Heart Rate Response to Transient Chemoreceptor Stimulation in ...

Maternal smoking affected the magnitude and time-course of the HR response in a dose-dependent manner.

Heart rate response to transient chemoreceptor stimulation in term ...

Modulation of heart rate (HR) during transient hyperoxia, hypoxia, and hypercapnia was studied in 46 healthy term infants on 103 occasions (postnatal d 2 to ...

Mentioning: 22 - Modulation of heart rate (HR) during transient hyperoxia, hypoxia, and hypercapnia was studied in 46 healthy term infants on 103 occasions ...

Heart Rate Response to Transient Chemoreceptor Stimulation in ...

Outcome variables (HR change from baseline to end of stimulation, maximum HR change, and time to half-maximum) were analyzed by ANOVA. Overall, ...

Arterial chemoreceptors, ventilation and heart rate in man. - NCBI

Except in the 'controlled-breathing' CO2 tests this early tachycardia was followed by a decrease in HR within the following 5-6 sec. 3.These findings indicate ...

Heart Rate Response to Transient Chemoreceptor Stimulation in ...

Heart Rate Response to Transient Chemoreceptor Stimulation in Term Infants Is Modified by Exposure to Maternal Smoking.

Chemoreceptor Reflex - an overview | ScienceDirect Topics

The contribution of arterial chemoreceptors to sympathetic activation in experimental models of heart failure has been reviewed recently in detail by Schultz et ...

Arterial Chemoreceptors and Sympathetic Nerve Activity

Rapid breathing rate enhances the sympathetic response to chemoreflex activation. Conversely, slow breathing reduces arterial chemoreflex ...

Chemoreceptor - an overview | ScienceDirect Topics

Chemoreceptors and baroreceptors participate in two feedback loops that decrease the heart rate as part of the normal fetal response to transient hypoxemia [4].

Chemoreceptors and cardiovascular control in acute and chronic ...

The evidence that strong stimulation of peripheral chemoreceptors can evoke the behavioural and cardiovascular components of the alerting or defence response ...

How and why transient testing may better reveal peripheral ...

Furthermore, it must be realized that the peripheral chemoreceptors themselves when stimulated by hypoxia or CO2 directly alter cerebral blood ...

Peripheral chemoreflex sensitivity was assessed by the transient hypoxia method and respiratory, heart rate (HR) and blood pressure responses ...

Development of Ventilatory Response to Transient Hypercapnia and ...

Whereas peripheral chemoreceptor oxygen sensitivity increases markedly after birth, previous studies of ventilatory responses to CO2 in term ...

A Methodological Perspective on the Function and Assessment of ...

Peripheral chemoreceptors (PChR) are essential oxygen sensors in the human body, crucial for maintaining proper oxygen (O2), carbon dioxide (CO2), and hydrogen ...

Peripheral Chemoreceptor Hypersensitivity | Circulation

Background Peripheral chemoreceptor hypersensitivity is a feature of abnormal cardiorespiratory reflex control in chronic heart failure ...

Reflex Responses to Chemoreceptor Stimulation - Fitzgerald

1 Historical Background · 2 Peripheral Chemoreceptors and Their Stimuli · 3 Conditioning of Afferent Stimulus from Peripheral Chemoreceptors · 4 ...

Cardiovascular response to arousal from sleep under controlled ...

Central hypercapnic chemoreceptor stimulation is a potent stimulus for ventilation, sympathetic nerve activity, and arousal (8, 34). Hypoxic stimulation of ...

Contribution of Peripheral Chemoreceptors to Exercise Intolerance ...

Stimulation of PChRs evokes hyperventilation and hypertension to maintain adequate oxygenation of critical organs. A relationship between ...

Arterial chemoreceptors, ventilation and heart rate in man. - Scite

After birth, however, the same stimuli cause hyperventilation, tachycardia, and peripheral vasodilation (3-5). These responses are thought to result from an ...

The heart rate responses to carotid body chemoreceptor stimulation ...

The heart rate responses to carotid body chemoreceptor stimulation in the cat ; Q1. Frontiers Media S.A. · Moya E.A., Yu J.J., Brown S., Gu W., Lawrence E.S., ...