Effects of spaceflight on human calf hemodynamics

• Published in: Journal of applied physiology (1985) Vol. 90; no. 4; pp. 1552 - 1558
• Main Authors: Watenpaugh, Donald E, Buckey, Jay C, Lane, Lynda D, Gaffney, F. Andrew, Levine, Benjamin D, Moore, Willie E, Wright, Sheryl J, Blomqvist, C. Gunnar
• Format: Journal Article
• Language: English
• Published: Legacy CDMS Am Physiological Soc 01.04.2001; American Physiological Society
• Subjects: Adult; Biological and medical sciences; Blood Pressure - physiology; Blood vessels; Effects; Female; Gravity; Heart Rate - physiology; Hemodynamics - physiology; Humans; Leg - blood supply; Legs; Life Sciences (General); Male; Medical sciences; Metabolic diseases; Middle Aged; Obesity; Regional Blood Flow - physiology; Space Flight; Space life sciences; Supine Position - physiology; Vascular Resistance - physiology; Weightlessness; Sts-58 Shuttle Project; Nasa Discipline Cardiopulmonary; Nasa Experiment Number 178294 2/2; Nasa Experiment Number 178294 1/2; Sts-40 Shuttle Project; Non-Nasa Center; Manned; Short Duration; Flight Experiment; Human; Lower limb; Environmental factor; Weightlessness; Space flight; Compliance(volume pressure); Resistance; Vascular resistance; Blood vessel; Calf(anatomy); Circulatory system; Hemodynamics; Orthostatic tolerance; Microgravity; Adaptation; NASA Discipline Cardiopulmonary; NASA Experiment Number 178294 1/2; NASA Experiment Number 178294 2/2; Non-NASA Center

Departments of Physiology and Internal Medicine, University of Texas Southwestern Medical Center, Dallas, Texas 75235 Chronic microgravity may modify adaptations of the leg circulation to gravitational pressures. We measured resting calf compliance and blood flow with venous occlusion plethysmograph...