Related Experiment Video

Updated: Aug 13, 2026

Assessing Cerebral Autoregulation via Oscillatory Lower Body Negative Pressure and Projection Pursuit Regression
11:26

Assessing Cerebral Autoregulation via Oscillatory Lower Body Negative Pressure and Projection Pursuit Regression

Published on: December 10, 2014

[Nature of the regulation of blood circulation in pilots]

V G Doroshev, Z A Kirillova, A P Vanarshenko

    Kosmicheskaia Biologiia I Aviakosmicheskaia Meditsina
    |January 1, 1986
    PubMed

    More Related Videos

    Integrated Compensatory Responses in a Human Model of Hemorrhage07:57

    Integrated Compensatory Responses in a Human Model of Hemorrhage

    Published on: November 20, 2016

    Evaluation of Cerebral Blood Flow Autoregulation in the Rat Using Laser Doppler Flowmetry07:12

    Evaluation of Cerebral Blood Flow Autoregulation in the Rat Using Laser Doppler Flowmetry

    Published on: January 19, 2020

    Related Concept Videos

    Blood Flow01:29

    Blood Flow

    Blood is pumped by the heart into the aorta, the largest artery in the body, and then into increasingly smaller arteries, arterioles, and capillaries. The velocity of blood flow decreases with increased cross-sectional blood vessel area. As blood returns to the heart through venules and veins, its velocity increases. The movement of blood is encouraged by smooth muscle in the vessel walls, the movement of skeletal muscle surrounding the vessels, and one-way valves that prevent backflow.
    Blood Pressure01:30

    Blood Pressure

    Blood pressure (BP) is the pressure or force of blood exerted on the artery's walls as it circulates through the body. It is essential for maintaining blood flow throughout the body.
    The average BP in an adult is typically around 120/80 mmHg (millimeters of mercury). In this measurement, the numerator (120) indicates the systolic pressure, which is the pressure in the arteries during the contraction of the heart's ventricles as blood is expelled. The denominator (80) represents the diastolic...
    Blood Pressure01:24

    Blood Pressure

    The movement of blood in a human body, commonly referred to as blood flow, is determined by the volume of blood that traverses a certain section of the bodily system per unit time. It is the rhythmic contraction of the heart's ventricles that primarily instigates this movement. As the ventricles contract, blood is forced into the prominent arteries, which then flow from areas of greater pressure to lower pressure areas. This movement continues into smaller arteries and arterioles and...
    Neural Regulation of Blood Pressure01:18

    Neural Regulation of Blood Pressure

    The neural regulation of blood pressure involves intricate interactions between the autonomic nervous system (ANS) and cardiovascular system, ensuring adequate perfusion of tissues. This regulation primarily occurs through baroreceptor and chemoreceptor reflexes, involving both short-term and long-term mechanisms.
    Baroreceptor Reflex
    Baroreceptors, located in the carotid sinuses and aortic arch, detect changes in blood pressure. When blood pressure rises, these stretch-sensitive receptors...
    Autoregulation of Blood Flow01:17

    Autoregulation of Blood Flow

    Autoregulation mechanisms are characterized by their inherent capacity for self-regulation without necessitating specific nervous stimulation or endocrine control. These mechanisms facilitate the adjustment of blood flow and, therefore, perfusion specific to each tissue region. This self-regulation encompasses chemical signals and myogenic controls.
    Chemical Signaling in Autoregulation
    Chemical signaling operates at the precapillary sphincter level, inciting either contraction or relaxation.
    Regulation of the Cardiovascular System01:27

    Regulation of the Cardiovascular System

    The regulation of the cardiovascular system allows the body to adapt to various demands and maintain homeostasis.
    The regulation of the cardiovascular system involves the autonomic nervous system (ANS), baroreceptors, and chemoreceptors, ensuring that heart rate and blood pressure are appropriately modulated in response to varying physiological demands.
    The ANS comprises two main divisions: the sympathetic and parasympathetic nervous systems. The sympathetic nervous system enhances...