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

Venous and arterial behavior during normal pregnancy

D A Edouard1, B M Pannier, G M London

  • 1Department of Anesthesiology, A. Béclère Hospital, Clamart, Paris Cedex, France.

The American Journal of Physiology
|June 5, 1998
PubMed
Summary

During normal pregnancy, arterial and venous systems adapt independently of blood pressure. Increased venous tone and decreased aortic stiffness optimize cardiac function for the mother and fetus.

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

The effects of cinacalcet on blood pressure, mortality and cardiovascular endpoints in the EVOLVE trial.

Journal of human hypertension·2015
Same author

Serum sclerostin: the missing link in the bone-vessel cross-talk in hemodialysis patients?

Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA·2015
Same author

Arterial calcification: cardiovascular function and clinical outcome.

Nefrologia : publicacion oficial de la Sociedad Espanola Nefrologia·2011
Same author

Central artery pulse pressure in end-stage renal disease: the roles of aortic diameter, aortic stiffness and wave reflection.

Blood purification·2011
Same author

Urinary homovanillic acid, dopamine and norepinephrine excretion in patients with essential hypertension.

Canadian Medical Association journal·2010
Same author

Arterial stiffness and enlargement in mild-to-moderate chronic kidney disease.

Kidney international·2006

Area of Science:

  • Cardiovascular Physiology
  • Reproductive Physiology

Background:

  • Normal pregnancy involves significant hemodynamic adaptations.
  • Understanding the interplay between arterial and venous systems is crucial for maternal-fetal health.

Purpose of the Study:

  • To investigate the independent contributions of arterial and venous systems to hemodynamic changes in normal pregnancy.
  • To assess changes in limb vascular tone, aortic distensibility, and cardiac dimensions throughout gestation.

Main Methods:

  • Longitudinal study of nine healthy pregnant women.
  • Utilized plethysmography for limb viscoelastic properties and venous tone.
  • Employed pulse wave velocity for aortic distensibility and echocardiography for cardiac dimensions.

Main Results:

Related Experiment Videos

  • Increased heart rate and aortic distensibility observed from the first trimester.
  • Decreased lower limb viscoelastic properties and increased venous tone noted by the third trimester.
  • Venous tone changes correlated with left ventricular dimensions, suggesting independent adaptation.

Conclusions:

  • Arterial and venous circulatory changes in pregnancy occur independently of systemic blood pressure alterations.
  • Increased venous tone and reduced aortic stiffness optimize cardiac function during pregnancy.
  • These adaptations support enhanced cardiac output and circulatory efficiency until delivery.