Chronotropic effects (from chrono-, meaning time, and tropos, "a turn") are those that change the heart rate. Chronotropic drugs may change the heart rate...
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Chronotropic incompetence (CI) is the inability of heart rate to increase as expected in response to exercise. In healthy people, cardiac output during...
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(but not always) inotropic and chronotropic. For instance, parasympathetic stimulation is usually negatively chronotropic and dromotropic, but because the...
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ventricular function may not be able to counteract the negative inotropic and chronotropic effects of diltiazem, the result being an even higher compromise of function...
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substance which acts as a stimulant of the heart – e.g., via positive chronotropic or inotropic action. Examples of cardiac stimulant drugs are cocaine...
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and chronotropic effects on the heart. β2 adrenoceptor stimulation in arteriolar smooth muscle induces vasodilation. Its inotropic and chronotropic effects...
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than expected in a particular disease state, often a febrile illness. Chronotropic incompetence (CI) refers to an inadequate rise in heart rate during periods...
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Tachycardia-induced cardiomyopathy (redirect from Chronotropic cardiomyopathy)
cardiomyopathy, tachycardia-mediated cardiomyopathy, tachymyopathy, chronotropic cardiomyopathy, tachycardiomyopathy Pronunciation tak-i-kahr-dee-uh in-dyoos-duh...
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cocaine at a constant blood concentration, the acute tolerance to the chronotropic cardiac effects of cocaine begins after about 10 minutes, while acute...
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in a negative chronotropic effect, or a lowering of heart rate. This can increase the potential for heart block. The negative chronotropic effects of CCBs...
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result from negative chronotropic and inotropic effects, which decrease cardiac workload and oxygen demand. Negative chronotropic properties of beta blockers...
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or even the fully separated sinoatrial node (SAN). Thus, the positive chronotropic (from Χρόνος, Greek for 'time', and τρέπειν, Greek for 'to bend/turn')...
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contractility and efficiency (positive inotrope) increasing heart rate (positive chronotropic) increasing blood pressure increasing renal blood flow anti-inflammatory...
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directly affect the function of the heart through their inotropic and chronotropic effects. In terms of inotropic activity, excessive cardiac glycoside...
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in particular, a drop in systolic blood pressure), dysrhythmia, and chronotropic response. Other alternatives to a standard exercise test include a thallium...
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first heart was stimulated, negative inotropic (beat amplitude) and chronotropic (beat rate) activity were seen in both hearts. This did not occur in...
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exert a positive chronotropic and inotropic effects, thereby not precipitating angina pectoris. The latter property (positive chronotropic and inotropic...
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cardioinhibitory response, characterized by a drop in heart rate (negative chronotropic effect) and in contractility (negative inotropic effect) leading to a...
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cardiac tissue. Activation of β1 receptors induces positive inotropic, chronotropic output of the cardiac muscle, leading to increased heart rate and blood...
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complications Cardiac arrhythmias Effects on cardiac output Negative chronotropic effect, or a decrease in heart rate. Negative inotropic effect, or a...
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acetylcholine esterase inhibitory, antifertility, antinociceptive, chronotropic, pheromone, plant growth inhibitor, and allelopathic. An ethanol extract...
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include: increase cardiac output by increasing heart rate (positive chronotropic effect), conduction velocity (positive dromotropic effect), stroke volume...
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modest, dose-dependent, positive inotropic activity, but minimal negative chronotropic activity. Vesnarinone improves ventricular performance most in patients...
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Heart rate reduction, i.e., decrease of the resting heart rate (negative chronotropic effect) and reduction of excessive elevations resulting from exercise...
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gives the ventricles more time to fill before contracting. This negative chronotropic effect is synergistic with the direct effect on cardiac pacemaker cells...
47 KB (4,845 words) - 07:24, 4 May 2024
fraction Cardiac index Left atrial volume Heart rate Cardiac pacemaker Chronotropic (Heart rate) Dromotropic (Conduction velocity) Inotropic (Contractility)...
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causes coronary vasodilation as well as having a positive inotropic and chronotropic effect. Research is being performed to see if it may have a beneficial...
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may be utilized such as epinephrine or dopamine which have positive chronotropic effects and may increase the heart rate. Treatment in emergency situations...
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decrease β-adrenergic effects on contractility. Adenosine also antagonizes chronotropic and ionotropic effects of circulating catecholamines. Overall, adenosine...
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(positive bathmotropic), and reduced frequency of heartbeat (negative chronotropic). The drug is almost completely absorbed from the gut. When in the bloodstream...
14 KB (1,256 words) - 09:05, 15 May 2024