The Heart as a Pump
... V. Misconceptions: Students often bring a number of misconceptions to the activity or they may develop others while carrying out the exercise. A. Misconceptions frequently present before carrying out the exercise: 1. The only way to increase cardiac output is via an increased heart rate: Rate is the ...
... V. Misconceptions: Students often bring a number of misconceptions to the activity or they may develop others while carrying out the exercise. A. Misconceptions frequently present before carrying out the exercise: 1. The only way to increase cardiac output is via an increased heart rate: Rate is the ...
haemodynamics in tresus nuttallii and certain other bivalves
... The most meaningful test we could devise to measure the ability of the ventricle to fill itself in the absence of either pericardium or auricles was to isolate the ventricle with part of the posterior aorta. Briefly, the isolation procedure was as follows. A large Tresus was removed from its shell a ...
... The most meaningful test we could devise to measure the ability of the ventricle to fill itself in the absence of either pericardium or auricles was to isolate the ventricle with part of the posterior aorta. Briefly, the isolation procedure was as follows. A large Tresus was removed from its shell a ...
Cardio-Pulmonary Module 19 October 2009 HEMODYNAMICS Jude
... the veins hold large volumes of blood at low pressure. Compliance of the arteries is much lower than that of the veins; the arteries hold much less blood than the veins, and they do so at high pressure. The characteristics of the arterial walls change with increasing age: The walls become stiffer, l ...
... the veins hold large volumes of blood at low pressure. Compliance of the arteries is much lower than that of the veins; the arteries hold much less blood than the veins, and they do so at high pressure. The characteristics of the arterial walls change with increasing age: The walls become stiffer, l ...
20-1 Anatomy of the Heart
... o If the blockage involves one of the smaller arterial branches: The individual may survive the immediate crisis but may have many complications such as reduced contractility and cardiac arrhythmias ...
... o If the blockage involves one of the smaller arterial branches: The individual may survive the immediate crisis but may have many complications such as reduced contractility and cardiac arrhythmias ...
Congenital Heart Disease (CHD)
... Narrowing of the aorta can occur anywhere, but is most likely to happen in the segment just after the aortic arch. This narrowing restricts the amount of blood to the lower part of the body • occurs in about 8-11 % of all children with CHD EFFECTS: • The left ventricle has to work harder to try to m ...
... Narrowing of the aorta can occur anywhere, but is most likely to happen in the segment just after the aortic arch. This narrowing restricts the amount of blood to the lower part of the body • occurs in about 8-11 % of all children with CHD EFFECTS: • The left ventricle has to work harder to try to m ...
Types of Blood Vessels
... and diastolic • Systolic is high pressure, the ventricles are contracting • Diastolic is the resting pressure ...
... and diastolic • Systolic is high pressure, the ventricles are contracting • Diastolic is the resting pressure ...
Heart Sounds and Murmurs
... Respiration: Inspiration RV filling/volume. Murmurs arising from Rt side of heart (PS, PR, TR) get louder during inspiration and reverse in expiration. Valsalva: Net effect is venous return to RV; RV followed by LV volume. Squatting: venous return to heart; PVR and BP. Net effect: LV and RV v ...
... Respiration: Inspiration RV filling/volume. Murmurs arising from Rt side of heart (PS, PR, TR) get louder during inspiration and reverse in expiration. Valsalva: Net effect is venous return to RV; RV followed by LV volume. Squatting: venous return to heart; PVR and BP. Net effect: LV and RV v ...
Hypoplastic left heart syndrome: From in
... In fetal HLHS, placental and systemic venous return drains to the right atrium. Blood flows across the tricuspid valve into the right ventricle and is ejected into the pulmonary artery. The majority of blood volume is then delivered across the ductus arteriosus to the descending aorta, with retrogra ...
... In fetal HLHS, placental and systemic venous return drains to the right atrium. Blood flows across the tricuspid valve into the right ventricle and is ejected into the pulmonary artery. The majority of blood volume is then delivered across the ductus arteriosus to the descending aorta, with retrogra ...
heart - WordPress.com
... The Great Vessels of the Heart (cont’d.) • The right ventricle pumps the blood into pulmonary trunk which splits into the right pulmonary artery and the left pulmonary artery, which carry the blood to the lungs. – They carry deoxygenated blood to lungs. • Pulmonary veins (four): return oxygenated b ...
... The Great Vessels of the Heart (cont’d.) • The right ventricle pumps the blood into pulmonary trunk which splits into the right pulmonary artery and the left pulmonary artery, which carry the blood to the lungs. – They carry deoxygenated blood to lungs. • Pulmonary veins (four): return oxygenated b ...
Respiration – fact sheet
... Where does aerobic respiration take place? Write the word equation for aerobic respiration. (4) Respiration in cells releases energy. List four things this energy is used to do. ...
... Where does aerobic respiration take place? Write the word equation for aerobic respiration. (4) Respiration in cells releases energy. List four things this energy is used to do. ...
Sample Collection Procedure VerifyNow Aspirin or P2Y12
... 1. Discard the first 5 mL from an indwelling catheter to clear the line. Ensure the catheter is free of clots. 2. Immediately transfer blood to a 2 mL Greiner Bio-One partial-fill vacuette tube with 3.2% sodium citrate (blue top). Greiner #454322. Fill to the black line (1/2 tube). Do not under fi ...
... 1. Discard the first 5 mL from an indwelling catheter to clear the line. Ensure the catheter is free of clots. 2. Immediately transfer blood to a 2 mL Greiner Bio-One partial-fill vacuette tube with 3.2% sodium citrate (blue top). Greiner #454322. Fill to the black line (1/2 tube). Do not under fi ...
Sample pages 1 PDF
... enormously. Some authors view it as a respiratory organ with the lungs containing a reservoir of blood. Others allow that all blood carrying vessels may ultimately be connected to the heart, a view reflected by Plato: “the fountain of the blood which races through all the limbs.” Arteries and veins ...
... enormously. Some authors view it as a respiratory organ with the lungs containing a reservoir of blood. Others allow that all blood carrying vessels may ultimately be connected to the heart, a view reflected by Plato: “the fountain of the blood which races through all the limbs.” Arteries and veins ...
MCQ CVS
... a) they are modified myocardial cells b) they are confined to the ventricles c) they are primitive nerve tissue d) they conduct impulses as some nerves e) they excite the interventricular septum before the ventricular walls . ...
... a) they are modified myocardial cells b) they are confined to the ventricles c) they are primitive nerve tissue d) they conduct impulses as some nerves e) they excite the interventricular septum before the ventricular walls . ...
Learner Objectives: Upon completion of the unit the resident
... Identifies arterial and venous cannulation techniques for different intracardiac defects; Summarizes the indications for the various techniques of bypass (anatomy, pathophysiology, and technical requirements of the underlying cardiac defects); Comprehends the techniques of myocardial protection in ...
... Identifies arterial and venous cannulation techniques for different intracardiac defects; Summarizes the indications for the various techniques of bypass (anatomy, pathophysiology, and technical requirements of the underlying cardiac defects); Comprehends the techniques of myocardial protection in ...
Welcome to the Cardiac Rehabilitation Department
... Coronary Heart Disease. The objective is to slow the progression of atherosclerosis and to preserve left ventricular function following myocardial Infarction. The modification of risk factors and medication are the cornerstone of ...
... Coronary Heart Disease. The objective is to slow the progression of atherosclerosis and to preserve left ventricular function following myocardial Infarction. The modification of risk factors and medication are the cornerstone of ...
Value of sequential monitoring of left ventricular ejection fraction in
... Cardiac disease caused by transfusional iron overload remains the principal cause of death in patients with -thalassemia major, despite improvements in iron chelation therapy during the past 25 years.1 For this reason, regular evaluation of cardiac function is recommended for all patients with thal ...
... Cardiac disease caused by transfusional iron overload remains the principal cause of death in patients with -thalassemia major, despite improvements in iron chelation therapy during the past 25 years.1 For this reason, regular evaluation of cardiac function is recommended for all patients with thal ...
CTA accreditation document- final -10-01-10
... closely with other cardiac imaging societies such as the British societies of cardiac magnetic resonance (BSCMR), nuclear cardiology (BNCS) and echocardiography (BSE). It has an important role to ensure and promote good practice in all aspects of cardiac imaging as one of the cardiac imaging societi ...
... closely with other cardiac imaging societies such as the British societies of cardiac magnetic resonance (BSCMR), nuclear cardiology (BNCS) and echocardiography (BSE). It has an important role to ensure and promote good practice in all aspects of cardiac imaging as one of the cardiac imaging societi ...
Double Outlet Right Ventricle
... artery exit from the right ventricle. In the normal heart, the aorta leaves the left ventricle and the pulmonary artery leaves the right ventricle. In addition, there is a large ventricular septal defect (VSD), or hole in the muscle wall (septum) that separates the right and left ventricles. ...
... artery exit from the right ventricle. In the normal heart, the aorta leaves the left ventricle and the pulmonary artery leaves the right ventricle. In addition, there is a large ventricular septal defect (VSD), or hole in the muscle wall (septum) that separates the right and left ventricles. ...
Commentaries on Viewpoint: Is left ventricular volume during
... by negative transmural pressure during early diastolic relaxation. That this is true only in the late systolic phase was suggested by Kenner and Wood (1) using simultaneous percutaneous measurement of pericardial and intracardiac pressures. Their data show that although pericardial pressure is trans ...
... by negative transmural pressure during early diastolic relaxation. That this is true only in the late systolic phase was suggested by Kenner and Wood (1) using simultaneous percutaneous measurement of pericardial and intracardiac pressures. Their data show that although pericardial pressure is trans ...
The Remarkable Seven-Sided Form
... Frank Chester has followed the path of curiosity and experimentation until it led to a 3-D demonstration of the formative forces at work, creating the asymmetrical shape of flesh that is the human heart. The manifest implication is that the formative forces that actually build the flesh of the heart ...
... Frank Chester has followed the path of curiosity and experimentation until it led to a 3-D demonstration of the formative forces at work, creating the asymmetrical shape of flesh that is the human heart. The manifest implication is that the formative forces that actually build the flesh of the heart ...
A Baroreflex Control Model Using Head-Up Tilt Test
... in monkeys opened new doors to gain insight in the control of arterial pressure by the baroreflex, an important mechanism in maintaining homeostasis. By setting new and improved ways to identify the mechanisms in the baroreflex, the researchers tried to decompose and analyse each effector in the who ...
... in monkeys opened new doors to gain insight in the control of arterial pressure by the baroreflex, an important mechanism in maintaining homeostasis. By setting new and improved ways to identify the mechanisms in the baroreflex, the researchers tried to decompose and analyse each effector in the who ...
Human Anatomy Lab: The Heart
... 1. Work in pairs. With your partner, obtain a pig heart, a dissecting pan, and dissecting tools (bamboo sticks, forceps). 2. Examine the heart and note its shape. Note the fat surrounding the heart. The parietal pericardium has mostly been removed. What is the visceral pericardium and where would yo ...
... 1. Work in pairs. With your partner, obtain a pig heart, a dissecting pan, and dissecting tools (bamboo sticks, forceps). 2. Examine the heart and note its shape. Note the fat surrounding the heart. The parietal pericardium has mostly been removed. What is the visceral pericardium and where would yo ...
Blood & circulation
... about 35 million times in a year. During an average lifetime, the human heart will beat more than 2.5 billion times. • Give a tennis ball a good, hard squeeze. You're using about the same amount of force your heart uses to pump blood out to the body. Even at rest, the muscles of the heart work hard- ...
... about 35 million times in a year. During an average lifetime, the human heart will beat more than 2.5 billion times. • Give a tennis ball a good, hard squeeze. You're using about the same amount of force your heart uses to pump blood out to the body. Even at rest, the muscles of the heart work hard- ...
Heart failure post-myocardial infarction: a review of the - Heart
... may not progress to develop left ventricular dysfunction and heart failure. The processes involved in this include myocardial stunning and hibernation, remodelling, and neuroendocrine activation. Adequate investigation and prompt treatment are essential. The treatment of heart failure and left ventr ...
... may not progress to develop left ventricular dysfunction and heart failure. The processes involved in this include myocardial stunning and hibernation, remodelling, and neuroendocrine activation. Adequate investigation and prompt treatment are essential. The treatment of heart failure and left ventr ...