SURFACE VIEW OF HEART Position‚ Shape and Size of the Heart: The human heart is located between the lungs in the thoracic cavity (i.e. it is not situated on the left side of the chest). The heart is a hollow‚ fibro-muscular organ and is somewhat conical in shape. It is about the size of one’s fist‚ measures about 12 cm in length and 9 cm in breadth. Its weight is about 300 g in an adult. The heart is enclosed in pericardium (a double- layered membranous sac). It protects the heart from mechanical
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those who commit harmful deeds and expect to feel glory instead of feeling guilty. In other words‚ those people will surely be surprised to find that guilt is following closely behind‚ lurking in the dark shadows of their heart. Edgar Allan Poe’s short story‚ The Tell-Tale Heart‚ presents the reader with a main character much like this. In this story‚ there is a troubled man who has been stereotyped as a crazy person in the past. However‚ he insists that he is not; he is simply advanced in his senses
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Throughout the novel Heart of Darkness Conrad uses the motif of the heart to thoroughly explain how dark people and places really can be. Conrad uses the heart as a symbol for the entire continent of Africa. The heart is also used to show what the heart of mankind truly is. Another use of the heart is as a representation of the inner station‚ which shows the darkness of exploitations through Kurtz. The different uses of the heart are amplified through such literary devices as irony‚ imagery‚ and
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Heart 1. Blockage of which of the following arteries would lead to ischemia of the apex of the heart? a. Anterior interventricular (descending) b. Left circumflex c. Posterior interventricular (descending) d. Right marginal e. Right coronary 2. If the ductus arteriosus does not spontaneously close off soon after birth (to become the ligamentum arteriosum)‚ it may have to be surgically ligated. When clamping or ligating it‚ what important structure immediately behind it must be identified
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The Shifting Heart Essay The Shifting heart is set in 1956 in the working class suburb of Collingwood‚ Melbourne. The play addresses racism treatment towards immigrants in post war Australia. Refugees were given jobs as labourers. The play is written as a response to the violent death of a polish immigrant‚ who violently took his own life at Christmas. The play itself is also set on
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walled tubes forming part if the circulation system by which blood is conveyed from the heart to all the parts of the body 4. Bundle of His Collection of heart muscles specialized for electrical conduction 5. Capillaries Any of the fine branching blood vessels that form a network between the arterioles and venules Heart vocabulary: Inferior vena cava A large vein carrying deoxygenated blood into the heart from the lower body Left atrium Receives oxygenated blood from the pulmonary veins
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INSTITUTE OF BUSINESS and TECHNOLOGY (SIBTECH) In consortium with RIZAL TECHNOLOGICAL UNIVERSITY (RTU) ADVANCED CURRICULUM DEVELOPMENT REACTION PAPER THE HEART OF A TEACHER As I leaned on my headboard‚ I found myself heading towards the enjoyment of reading this article about how the real teacher teaches with his/her heart in the classroom. And so I started reflecting on what kind of a teacher I am. Teaching at first has not come in my wildest dream but since the family whom I came
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how advanced our society has become‚ our nation ’s health hasn ’t caught up. After all‚ heart disease‚ also known as cardiovascular disease‚ is our nation ’s number one killer (Preventive Magazine Health Books p. 153). <br><br>The most common‚ and most preventable‚ heart disease of all is coronary artery disease. This is caused when blockages develop in the blood vessels that provide oxygen-rich blood to the heart muscle. A more general term for any impairment of blood flow through the blood vessels
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The heart is the organ that helps supply blood and oxygen to all parts of the body. It is divided by a partition or septum into two halves‚ and the halves are in turn divided into four chambers. The heart is situated within the chest cavity and surrounded by a fluid filled sac called the pericardium. This amazing muscle produces electrical impulses that cause the heart to contract‚ pumping blood throughout the body. The heart and the circulatory system together form the cardiovascular system. Heart
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