Review Chapter 11 Unit 6 The Muscular System

Review Chapter 11 Unit 6 The Muscular System

Review • There approximately how many muscles in the human body? • 600 • The body stores carbohydrates in the muscles in the form of starch called? • Glycogen • Muscles change glycogen to what for energy? • Glucose • All muscle activity is influenced by the? • Nervous system • The group of cells and its motor neurons are called? • Motor units

Review • What are the two main functions of the muscular system? • To permit movement and maintain posture • The main function of skeletal muscle tissue? • Specialized to contract and bring about movement • The main function of smooth muscle tissue? • Makes the movement of internal organs possible, dilates and constricts blood vessels • Where is cardiac muscle tissue found? • Heart

Review When muscle contract, they become? Shorter and thicker Explain a flexion position? Bends a joint Explain a extensor position? Straightening Muscle that contract to move extremities toward the midline? • Adduction • Muscle that contract to move extremities away from the body’s center line? • Abduction • •

Review • • • Wasting away of a part of the body from nonuse? Atrophy Lack of muscle use, where the muscle cannot stretch? Contracture Strong fibrous structure, are attached to rough surfaces on a bone and are extremely strong, connects muscle to bone? A tendon The thickest and strongest tendon in the human body? Achilles tendon This is flexible and support organs and connect bone to bone? A ligament

Review • The muscle most important in breathing divides the chest cavity from the abdominal cavity? • Diaphragm • The major muscle of the upper back? • Trapezius • The main upper chest muscle, that enables us to flex the arm across the chest? • Pectoralis major

Review The large muscle of the back? Latissimus dorsi Triangle muscle on the upper arm? Deltoid The largest and most superficial muscle of the buttocks? • Gluteus maximus • The longest muscle of the body on the front of the thigh? • Sartorius • • •

Review • The largest muscle of the quadriceps, for IM injections for children? • Vastus lateralis • The main muscle in the calf of the leg, this permits you to stand tiptoe? • Gastrocnemius • Muscle of the forehead? • Frontalis(frontal) muscles • This muscles allows us to whistle, kiss, smile, grin? • Obicularis oris

Review • This is an injury to a muscle or tendon in which the muscle fibers tear as a result of overstretching? • A strain • Where is the hamstring located? • Posterior thigh(femoral) • This is a painful inflammation of the tendon? • Tendonitis • This is inflammation of a forearm tendon, also called tennis elbow? • Epicondylitis

Review • This is a chronic musculoskeletal condition characterized by widespread pain, it affects people of all ages? • Fibromyalgia Syndrome • This is a group of congenital disorder results in progressive wasting away of skeletal muscle? • Muscular Dystrophy • This is a neck deformity bends the head to the affected side and rotates the chin toward the opposite side? • Torticollis • Define paraplegia? • Paralysis of both legs and lower body • Define quadriplegia? • Paralysis of all four extremities