a person move produces blood cells stores calcium. Muscle fibers are organized into bundles supplied by blood vessels and innervated by motor neurons. Skeletal and muscular systems works together to allow movement bone attaches to bone via ligaments muscle attaches to bone via tendons skeletal muscles produce movement by bending the skeleton at movable joints.
Major muscles of body are attached to the bones 4. Skeletal system skeletal system the skeletal system.