Cardiac Biomechanics
... through the cardiac cycle. The ventricular walls in the normal heart are thickest at the equator and base of the left ventricle and thinnest at the left ventricular apex and right ventricular free wall. There are also variations in the principal dimensions of the left ventricle with species, age, ph ...
... through the cardiac cycle. The ventricular walls in the normal heart are thickest at the equator and base of the left ventricle and thinnest at the left ventricular apex and right ventricular free wall. There are also variations in the principal dimensions of the left ventricle with species, age, ph ...
- Improving Medical Statistics
... they used to initially separate the groups. The third example is of an inappropriate extrapolation of a study’s findings to a wider group of people. Oat bran was studied in a small group of healthy individuals who already had a relatively low fat diet. This is a group where oat bran would have the l ...
... they used to initially separate the groups. The third example is of an inappropriate extrapolation of a study’s findings to a wider group of people. Oat bran was studied in a small group of healthy individuals who already had a relatively low fat diet. This is a group where oat bran would have the l ...
The Cardiovascular System
... up Co2, repeat cycle. • Oxygen and pressure higher in arteries • Pulmonary arteries are the only arteries in the body that carry deoxygenated blood! ...
... up Co2, repeat cycle. • Oxygen and pressure higher in arteries • Pulmonary arteries are the only arteries in the body that carry deoxygenated blood! ...
CH29 Chest Injuries
... lung. This impairs the ability of the lung to move air in and out (ventilate). As the lung collapses further, ventilatory efficiency decreases, resulting in hypoxemia; this should be your most immediate concern. Some patients with a pneumothorax may also experience intrathoracic bleeding and associa ...
... lung. This impairs the ability of the lung to move air in and out (ventilate). As the lung collapses further, ventilatory efficiency decreases, resulting in hypoxemia; this should be your most immediate concern. Some patients with a pneumothorax may also experience intrathoracic bleeding and associa ...
Heart Rate (Fast and Easy ECGs, Shade / Wesley)
... • To determine the heart rate first check to see if the rate is slow, normal or fast. • The 6-second interval x 10 method multiplies by 10 the number of QRS complexes found in a 6-second portion of the ECG tracing. • The 300, 150, 100, 75, 60, 50 method involves locating an R wave on a bold line ...
... • To determine the heart rate first check to see if the rate is slow, normal or fast. • The 6-second interval x 10 method multiplies by 10 the number of QRS complexes found in a 6-second portion of the ECG tracing. • The 300, 150, 100, 75, 60, 50 method involves locating an R wave on a bold line ...
Full Text - Medical Physiology Online
... to metabolic autoregulatory mechanisms accompanying an increase in heart rate and myocardial contractility. Chronically denervated organs are supersensitive to the neurotransmitter by which they are normally regulated – “Cannon’s Law” [5]. As Cannon’s law applies particularly to heart rate and contr ...
... to metabolic autoregulatory mechanisms accompanying an increase in heart rate and myocardial contractility. Chronically denervated organs are supersensitive to the neurotransmitter by which they are normally regulated – “Cannon’s Law” [5]. As Cannon’s law applies particularly to heart rate and contr ...
Kavasmaa, Mervi Haapsamo, Luc Mertens and James
... However, in some fetuses, we observed monophasic myocardial relaxation velocity (fused E⬘ and A⬘ waves) during tachycardia (Fig. 2A) and a prolonged period of myocardial quiescence between the early relaxation phase and the atrial contraction phase of diastole (widely separated E⬘ and A⬘ waves) duri ...
... However, in some fetuses, we observed monophasic myocardial relaxation velocity (fused E⬘ and A⬘ waves) during tachycardia (Fig. 2A) and a prolonged period of myocardial quiescence between the early relaxation phase and the atrial contraction phase of diastole (widely separated E⬘ and A⬘ waves) duri ...
Feature Tracking Algorithm for Circumferential Strain using High
... Kalman model makes new feature descriptors easy to implement without changing other stages of the algorithm. When a BiV pacer is turned on, the cardiac contraction is more synchronous as compared to when it is turned off, see Table 1. The average rapid contraction between tonset and tcontract is alm ...
... Kalman model makes new feature descriptors easy to implement without changing other stages of the algorithm. When a BiV pacer is turned on, the cardiac contraction is more synchronous as compared to when it is turned off, see Table 1. The average rapid contraction between tonset and tcontract is alm ...
Mechanism and significance of a decrease in ejection fraction
... a high sensinvity collimator, was interfaced WIth a Medical Data Systems A2 computer for data collection and subsequent analysis End-diastohc and end-systolic regions of interest were Identified us109 a sermautomated edge detection algorithm, ejection fraction was calculated from background correcte ...
... a high sensinvity collimator, was interfaced WIth a Medical Data Systems A2 computer for data collection and subsequent analysis End-diastohc and end-systolic regions of interest were Identified us109 a sermautomated edge detection algorithm, ejection fraction was calculated from background correcte ...
atrial_fibrillation_and_atrial_flutter
... • If the pet is in congestive heart failure, treatment directed at the CHF will be necessary; such treatment may include diuretics to remove excess fluid from the body, such as furosemide or spironolactone; various heart medications to control heart rate and function, such as digoxin or diltiazem; a ...
... • If the pet is in congestive heart failure, treatment directed at the CHF will be necessary; such treatment may include diuretics to remove excess fluid from the body, such as furosemide or spironolactone; various heart medications to control heart rate and function, such as digoxin or diltiazem; a ...
the physiology of the alligator heart
... with some justification, that because of central shunts the ability to regulate blood flow to the lungs independently of that to the body persists as an adaptive feature in intermittently breathing animals such as amphibians and the vast majority of reptiles (Shelton, 1985; Burggren, 1987; Shelton a ...
... with some justification, that because of central shunts the ability to regulate blood flow to the lungs independently of that to the body persists as an adaptive feature in intermittently breathing animals such as amphibians and the vast majority of reptiles (Shelton, 1985; Burggren, 1987; Shelton a ...
Atrial Fibrillation and Atrial Flutter
... • If the pet is in congestive heart failure, treatment directed at the CHF will be necessary; such treatment may include diuretics to remove excess fluid from the body, such as furosemide or spironolactone; various heart medications to control heart rate and function, such as digoxin or diltiazem; a ...
... • If the pet is in congestive heart failure, treatment directed at the CHF will be necessary; such treatment may include diuretics to remove excess fluid from the body, such as furosemide or spironolactone; various heart medications to control heart rate and function, such as digoxin or diltiazem; a ...
Consequences of sleep disordered breathing
... sleep disordered breathing is invariably indicative of severe disease which requires prompt diagnosis and treatment. It is important to consider the diagnosis of sleep disordered breathing in patients with unexplained pulmonary hypertension. However, further diagnostic studies are not indicated in t ...
... sleep disordered breathing is invariably indicative of severe disease which requires prompt diagnosis and treatment. It is important to consider the diagnosis of sleep disordered breathing in patients with unexplained pulmonary hypertension. However, further diagnostic studies are not indicated in t ...
Full Text_PDF - Kafkas Üniv Vet Fak Derg
... species [2-6] which can be diagnosed with echocardiography in antemortem period. In veterinary medicine, echocardiographic examination has become a very important diagnostic tool, and is indicated for assessment of cardiac function and the structure of the heart. Several years ago echocardiography o ...
... species [2-6] which can be diagnosed with echocardiography in antemortem period. In veterinary medicine, echocardiographic examination has become a very important diagnostic tool, and is indicated for assessment of cardiac function and the structure of the heart. Several years ago echocardiography o ...
Use of procalcitonin for the diagnosis of pneumonia in patients
... The chief complaint of shortness of breath in patients presenting with suspected pneumonia requires a rapid accurate assessment so that early antibiotic therapy can be initiated and appropriate additional management implemented.1,2 The diagnosis of pneumonia can be difficult in patients with pre-exi ...
... The chief complaint of shortness of breath in patients presenting with suspected pneumonia requires a rapid accurate assessment so that early antibiotic therapy can be initiated and appropriate additional management implemented.1,2 The diagnosis of pneumonia can be difficult in patients with pre-exi ...
Ventricular Septal Defect With Secondary Left Ventricular–to–Right
... distinguish the endocardial cushion defect from perimembranous VSD. Aneurysmal transformation of perimembranous VSD was defined as echocardiographic evidence of tissue deposition around the margins of the VSD, which then produced a sac-like structure with distinct margins that, with each systole, pr ...
... distinguish the endocardial cushion defect from perimembranous VSD. Aneurysmal transformation of perimembranous VSD was defined as echocardiographic evidence of tissue deposition around the margins of the VSD, which then produced a sac-like structure with distinct margins that, with each systole, pr ...
Heart sounds and heart murmurs sepataion
... energy of the PCG signal can prove, therefore, very important in the study of the cardiac cycle [6]. In the time domain, such representation allows us to appreciate the length of each heart sound, the systolic and diastolic phases and the cardiac cycle. Time-frequency analysis and classification of ...
... energy of the PCG signal can prove, therefore, very important in the study of the cardiac cycle [6]. In the time domain, such representation allows us to appreciate the length of each heart sound, the systolic and diastolic phases and the cardiac cycle. Time-frequency analysis and classification of ...
3 - JACC
... thrombin or factor Xa inhibitors) must also consider the risk for impact during practice or competition. An impact that occurs while taking anticoagulation medication increases the risk of severe injury, especially for intracranial hemorrhage. Human-human or human-object impacts occur in many sports ...
... thrombin or factor Xa inhibitors) must also consider the risk for impact during practice or competition. An impact that occurs while taking anticoagulation medication increases the risk of severe injury, especially for intracranial hemorrhage. Human-human or human-object impacts occur in many sports ...
A puzzle used to teach the cardiac cycle
... about the subject after reading and taking notes (9, 12). During a traditional lecture, it is not possible to promote the same degree of engagement of students. Whereas auditory-oriented students, who like to learn by listening to someone, will pay attention and learn, kinesthetic students, who pref ...
... about the subject after reading and taking notes (9, 12). During a traditional lecture, it is not possible to promote the same degree of engagement of students. Whereas auditory-oriented students, who like to learn by listening to someone, will pay attention and learn, kinesthetic students, who pref ...
PDF - Circulation: Arrhythmia and Electrophysiology
... include baffle obstruction, systemic ventricular failure, systemic atrioventricular valve regurgitation, and rhythm disturbances. The most common atrial arrhythmia in this population is intra-atrial reentrant tachycardia (IART), which has been associated with development of heart failure and death.1 ...
... include baffle obstruction, systemic ventricular failure, systemic atrioventricular valve regurgitation, and rhythm disturbances. The most common atrial arrhythmia in this population is intra-atrial reentrant tachycardia (IART), which has been associated with development of heart failure and death.1 ...
Upregulation of the cardiac homeobox gene Nkx2–5 (CSX) in feline
... doubling of RV hemodynamic load as an initiating and continuing stimulus. The effect of hemodynamic load on the RV is separated from systemic variables that would affect both ventricles. RV hypertrophy occurs over the first several days after pulmonary artery banding, and the RV wall growth response ...
... doubling of RV hemodynamic load as an initiating and continuing stimulus. The effect of hemodynamic load on the RV is separated from systemic variables that would affect both ventricles. RV hypertrophy occurs over the first several days after pulmonary artery banding, and the RV wall growth response ...
Document
... blocked at the AV junction, therefore, the atria and the ventricles beat independently from each other. This arrhythmia is dangerous because it significantly decreases cardiac output, and could lead to asystole. Possible causes: acute inferior and anterior myocardic infraction, coronary heart diseas ...
... blocked at the AV junction, therefore, the atria and the ventricles beat independently from each other. This arrhythmia is dangerous because it significantly decreases cardiac output, and could lead to asystole. Possible causes: acute inferior and anterior myocardic infraction, coronary heart diseas ...
Pulmonary function test in disease lmonary function test in mitral
... years for most patients to progress from mild symptoms of breathlessness, chest pain (NYHA class II) to severe symptoms (NYHA class IV). It has been reported that 5-year survival rates for patients with NYHA class III are 62% and for patients with NYHA class IV are 15%. It is also postulated that 5- ...
... years for most patients to progress from mild symptoms of breathlessness, chest pain (NYHA class II) to severe symptoms (NYHA class IV). It has been reported that 5-year survival rates for patients with NYHA class III are 62% and for patients with NYHA class IV are 15%. It is also postulated that 5- ...
A Case of Acute Myocarditis and Rhabdomyolysis after a Scorpion
... medulla by stimulating the sympathetic nerve endings. Because of the increased catecholamine discharge at an early stage, hypertension and increased left ventricular contraction may occur. In the late stage, biventricular systolic dysfunction, especially in the left ventricle, hypotension, pulmonary ...
... medulla by stimulating the sympathetic nerve endings. Because of the increased catecholamine discharge at an early stage, hypertension and increased left ventricular contraction may occur. In the late stage, biventricular systolic dysfunction, especially in the left ventricle, hypotension, pulmonary ...
Unit Four: Cardiovascular System - ghshealth
... laid end-to-end, they would extend for about 60,000 miles (more than 96,500 kilometers), which is far enough to circle the earth more than twice! The one-way circulatory system carries blood to all parts of your body. This process of blood flow within your body is called circulation. Arteries carry ...
... laid end-to-end, they would extend for about 60,000 miles (more than 96,500 kilometers), which is far enough to circle the earth more than twice! The one-way circulatory system carries blood to all parts of your body. This process of blood flow within your body is called circulation. Arteries carry ...