anatomy of the heart valves 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

... observation) In the ternary complex, the histone H3 peptide binds in a deep chan-nel that divides a pair of acidic lobes, one of which is composed of residues from the SET-I region and the other of residues ... This is because the con-struct used to determine the con-structure of the MLL1 SET domain lacks the evolutionarily conserved Win motif in the region flanking the N-terminus of the SET domain [26], ... control the assembly of the MLL1 core complex will be important for the regulation of H3K4 methylation states in the cell. Trang 9of cell fate Leukemias associated with loss-of-functionor gain-of-function

Ngày tải lên: 16/02/2014, 14:20

... purpose of recording this as well as some of the other experiences ofthe first Canadian division as seen from the unusual angle of a scientist, in the course of 18,000 miles of travel in the front ... Our ship, the "Franconia," theflagship of the fleet, had the headquarter staff, the 90th Regiment of Winnipeg, and a number of nurses onboard, and she held place in the centre of the middle ... times The authorities weremuch wiser than we knew Trang 30Of course it rained on the morning of the day that the King came down to review the Division; at breakfast therain hammered the tin roof of

Ngày tải lên: 17/02/2014, 22:20

... 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

... 18reportinG to the BoarD of DireCtors The board appoints one individual, usually the chairperson of the board, to be the communicator of the board’s directions to the executive director There is more ... expectations of both the board of directors and the executive director This information forms the basis of the job description, which is one of the tools that you will need for either the executive ... decisions and actions, consistent with the policies of the board and the standards of the organization • Hold the executive director accountable for the performance of the organization • Provide timely and appropriate performance

Ngày tải lên: 21/02/2014, 17:20

... playingthe linear structure of the simplices and the smooth structure of the manifold off of one another For a somewhat more precise discussion of this relationship,see Section 3 The world of CD ... systematicstudy of CD manifolds; indeed, the first step in the standard approach to thestudy of any category in topology or geometry is an analysis of the homotopytype of the classifying space of the accompanying ... independent of the CD structure.The plan of our proof is very simple First of all, the compatibility of formu-the various maps π implies that it suffices to check our result for finite n and k We then

Ngày tải lên: 05/03/2014, 23:20

... 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

... leadership of the movement into the hands of the educated élite of the protectorate in from the Protectorate.”" There, the dominant figure was Dawda (then David) fawara, ‘who became leader of the ... 1975." The limited accessibility of these studies has reduced their utility for the general appreciation of The Gambia's foreign policy Thus, the objective of the present enterprise is to offer the ... 1 per cent of the votes and failed to win a seat Despite the proliferation of parties the position of the PPP in The Gambia remained strong in the face of fragile challenge posed by the divided

Ngày tải lên: 09/03/2014, 14:20

... VPN environment, the “peering point” between the VPNs is a PE router under the control of the SP Technically, the interconnection by announcing the routes of both VPNs to the other VPN as described ... statically point to the PE router for any network in other parts of the VPN (mostly a default route) There are now two subcases: The static route can point to the IP address of the PE router, or ... of the core network, not even of the PE router This has the disadvantage of a more extensive (static) configuration, but from a security point of view is preferable to the other cases In all other

Ngày tải lên: 14/03/2014, 22:20

... specificity or the lack thereof [10,13,20] Similar to the other members of the NagD family, AraL shares two Asp residues in the cap domain (Fig 2) To date, the number of characterized mem-bers of this ... of the free energy of the putative mRNA secondary structure ()11.8 kcalÆmol)1; data not shown) To test the potential involvement of the mRNA secondary structure in the lack of production of the ... because of its Fig 6 Regulation of araL in B subtilis (A) Site-directed mutagenesis at the 5¢-end of the araL gene The secondary structure of the ara-ABDLMNPQ-abfA mRNA at the 5¢-end of the araL

Ngày tải lên: 14/03/2014, 23:20

... 1Performance Audit of theDepartment of Corrections for the Legislative Service Bureau of the Trang 2The Honorable Lance CargillSpeaker of the House Oklahoma City, OK 73105 The Honorable Glenn CoffeeCo-President ... comply with the laws of society In Oklahoma, as inmost other jurisdictions, the growth of the corrections system has had a profound effect on thestate’s fiscal resources The cost of the Oklahoma ... of these actions, and ongoing growth of the prison population, the percentage of the state’soffenders housed in private prisons has dropped from a high of 27 percent in fiscal 2001 to a low of

Ngày tải lên: 16/03/2014, 00:20

... byte specifies the length of the descriptor, while the second byte indicates the descriptor type. If the length of a descriptor is smaller than what the specification defines, then the host shall ... follows. The host will send the Setup token telling the function that the following packet is a Setup packet. The Address field will hold the address of the device the host is requesting the descriptor ... host asks for the entire 18 bytes of the Device Descriptor. 7. It then asks for 9 bytes of the Configuration Descriptor to determine the overall size. 8. The host asks for 255 bytes of the Configuration...

Ngày tải lên: 13/12/2013, 00:15

... were in the boat. The Lady of the Lake and Queen Morgan le Fay were two of the ladies. He looked at their faces and thought, ‘I know these faces. I knew these ladies when they lived. Now they ... this time, she lived with the Lady of the Lake. The Lady of the Lake made Excalibur and she knew a lot of magic. Vivien learned magic from the Lady of the Lake. Then she went to Camelot and ... lot of trees and a small river. There they saw a magic cave inside the mountain. The mouth of the cave is open now,’ said Merlin to Vivien. ‘When you say the magic words, the mouth of the...

Ngày tải lên: 13/12/2013, 12:15

... in the expectation that a well–suited transformation will facilitate the reading, i.e., the analysis of the relevant information. Of course, the choice of the transform depends on the nature of ... the transform. Instead of keeping the size of the window fixed and filling it with oscillations of different frequencies, he tried the reverse: He kept the number of oscillations within the window constant ... demonstrates the idea of this algorithm. The original image Ostrich is presented on the left. In the middle of Figure 1.5, the first decomposition step is visualized, where a coarse resolution of the Ostrich...

Ngày tải lên: 25/12/2013, 05:17