HISTORY AND PHYSICAL Patient Name: Patul Barua Patient ID: 135799 Room Number: CCU4 Date of Admission: 01/07/2010 Admitting Physician: Simon Williams‚ MD of Pulmonalogy Admitting Diagnosis 1: Rule out myocardial infarction 2: History of tuberculosis 3: Hemoptysis 4: Status post embolectomy Chief Complaint: Tightness in the chest‚ shortness of breath‚ fast heart rate. HISTORY OF PRESENT ILLINESS: Mr. Barua is a 42 year old gentleman from Bangladesh who presents with chest
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cusps flatten against the arterial walls as the blood rushes past them. When the ventricles relax‚ the blood flows backward toward the heart‚ it fills the cusps & CLOSES the valves. THE AV VALVES. ~ 2 AV valves are located at each atrial-ventricular junction‚ prevent backflow into the atria when the ventricles are contracting. : 1) Tricuspid Valve-the right AV valve has 3 flexible cusps. 2) The Mitral Valve-the left AV valve with 2 flaps. It is sometimes called the bicuspid valve because of
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leading to a rapid flow of blood into the ventricles. Directional flow to vena cava is restricted to one way flow as the wave of contraction through the atria moves toward the atrioventricular valve. 10% of left ventricular filling is when a person is at rest. This is because most of ventricular filling happens previous to atrial contraction as blood passively goes from the pulmonary veins to the left atrium from there it goes into the left ventricle through the open mitral valve. The T wave represents
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Chapter I Introduction Background of the Study Did you know that all of us are exposed to the risk of electric shock? We are all surrounded by electrical appliances and machinery which exposed us to risk. This study allows us to know the basic information‚ the causes and effects‚ and the preventive measure because according to the National Safety Council there are about 600 to 1000 people die every year from electrocution. It continues to rank as the fourth highest cause of industrial facilities
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Perimembranous Ventricular Defect A defect in the ventricular septum‚ the wall dividing the left and right ventricles of the heart. The extent of the opening may vary from pin size to complete absence of the ventricular septum creating one common ventricle. Perimembranous VSDs are located in the left ventricle outflow tract beneath the aortic valve. They are the most common VSD subtype in the United States‚ occurring 75-80% of cases. Defects may extent into adjacent portions of the ventricular septum.
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will bind to more tropinin-C and more cross-bridges will be formed‚ causing an increase in contractile force. Based on this background‚ I hypothesise that an increase in the extracellular calcium concentration will lead to an increase in left ventricular pressure due to greater amount of cross-bridges‚ and an increase in
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the heart operates as a pump‚ beginning with the special features of heart muscle itself. Physiology of Cardiac Muscle The heart is composed of three major types of cardiac muscle: atrial muscle‚ ventricular muscle‚ and specialized excitatory and conductive muscle fibers. The atrial and ventricular types of muscle contract in much the same way as skeletal muscle‚ except that the duration of contraction is much longer. Conversely‚ the specialized excitatory and conductive fibers contract only feebly
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Chapter 3 Exercise 12 PROCEDURE NOTE Hagler‚ Jason 7935409 Jennifer Hutto‚ MD December 26‚ 2012 DUAL CHAMBER CARDIAC PACEMAKER INDICATION Protracted‚ high degree‚ atrial ventricular block‚ postinferior MI‚ and aortocoronary bypass grafting. DESCRIPTION The patient was brought to the heart cath lab. Left infraclavicular area was prepared and draped in the usual sterile fashion. Local anesthesia was achieved with 1% plain Xylocaine. Femoral vein was punctured with an 18-guage needle
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sound p 5. second heart sound g 6. ventricular pressure m 7. ventricular volume h 8. aortic semilunar valve closes f 9. aortic semilunar valve opens e 80 40 l j 0 k b‚ d 10. AV and semilunar valves closed Volume (ml) 120 m 60 R (mv) 0.5 T P n 0 Q S 0.2 p o 0.4 0.6 0.8 Time (sec) 208 Copyright © 2011 Pearson Education‚ Inc. j 11. AV valve closes l 12. AV valve opens a‚ e 13. ventricular diastole c 14. ventricular systole M33_MARI0000_00_SE_CH33.qxd 3/29/11
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Pediatric Heart Network study‚ the use of ACEIs before cavopulmonary connection surgery found no difference in somatic growth and did not impact the ventricular performance (Hsu & Pearson 2009b). Likewise‚ B-blockade agents specifically Carvedilol failed to significantly improve heart failure symptoms and even may be unfavorable to single right ventricular morphology (Shaddy et al.
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