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Vena Cava Blood Flow
693 wordsEXPLORATION AND DISSECTION OF A MAMMALIAN HEART In this experiment, we obtained a fresh heart and dissected it to examine and observe the different parts of the heart, as well as studying how they function and work Problem: How can we study the heart through dissection? The most basic function of the circulatory system is to move the blood. The organ that provides the force to push the blood through the vessels is the heart. The mammalian heart is composed of four chambers to which large blood v...
Free research essays on topics related to: blood flow, vena cava, valves, blood cell, contraction -
Pulmonary Artery Vena Cava
1,945 wordsHeartthe human heart is a specialized, four-chambered muscle that maintains BLOOD flow in the CIRCULATORYSYSTEM. Located in the thorax, it lies left of the bodys midline, above and in contact with the diaphragm. It is situated immediately behind the breastbone, or sternum, and between the lungs, with its apex tilted to the body cavity's left side. In most people the apex can be felt during each heart contraction. At rest, the heart pumps about 59 cc (2 oz) of blood per beat and 5 l (5 qt) per mi...
Free research essays on topics related to: connective tissue, pulmonary artery, heart muscle, mitral valve, vena cava -
Divided Into Four Pulmonary Artery
3,525 wordsTheHheart Biology Histology The Human Heart. Abstract: Dorlands Illustrated Medical Dictionary defines the heart as the viscus of cardiac muscle that maintains the circulation of the blood. It is divided into four cavities; two atria and two ventricles. The left atrium receives oxygenated blood from the lungs. From there the blood passes to the left ventricle, which forces it via the aorta, through the arteries to supply the tissues of the body. The right atrium receives the blood after it has p...
Free research essays on topics related to: mitral valve, pulmonary artery, vena cava, coronary arteries, divided into four -
Catalytic Converter Spark Plug
2,750 wordsHave you ever gotten smoked in a stoplight confrontation by a lesser car that you should have creamed? Does your buddy with his almost stock car pull away from you in a roll on a consistent basis? Tired of losing in front of the crowds at the local strip? Does the local Guru who works at your friendly neighborhood speed shop intimidate you with quasi-scientific B. S. when you try to buy something. Are you running out of hard-earned money? How do you know if the mail order house phone salesman is...
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Red Blood Cells Pulmonary Artery
6,589 wordsForwards and backwards to the right and are at the same level of the fifth to eight dorsal vertebrae. The apex of the heart points downwards and forwards to the left and corresponds to the space between the fifth and sixth ribs. However, in thin people, the hearts apex may be pointing more downwards than to the left. Its atrial border corresponds to a line drawn across the sternum on a level with the upper border of the third costal cartilage. Its apex corresponds to a line drawn across the lowe...
Free research essays on topics related to: vena cava, pulmonary artery, mitral valve, coronary arteries, red blood cells
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