PPT-Muscles

Interesting Muscle Facts Thirty facial muscles create looks like surprise happiness sadness and frowning Eye muscles are the busiest muscles in the body Scientists estimate they may move more than 100000 times a day. More than 600 muscles in our bodies (about 650). Muscles make up approximately half of the human body’s weight. The human heart will beat . about 40 million times a year. , and . a person's heart will beat approximately 2.5 billion times by the time of their 70th birthday.. Muscles of girdles and appendages. Innervated by ventral ramus of spinal nerves. Key Point. What is a girdle?. What is a ramus/rami?. Appendicular Muscles - fish. Originated as extensions of hypaxials of body wall. 1. Muscles of the Thoracic Wall. a. . intercostals (external/internal). * L: between ribs. * A: elevate/depress rib cage (breathing). Origin:. . Inferior border of rib above. . Human Body. Frontalis. – Elevates eyebrow. Orbicularis. . oculi. – Flexes eye. Zygomaticus. – Elevates lips. Orbicularis. . oris. – Flexes lips. Masseter. – Elevates mandible. Muscles of the Head/Face. Objective. : . To learn the structure and function of the Muscular System. Bell Work. : . Muscles need lots of energy to complete their job. Which organelle do you think is most abundant inside muscle cells?. Coracobrachialis. Adduction of the . shoulder & flexion.. Pectoralis. Major. The first action is flexion of the . humerus. , . Secondly. , it adducts the . humerus. . . Thirdly, it rotates the . RECEPTORS AND EFFECTORS. SENSORY RECEPTORS. receptor. stimuli. sense. Photoreceptors. light. Eyes. Mechanoreceptors. Changes. in . movement. , . pressure. , . waves. , . sound. ,. . contact. , . pain. Muscles and Their Movements. Muscles move our bones which move our body. . Flexing: Creating less space at the joint. Extending: Creating more space at the joint. Muscles and Their Movements. Extending knee . Objectives. Identify tender, intermediate, and tough muscles. List specific muscles in various steaks. What steaks are the most tender?. Tender Muscles. Examples:. Psoas major-. . Loin, on the back. Muscles of Facial Expression. Muscles of Facial Expression. The muscles that promote facial expression lie just deep to the skin.. . Muscles of Facial Expression. The muscles that promote facial expression lie just deep to the skin.. Torsten. . Zesch. . Iryna. . Gurevych. Ubiquitous Knowledge Processing Lab. Technische. . Universität. Darmstadt. Omer Levy. . Ido. Dagan. Natural Language Processing Lab. Bar-. Ilan. University. p. pt#5 Muscles. 10-. 2. Muscles Acting on Shoulder and Upper Limb. compartments. – spaces in which muscles are organized and are separated by fibrous connective tissue sheets . (fasciae). each compartment contains one or more functionally related muscles along with their nerve and blood supplies. Naming Skeletal Muscles. 1 – . Location. of the muscle. 2 – . Shape. of the muscle. 3 – . Size. of the muscle. 4 – . Direction/Orientation. of the muscle. fibers/cells. 5 – . Number of Origins. 1. Deltoid. 2. Biceps . brachii. 3. Triceps . b. rachii. 4. . Brachioradialis. Head. Anterior Cadaver. Arm Muscles. 1. Deltoid. 2. Biceps . brachii. 3. Triceps . brachii. Head ->. Posterior . Cadaver.