PPT-Heart Pericardium Cardiac muscle

Chambers Valves Cardiac vessels Conduction system Layers of the heart Structural components of the heart Valves of the heart Pericardium Thin Sac Composed of Fibroserous Material That Surrounds the Heart. Cycle: . diastole Phase. A heartbeat is a two-part pumping action that takes about a second. . This part of the two-part pumping phase (the longer of the two) is called . diastole. .. Diastole. begins as the ventricles start to relax. Soon the pressures within the aorta and pulmonary artery exceed ventricular pressures, causing the . . Digital . Laboratory. It’s best to view this in . Slide Show . mode, especially for the quizzes.. This module will take approximately . 45 . minutes to complete. .. After completing this exercise, you should be able to. The third category of muscle is cardiac muscle, which makes up most of the heart. Like skeletal . muscle, . it is striated. Like smooth muscle, it can propagate action potentials from cell to . cell. There . Dr. Ayisha Qureshi . Assistant Professor,. MBBS, MPhil. Location of the Heart:. The Pericardium & the Pericardial Sac: . The . heart is enclosed in the double-walled, membranous . pericardial sac . Pamela BL. Introduction . The cardiac muscle forms the muscular wall of the heart that is it forms the myocardium.. Some of the cardiac muscle is also present in the walls of the aorta, pulmonary vein and superior vena cava.. Heart Wall. Three layers. Epicardium. Outside layer. AKA visceral pericardium. Pericardium. Visceral pericardium or epicardium. Next to heart. Actually part of heart wall. Parietal pericardium. Outside layer. Location. Superior surface of diaphragm. Left of the midline. Anterior to the vertebral column, posterior to the sternum. Heart Anatomy. Coverings of the Heart: Anatomy. Pericardium – a double-walled sac around the heart composed of:. Today’s goal. Describe the gross anatomy of the human heart. Muscle layers. Chambers. membranes. Heart . Anatomy. You know this…. Approximately the size of a fist. Location, location, location. In the . Unit . IV. Circulation and Body . Defense. Part II. The Heart. Unit Topics. Part 1 Blood. Part 2 Heart. Part 3 Blood Vessels. Part 4 Lymphatic System. Part 5 Immunity. The Cardiovascular System. The cardiovascular system enables the rapid transport of nutrients, respiratory gases, waste products, and cells within the body.. Understandings. U.D.4.1: structure of cardiac muscle cells allows propagation of stimuli through the heart wall. . U.D.4.2: signals from the sinoatrial node that cause contraction cannot pass directly from atria to ventricles.. Pericarditis. • inflammation of the pericardium. Causes:.  may result from bacterial, viral or fungal infection.  can be assoc. w/ systemic diseases such as autoimmune. disorders, rheumatic fever, tuberculosis, cancer, leukemia,. It’s best to view this in . Slide Show . mode, especially for the quizzes.. This module will take approximately 45 minutes to complete.. After completing this exercise, you should be able to:.  . Distinguish, at the light microscope level, each of the following::. pericarditis. . Dr. S. . Parthasarathy. . MD., DA., DNB, Dip. . Diab. . DCA, . Dip. Software based statistics- . PhD ( physiology), . IDRA . What is pericardium ?? . Two-layered sac that encircles the heart Inner . By. Dr.Muhammad. . shahid. . saeed. PERICADIUM. The membranous sac filled with serous fluid that encloses the heart and the roots of the aorta and other large blood vessels. . A superficial . fibrous pericardium..