WGU – HEALTH, FITNESS AND WELLNESS C458 ASSESSMENT

WGU – HEALTH, FITNESS AND WELLNESS C458 ASSESSMENT 1. Structures of the Skeletal System: • • Joint-two bones that come together at a joint, which vary in type, allows for movement • Cartilage- a tough but flexible tissue that covers the ends of bones • Ligament- connective tissue that binds one bone to another. • Tendons- connective tissues that attaches to the bone. Aides in movement of bone or structure. 2. striated muscle • (skeletal muscle)-moves all bones, controls facial ex- pressions, and eye movements. 3. smooth muscle • (visceral muscle) lines the walls of the internal organs, such as the intestines. 4. cardiac muscle • (unique) is a combination of striated and smooth muscle. 5. central nervous system 6. peripheral ner- vous system 7. Respiratory sys- tem key struc- tures and organs 8. upper respirato- ry tract (brain and spinal cord)- messages travel through the spinal cord to the brain, and the brain in response directs all functions for the body consists of all nerves outside the brain and spinal cord. They relay messages between the CNS and other areas of the body, including sensory organs. • consists of lungs, passageways for air flow, blood ves- sels, and muscles. • They work together to bring oxygen into the body and expel carbon dioxide, that is produced during metabolism. • Lungs-primary organ- which exchange gases (oxygen and carbon dioxide) during breathing. nose, pharynx (throat), and larynx (voice box) 9. lower respiratory • trachea, (windpipe), bronchial tree, and lungs