anatomy of the heart ppt

... viiSurgical approaches to the heart 1Anatomy of the cardiac chambers 13Surgical anatomy of the valves of the heart 51Surgical anatomy of the coronary circulation 90Surgical anatomy of the conduction system ... surface of the heart as the epicardium It is the fibrous sac, therefore, which encloses the mass of the heart By virtue of its own attachments to the diaphragm, it helps support the heart within the ... the apex of the heart is tipped out of the pericardium They are supplied by the obtuse marginal branches of the circumflex coronary artery The greater part of the anterior surface of the ventricular

Ngày tải lên: 20/01/2020, 05:55

... virtue of the deeply wedgedlocation of the subaortic outflow tract, much of the septum delimited on the rightventricular aspect by the septal leaflet ofthe tricuspid valve separates the inlet of theright ... to the left atrial roof(Figure 7.25), entering the chamber between the appendage and the left pulmonary veins Because of the unroofing of the coronary sinus into the cavity of the left atrium, the ... to focus the attention of the surgeon on these pertinent features The essence of the system was that, according to the anatomical features of the margins of the defects as seen from the morphologically

Ngày tải lên: 20/01/2020, 16:32

... the apex of the heart is tipped out of the pericardium They are supplied by the obtuse marginal branches of the circumflex coronary artery The greater part of the anterior surface of the ventricular ... In the normal individual, the heart lies in the mediastinum, with two-thirds of its bulk to the left of the midline (Figure 1.1) The surgeon can approach the heart, and the great vessels, either ... rim of the fossa is produced by the folds of the interatrial groove, which separate the mouth of the superior cavalvein and the entrance of the pulmonaryveins to the left atrium (Figures 2.28) Theposteroinferior

Ngày tải lên: 21/01/2020, 00:44

... vein draining to the roof of the left atrium, in the absence of the walls that usually separate the course of the vein through the left atrioventricular groove to the mouth of the coronary sinus. ... virtue of the deeply wedgedlocation of the subaortic outflow tract, much of the septum delimited on the rightventricular aspect by the septal leaflet ofthe tricuspid valve separates the inlet of theright ... Ventriculoarterial Fig 6.1 The cartoon shows the three segments of the heart These are the atriums, the ventricular mass, and the arterial trunks The segments are joined together at the atrioventricular

Ngày tải lên: 22/01/2020, 02:45

... Anatomy No Atherosclerosis of the Coronary Arteries Atherosclerosis of the Coronary Atherosclerosis of the Coronary Arteries (OR; CI) P Trang 129 3.2.3 Pathological characteristics of the ... "Pathological Anatomy of the Heart and SCN5A gene mutations in young individuals with sudden cardiac death " with the following two objectives: Objective 1: To describe the cardiac pathological anatomy ... yellowish, soft Microscopic: Lesion located in the intima with two main components: fibrous cap and necrotic core (atheroma) 1.2.1.3 Atherosclerotic progression The formation of an atherosclerotic

Ngày tải lên: 01/07/2025, 12:36

... instantaneous atrial volume) The pressure of the point at the bottom right corner of the loop is the pressure in the ventricle at the end of the cardiac cycle and is called the end-diastolic pressure ... interaction between the ongoing contraction process of the cardiac muscles and the properties of the arterial system and is beyond the scope of this lecture As the contraction process of the cardiac ... identified as the pressure of the left upper corner of the loop; the sig- end-nificance of this pressure will be discussed in detail below Moving to the bottom of the loop, we can reason that the pressure

Ngày tải lên: 22/02/2014, 09:20

... Legend has it the ancient Lemurian city of ‘Telos lies beneath the ereat northern Californian volcano of Mount Shasta Lemurians live on, so the storytellers say We’ve seen them, they say, tall, ... only to reappear, to nourish in the morrow And what shall we say of the mountain dwellers? ‘Those who reap the essence of the mountain, who practice the ancient art of vampirism, transferring and ... heard, their destinies forever lay to waste by the masters of vampirism Only the story-tellers, old men and women, a foot set 1n the grave, dare discharge the secrets they hold, for death is the

Ngày tải lên: 07/11/2012, 09:09

... lesser of 10% of the value of the gift and $75, then the value of the advantage is considered to be zero For example, if the price to attend the benefit dinner is $200 and the value of the dinner ... only if the bid amount exceeds the value of the item by 20% The amount of the receipt is equal to the difference between the bid amount and the value of the item Can a charity issue an official ... the value of the dinner is $40 and the value of a gift bag received is $45, then the total advantage is $85 or 85% of the ticket price and therefore cannot be receipted However if the value of

Ngày tải lên: 19/02/2014, 03:20

... the way of government endorsement of biofuels, regardless of source In 2005, the federal government introduced the. .. (rapeseed-derived biodiesel is the leading biofuel in the ... impact of PHEVs and EVs on the environmental footprint of the car, because it depends very much on the expected electric range of the vehicle Furthermore, in accounting for the impact ... part of the environmental impact of liquid fuel generation In the case of biofuels, evidence is mounting that at least in the near term, biofuels derived from... oxidation of soil

Ngày tải lên: 19/02/2014, 04:20

... three brothers of whom poor SirCharles was the elder The second brother, who died young, is the father of this lad Henry The third, Rodger, was the black sheep of the family He came of the old ... and not on the grass?" "No marks could show on the grass." "Were they on the same side of the path as the moor-gate?" "Yes; they were on the edge of the path on the same ... across the moor One, it issaid, died that very night of what he had seen, and the other twain werebut broken men for the rest of their days "Such is the tale, my sons, of the coming of the hound

Ngày tải lên: 19/02/2014, 09:20

... round the form of the figure against the skyline of the Ridge The light of the cow-boy camp blinked through the lilac mist of the Valley A veil impalpable as dreamshovered over the River The boom ... touch them they are off the Range of the Forest You know about the stolen coal for the Smelter Ring, thousands ofacres of it; and the stolen timber limits for the Lumber Ring, millions of acres of ... described The triumph of suchfactors in national life means the wresting of self-government from the people into the hands of the few, arepetition of the struggle between the Robber Barons of the Middle

Ngày tải lên: 21/02/2014, 11:20

... Pennsylvania to raise the quota of the State in lieu of the draft then impending, in pursuance of the requisition of the President of the United States for three hundred thousand men The Reserves had ... requires There can be no complaint as to the strength of the coffee, since there is no milk to dilute it, but the color of the sugar might afford ground of exception on the part of the over-fastidious ... comparison of our accoutrements The majority of the company were unarmed, and the only insignia of a regular military organization were the swords and sashes of the officers The news by the morning

Ngày tải lên: 21/02/2014, 21:20

... all of the details of how the art is put together although it is art~but the perspective lines vanish not in the depths of the picture but behind the viewer because the viewer is part of the ... picture towards them And suddenly with the wind came the noises the swishing of waves and the slap of water against the ship's sides and the creaking and the overall high steady roar of air and water, ... practice.” The crowd joined in attacking them; and the magistrates tore the garments off them and gave orders to beat them with rods And when they had inflicted many blows upon them, they threw them

Ngày tải lên: 23/02/2014, 21:20

... to the west is devoted to the Pavilions of the Foreign Nations and of the States of the Union Tower of Jewels The Illumination by Night The Tower of Jewels, designed by Carrere and Hastings of ... eastern end of the South Gardens, south of the Avenue of Palms and directly opposite the Court of Flowers which breaks the facade of the main group of buildings between the Palaces of Varied Industries ... enhanced by the Italian cypresses which flank them on either side The portals open respectively into the Palace of Education on the west, the Palace of Liberal Arts on the east and the Court of the Four

Ngày tải lên: 05/03/2014, 14:20

... center-unstable manifolds And the proof of (2) follows essentially by the proof of the stability of the plaque expansive foliations in [HPS] Nevertheless, let us give a proof of (2) that is a little ... essentially the idea of the proof of the Hartman-Grobman theorem 104 FEDERICO RODRIGUEZ HERTZ Let us prove it for the case of σ = cu, the case of cs works as well Denote F = A + ψ and let us solve the ... contradicts the irreducibility of P If λ were a root of unity, then by the irreducibility of P , all the roots of P must be roots of unity and as P has exactly two roots with modulus 1, the multiplicity

Ngày tải lên: 06/03/2014, 08:21

... their customers constantly, studied them, sur-veyed them But they paid no attention to the 70% of the mar-ket who were not their customers They saw no reason why they should Their theory of the ... the answers but has forgotten the questions The theory of the busi-ness becomes “culture.” But culture is no substitute for disci-pline, and the theory of the business is a discipline 4 The theory ... theory of the business explains both the success of companies like General Motors and IBM, which have dominat-ed the U.S economy for the latter half of the twentieth century, and the challenges they

Ngày tải lên: 06/03/2014, 19:20

... diastole, or the heart rest. A tracing of the jugular vein shows the activity of the right side of the heart. The tracing of the carotid and radial shows the activity of the left side of the heart. ... of the physical examination of the heart Furthermore, the heart is too readily eliminated from the cause of the general disturbance because... back of the hand when the ... is called the recoil, or the dicrotic wave, and is due to the sudden closure of the aortic valves and the recoil of the blood wave. The interpretation of the jugular tracing, or phlebogram as the vein

Ngày tải lên: 06/03/2014, 20:20

... not worried about the future. But at the same time they possess the wisdom of the sages. We are the mirror of our thoughts. The serenity and vitality of the Hunzas proves that they have attained ... by the Hunzas to designate old age is extremely significant. They call it the ‘age of plenitude,’ the period when people reap the just rewards of their labors. The first stage of life, called the ... utopia. They call themselves the Hunzas (pronounced Hoonzas) and live in what has come to be known as the roof of the world - the mountain peaks of the Himalayas. To be more precise, the Hunza...

Ngày tải lên: 24/12/2013, 13:15

... faculties on the alert - - the fractious yelping of the coyotes, the ceaseless, low symphony of the wind, the distant booming of the frogs about the lake, the lamentation of a concertina in the Mexicans' ... ing. Think of the gallops over those leagues of prairies, with the wind tugging at the roots of your hair, the com- ing close to the earth and learning over again the stories of the growing ... showed himself on the floor of the gallery, and then, the screeches of the two women giving him his cue, he scuttled with all his yellow legs through the open door into the furthermost west room,...

Ngày tải lên: 22/01/2014, 00:20

... while I was standing on the edge of the wooden sidewalk, down out of the sky falls two fine gold watches in the middle of the street. One hits a chunk of mud and sticks. The other falls hard and ... the prince's coffers. I first saw Mr. Polk coming down the steps of the hotel at which sojourned His Highness the Gaekwar of Baroda, most enlightened of the Mahratta princes, who, of ... 'They're a funny lot of post-cards, aren't they?' "'Oh, I wasn't thinking of them dudes and culls on the hoof,' says he. 'I was thinking of the...

Ngày tải lên: 26/01/2014, 18:20