chapter 14 Cardiac B
... • Blood pushing up on AV pushes them shut • Blood does not flow back to atria • First heart sound when AV valves close (lub) ...
... • Blood pushing up on AV pushes them shut • Blood does not flow back to atria • First heart sound when AV valves close (lub) ...
Complications of Myocardial Infarction
... death from cardiac tamponade Occasionally, rupture of the free wall of the ventricle occurs as the first clinical manifestation in patients with undetected or silent MI, and then it may be considered a form of “sudden cardiac death” ...
... death from cardiac tamponade Occasionally, rupture of the free wall of the ventricle occurs as the first clinical manifestation in patients with undetected or silent MI, and then it may be considered a form of “sudden cardiac death” ...
VALVULAR HEART DISEASE What are heart valves? The heart has
... Mitral regurgitation or leaking of the mitral valve results in a excess volume overload of the left ventricle and left atrium. Both chambers enlarge. The heart can cope for many years with a leaky mitral valve but may eventually wear out. It is necessary to follow the patients with significant mitra ...
... Mitral regurgitation or leaking of the mitral valve results in a excess volume overload of the left ventricle and left atrium. Both chambers enlarge. The heart can cope for many years with a leaky mitral valve but may eventually wear out. It is necessary to follow the patients with significant mitra ...
"Broken Heart" Syndrome - Hellenic Journal of Cardiology
... ST elevation was less in those with TTC in comparison to patients who had LAD coronary artery occlusions. However, the considerable overlap among individual values precludes any diagnostic significance for these ECG features. QTc interval lengthening and R-wave reappearance were the other most commo ...
... ST elevation was less in those with TTC in comparison to patients who had LAD coronary artery occlusions. However, the considerable overlap among individual values precludes any diagnostic significance for these ECG features. QTc interval lengthening and R-wave reappearance were the other most commo ...
HEART Score
... (cardiac) emergency rooms of the participating sites. Race was not routinely noted in the patient charts; in the geographic area of the hospitals the population is predominantly Caucasian. Data retrieved from hospital charts were almost complete, except from notes on the absence or presence of obesi ...
... (cardiac) emergency rooms of the participating sites. Race was not routinely noted in the patient charts; in the geographic area of the hospitals the population is predominantly Caucasian. Data retrieved from hospital charts were almost complete, except from notes on the absence or presence of obesi ...
The Cardiovascular System
... – Progressive condition; CO is so low that blood circulation is inadequate to meet tissue needs – Reflects weakened myocardium caused by: • Coronary atherosclerosis: clogged arteries caused by fat buildup; impairs oxygen delivery to cardiac cells – Heart becomes hypoxic, contracts inefficiently ...
... – Progressive condition; CO is so low that blood circulation is inadequate to meet tissue needs – Reflects weakened myocardium caused by: • Coronary atherosclerosis: clogged arteries caused by fat buildup; impairs oxygen delivery to cardiac cells – Heart becomes hypoxic, contracts inefficiently ...
Chap 18 Cardiovascular V10
... – Progressive condition; CO is so low that blood circulation is inadequate to meet tissue needs – Reflects weakened myocardium caused by: • Coronary atherosclerosis: clogged arteries caused by fat buildup; impairs oxygen delivery to cardiac cells – Heart becomes hypoxic, contracts inefficiently ...
... – Progressive condition; CO is so low that blood circulation is inadequate to meet tissue needs – Reflects weakened myocardium caused by: • Coronary atherosclerosis: clogged arteries caused by fat buildup; impairs oxygen delivery to cardiac cells – Heart becomes hypoxic, contracts inefficiently ...
ABC of clinical electrocardiography Introduction. I
... particular reason, some issues appear without a date on the cover, such as the first issue in November 2001. Or is it that sometimes, some parts of this journal are invisible to me? But I can’t be alone. Suppose I’m at a large international meeting with an audience of 1500 people, of whom 1000 are m ...
... particular reason, some issues appear without a date on the cover, such as the first issue in November 2001. Or is it that sometimes, some parts of this journal are invisible to me? But I can’t be alone. Suppose I’m at a large international meeting with an audience of 1500 people, of whom 1000 are m ...
Chapter 11 The Cardiovascular System
... Valves open as blood is pumped through Held in place by chordae tendineae (“heart strings”) ...
... Valves open as blood is pumped through Held in place by chordae tendineae (“heart strings”) ...
Observations Normal Individuals Patients Coronary Heart
... and a hemoglobin estimation were made in each subject. The observations consisted of the following: (1) determination of cardiac output four times at 3 minute intervals during a resting period and during the period of recovery after the exercise, at intervals of 1, 2, 3, 5, 7, 9, 12, 15, 20, 25 and ...
... and a hemoglobin estimation were made in each subject. The observations consisted of the following: (1) determination of cardiac output four times at 3 minute intervals during a resting period and during the period of recovery after the exercise, at intervals of 1, 2, 3, 5, 7, 9, 12, 15, 20, 25 and ...
Learning Resources - San Jose State University School of Nursing
... To determine if the rhythm is regular or irregular, use calipers to measure the distance between two R-waves. Then see if that distance measurement is the same for all R-to-R intervals. If it is, the rhythm is regular. If the distances are significantly different, the rhythm is irregular. c. Are P w ...
... To determine if the rhythm is regular or irregular, use calipers to measure the distance between two R-waves. Then see if that distance measurement is the same for all R-to-R intervals. If it is, the rhythm is regular. If the distances are significantly different, the rhythm is irregular. c. Are P w ...
The Cardiovascular System
... side of heart lungs back to left side of heart – Pulmonary trunk – heart pumps oxygen poor blood out of heart to lungs to get oxygen and release carbon dioxide; breaks into the pulmonary arteries ...
... side of heart lungs back to left side of heart – Pulmonary trunk – heart pumps oxygen poor blood out of heart to lungs to get oxygen and release carbon dioxide; breaks into the pulmonary arteries ...
ECG Basics
... •According to physics can add and subtract vectors •The sum of all of these is the electrical axis of the ventricle ...
... •According to physics can add and subtract vectors •The sum of all of these is the electrical axis of the ventricle ...
Increased prevalence of left ventricular hypertrophy in hypertensive
... itself stimulates LVM growth [22]. Verdecchia et al. supposed that in addition to circulating insulin, insulin growth factor-1 is also an independent determinant of LVM and geometry in essential hypertension [9]. However, Galvin et al. concluded that insulin resistance and hyperinsulinemia are not i ...
... itself stimulates LVM growth [22]. Verdecchia et al. supposed that in addition to circulating insulin, insulin growth factor-1 is also an independent determinant of LVM and geometry in essential hypertension [9]. However, Galvin et al. concluded that insulin resistance and hyperinsulinemia are not i ...
Ventricular Hypertrophy - Cardiac and Stroke Networks in
... since the phases of ventricular activation, 2 + 3 occur together then the ↑ forces of activation may cancel each other out giving rise to a normal QRS amplitude. ...
... since the phases of ventricular activation, 2 + 3 occur together then the ↑ forces of activation may cancel each other out giving rise to a normal QRS amplitude. ...
GUIDELINE PHYSIOLOGY OF BIRTH ASPHYXIA
... birth, fails to aerate the lung and provide oxygenation, hypoxic damage to the brain and heart will continue. Gasping will become weaker and eventually cease. The baby will progress into terminal apnoea. Although the newborn heart is resilient to hypoxic stress (a consequence of its large glycogen s ...
... birth, fails to aerate the lung and provide oxygenation, hypoxic damage to the brain and heart will continue. Gasping will become weaker and eventually cease. The baby will progress into terminal apnoea. Although the newborn heart is resilient to hypoxic stress (a consequence of its large glycogen s ...
autonomic nervous system
... relaxation/contraction of the chambers and the opening/closing of valves at each substage. 4. What are the substages of diastole? Describe the relaxation/contraction of the chambers and the opening/closing of valves at each substage. ...
... relaxation/contraction of the chambers and the opening/closing of valves at each substage. 4. What are the substages of diastole? Describe the relaxation/contraction of the chambers and the opening/closing of valves at each substage. ...
LV Noncompaction
... No difference in extent of noncompaction No major CV events in asymptomatic group 31% symptomatic group CV death, transplantation Independent predictors of CV death, transplantation: ▫ NYHA III-IV, ventricular arrhythmias, LA size ...
... No difference in extent of noncompaction No major CV events in asymptomatic group 31% symptomatic group CV death, transplantation Independent predictors of CV death, transplantation: ▫ NYHA III-IV, ventricular arrhythmias, LA size ...
The Strength-Interval Curve for Blood Vessels
... overall shock-strengths required are lower for the larger vessels; this corresponds with the well-known response for circular inclusions to field-stimulation [22]. However, in the temporal region corresponding to make-excitation the largest vessel (r3 = 3 mm) requires the highest shockstrength. This ...
... overall shock-strengths required are lower for the larger vessels; this corresponds with the well-known response for circular inclusions to field-stimulation [22]. However, in the temporal region corresponding to make-excitation the largest vessel (r3 = 3 mm) requires the highest shockstrength. This ...
in the Elderly
... al. ACC/AHA/ESC 2006 guidelines for the management of patients with atrial fibrillation-executive summary: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines and the European Society of Cardiology Committee for Practice Guidelines ( Writing Co ...
... al. ACC/AHA/ESC 2006 guidelines for the management of patients with atrial fibrillation-executive summary: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines and the European Society of Cardiology Committee for Practice Guidelines ( Writing Co ...
The Mitral L-Wave - Heart Clinic of Louisiana
... vein flow (systolic and diastolic flow waves). Mitral valve L-waves may be evident in healthy patients with relatively low heart rates (Fig. 1). First described using echocardiography by Keren et al., it has been attributed to continued pulmonary vein flow through the left atrium (LA), and into the ...
... vein flow (systolic and diastolic flow waves). Mitral valve L-waves may be evident in healthy patients with relatively low heart rates (Fig. 1). First described using echocardiography by Keren et al., it has been attributed to continued pulmonary vein flow through the left atrium (LA), and into the ...
THE HEART
... Volume (ml) of blood ejected per beat SV = end diastolic volume (EDV) minus end systolic volume (ESV) EDV = amount of blood collected in a ventricle during diastole ESV = amount of blood remaining in a ventricle after contraction ...
... Volume (ml) of blood ejected per beat SV = end diastolic volume (EDV) minus end systolic volume (ESV) EDV = amount of blood collected in a ventricle during diastole ESV = amount of blood remaining in a ventricle after contraction ...