cardiovascular reflex


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Related to cardiovascular reflex: Baroreceptor reflex

cardiovascular reflex

1. A sympathetic increase in heart rate when there is increased pressure in or distention of great veins.
2. Reflex vasoconstriction resulting from reduced venous pressure.
See also: reflex
References in periodicals archive ?
Regarding cardiovascular reflex tests, our study depicted significantly reduced parasympathetic but no difference in sympathetic modulation of heart rate in preeclamptic women compared to other two groups.
Comparison of cardiovascular reflex (parasympathetic and sympathetic) variables of diabetic patients on first and second examination (2-year interval) First examination Second examination * P Normal Abnormal Borderline no.
Performing only one cardiovascular reflex test has a high positive predictive value for diagnosing autonomic neuropathy in patients with chronic renal failure on hemodialysis Renal failure.
There are reports in the literature of the effect of chronic tissue hypoxia on cardiovascular reflexes or autonomic functions in human being.
"Our study shows that progression of blunted cardiovascular reflexes is accompanied, and likely maintained by, inhibition of neurons in the brainstem that protect the heart and normally maintain a low resting heart rate.
Thus, the change in cardiovascular reflexes leads to a generalized activation of the sympathetic nervous system after MI in order to change the heart and peripheral hemodynamics.
It is also less likely than an endotracheal tube to stimulate undesirable respiratory and cardiovascular reflexes.
Interaction of cardiovascular reflexes in circulatory control.
The vagal parasympathetic function was assessed with R-R interval variation (RRIV), and sympathetic function with sympathetic skin response (SSR) and orthostatic cardiovascular reflexes. Compared with controls, the AD patients had significantly depressed RRIV during rest (6.4 [+ or -] 1.3% vs.
During bronchoscopy the airway has to be shared by anesthesiologist and the E N T surgeon (2) Prevention of dangerous cardiovascular reflexes, continuous ventilation and oxygenation are mandatory requirements.
Nevertheless, urethane has been shown to be one the best anesthetic agents with respect to the maintenance of cardiovascular reflexes (15).

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