Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Circulatory and thermal regulations during exercise

E R Nadel

    Federation Proceedings
    |April 1, 1980
    PubMed
    Summary
    This summary is machine-generated.

    During physical activity, the body balances blood flow to muscles for oxygen and to skin for cooling. This study examines how these demands are met or compromised, especially during exercise in heat or dehydration.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    Intense exercise stimulates albumin synthesis in the upright posture.

    Journal of applied physiology (Bethesda, Md. : 1985)·2000
    Same author

    Human cardiovascular and humoral responses to moderate muscle activation during dynamic exercise.

    Journal of applied physiology (Bethesda, Md. : 1985)·2000
    Same author

    Effects of oral contraceptives on body fluid regulation.

    Journal of applied physiology (Bethesda, Md. : 1985)·1999
    Same author

    Excess abdominal adiposity remains correlated with altered lipid concentrations in healthy older women.

    International journal of obesity and related metabolic disorders : journal of the International Association for the Study of Obesity·1999
    Same author

    Mechanism for the posture-specific plasma volume increase after a single intense exercise protocol.

    Journal of applied physiology (Bethesda, Md. : 1985)·1999
    Same author

    Physiological variability of fluid-regulation hormones in young women.

    Journal of applied physiology (Bethesda, Md. : 1985)·1999
    Same journal

    ASBESTOS FIBERS MEDIATE THE UPTAKE OF DNA INTO PRIMATE CELLS IN CULTURE.

    Federation proceedings·2018
    Same journal

    Chemical protection of mammalian tissues.

    Federation proceedings·2014
    Same journal

    Dietary requirements for fertility and lactation; dried yeasts as sources of proteins and vitamin B complex for growth, reproduction and lactation.

    Federation proceedings·2010
    Same journal

    On the mode of action of chlorinating compounds.

    Federation proceedings·2010
    Same journal

    d-Amino acid oxidase of Proteus morganii.

    Federation proceedings·2010
    Same journal

    Studies on thymus nucleohistone.

    Federation proceedings·2010
    See all related articles

    Area of Science:

    • Physiology
    • Exercise Science
    • Thermoregulation

    Background:

    • Physical activity increases blood flow demands to muscles for oxygen and to skin for thermoregulation.
    • Simultaneous demands can conflict, particularly during strenuous exercise in hot environments.
    • Dehydration introduces complex circulatory and thermal challenges.

    Purpose of the Study:

    • To evaluate control mechanisms balancing blood flow for oxygen delivery and heat dissipation during exercise.
    • To investigate physiological compromises when simultaneous demands cannot be fully met.
    • To explore the application of these control mechanisms to dehydration-induced circulatory and thermal changes.

    Main Methods:

    • Review and analysis of physiological control mechanisms for blood flow distribution.

    Related Experiment Videos

  • Examination of exercise physiology studies, particularly those involving heat stress.
  • Exploration of existing data on circulatory and thermal responses during dehydration.

    • Main Results:

    • The body prioritizes competing blood flow demands based on intensity and environmental conditions.
    • Compromises occur, often favoring thermoregulation over muscle oxygen delivery during heat stress.
    • Initial findings suggest overlapping control mechanisms between exercise-heat stress and dehydration responses.

    Conclusions:

    • Physiological control systems attempt to balance oxygen delivery and thermoregulation during physical activity.
    • Exercise in heat necessitates compromises, highlighting the limits of circulatory and thermal regulation.
    • Further research is warranted to fully understand and apply these control mechanisms to dehydration.