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VCU PSYC 412 - The Cardiovascular System
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Psyc 412 1st Edition Lecture 19Outline of Last Lecture I. The cardiovascular systemII. The heartIII. Disorders of the cardiovascular systemOutline of Current Lecture I. Disorders of the Cardiovascular System (cont.)II. The Respiratory SystemCurrent Lecture- Disorders of the Cardiovascular System (cont.):o Rheumatic Fever: bacterial infection that can spread to the heart may cause endocarditis, inflammation of the membrane that lines the cavities ofthe hearto Blood pressure: force that blood exerts against the blood vessel wallso Blood: adult body contains 5 liters of blood  consists of plasma and cells manufactured in bone marrow disorders:- related to white cell production- related to red cell production- related to clotting- The Respiratory Systemo Structure and Function: respiration (breathing) has 3 functions:- to take in oxygen- to excrete carbon dioxide- to regulate the composition of the blood involves a number of organs:- nose, mouth, pharynx, trachea, diaphragm, abdominal muscles and lungs  inspiration is active; expiration is passiveoo Disorders of the Respiratory System: Asphyxia Anoxia Hyperventilation Hay Fever Viral infections Bacterial infections Chronic Obstructive Pulmonary Disease Tuberculosis and Pleurisy Lung


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