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 . 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 . By Michael W. Bowers. CK-MB. 3hr, peak 12-24hr lasts 1-3 days. Troponin. 3-12 hrs, peak 12-24hr, lasts 8-21 days Trop-T and 7-14 Trop-I . What is Creatine Kinase?. What is Creatine Kinase?. Creatine kinase is an enzyme . Staff Members of Cardio-thoracic Surgery Departments. Egypt. CARDIAC . TUMOURS. Types:. Primary . Benign (75%): . Myxoma. , . rhabdomyoma. , . fibroma. , . lipoma. , . teratoma. , Papillary . fibroelastoma. Composed of cells that are highly specialized to shorten in length by contractility.. Made up of cells that are called . myocytes. .. Elongated in one direction (muscle . fibres. ).. Special Terms. Plasma Membrane . 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. E-mail: . a.al-nuaimi@sheffield.ac.uk. E. mail: abdulameerh@yahoo.com . Prof. . Abdulameer. Al-. Nuaimi. The . mediastinum:.  is the central compartment of the . thoracic cavity . surrounded by . 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 . 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,. (Part . 1). Dr.. . Arun. . Goel. Associate professor. Department of Physiology. Properties of cardiac muscle. Properties of the cardiac muscle:. Excitability: . The ability to respond to a stimulus of adequate strength and duration (i.e. threshold or more) by generating a propagated action potential. 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 . Here are some cardiac problem signs including chest discomfort, nausea, throat or jaw pain and more which you should never ignore. The muscular . tissue consists . of all the muscles of the body. These make up . almost 42. % of total body weight, and are composed of . long cells . known as fibers. The fibers are different lengths and vary in color from white to deep red. . . failure of the heart to pump blood adequately. Cardiac failure is manifested by two ways---. 1) . C.O.. 2) . C.O.. . . .