Summary Summary - Bones

Principal Aim To assess the strength changes, and associated change in fracture risk, due to structural alterations in the proximal femora of astronauts experiencing long￾term weightlessness

Notes on Bones Notes on Bones

The Fundamental problem The Fundamental problem Bones get less dense as we age Bones get less dense as we age Old people with low density bones Old people with low density bones fracture easily fracture easily Space -flight rapidly causes bones to flight rapidly causes bones to get less dense get less dense

Skeletal Consequences of Spaceflight Background Early flights: very little idea of physiological changes to expect -big concerns: respiration, cardiovascular -bone probably wasn't a serious consideration What has been learned in the past 37 years of human spaceflight?

Thematic Analysis: Outside Communications Receive Replacement Personnel or Visitors Receive Information F rom Outside Receive Mail or Fax From Friends or Family I Write, Fax, or Telephone t o Friends or Family

In the Wake of the Astrolabe: In the Wake of the Astrolabe: Content Analysis of Diaries Maintained by Content Analysis of Diaries Maintained by the Leaders and Physicians of the Leaders and Physicians of French Remote Duty S French Remote Duty Stations Jack Stuster Jack Stuster, PhD, CPE Anacapa Sciences, Inc. Anacapa Sciences, Inc

Physiological System Neurovestibular System Fluids and Electrolytes Cardiovascular System Clinical

Research on the International Space Station Prof Dava Newman for Dr. Arnauld E. Nicogossian, MD Associate Administra NASA Office of Life Microgravity Sciences& Applications eptember 2000 Why Space Station? EmErse Station is an international cooperative research platform To Provide

Prof. Dava Newman 16.423J/HST515J Space Biomedical Engineering and Life Support Mars Reference Mission