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At least 1,513 records · Page 84

Space crew environment.

Space cabin atmosphere relation to environmental and operational variables, discussing effect of hypoxia and hypercapnia on spacecrew and mission safety

SPACE CABIN ATMOSPHERE↗

Crew observations

The observations by the astronauts on the Apollo 16 flight are reported. Topics discussed include: lunar orbit and landing, surface experiment deployment, lunar traverse geology, EVA-1, EVA-2, EVA-3, orbital observations, and general observations.

Young, J. W.↗

Apollo Experience Report: Crew Station Integration. Volume 5: Lighting Considerations

The lighting requirements for the Apollo spacecraft are presented. The natural lighting factors are discussed in terms of major constraints. A general description of the external and internal lighting systems for the command and lunar modules is presented with a discussion of the primary approach and design criteria followed during development. Some of the more difficult problems encountered during the implementation of a new lighting system are reviewed.

Wheelwright, C. D.↗

Crew background, training, and activities

The brief history of the Skylab altitude test crewmen is followed by an outline of their training in conducting medical experiments, emergency medical procedures, communications, and housekeeping practices during prolonged exposure to the Skylab simulation environment.

Source record↗

The effects of bed rest on crew performance during simulated shuttle reentry. Volume 1: Study overview and physiological results

A centrifuge study was carried out to measure physiological stress and control task performance during simulated space shuttle orbiter reentry. Jet pilots were tested with, and without, anti-g-suit protection. The pilots were exposed to simulated space shuttle reentry acceleration profiles before, and after, ten days of complete bed rest, which produced physiological deconditioning similar to that resulting from prolonged exposure to orbital zero g. Pilot performance in selected control tasks was determined during simulated reentry, and before and after each simulation. Physiological stress during reentry was determined by monitoring heart rate, blood pressure, and respiration rate. Study results indicate: (1) heart rate increased during the simulated reentry when no g protection was given, and remained at or below pre-bed rest values when g-suits were used; (2) pilots preferred the use of g-suits to muscular contraction for control of vision tunneling and grayout during reentry; (3) prolonged bed rest did not alter blood pressure or respiration rate during reentry, but the peak reentry acceleration level did; and (4) pilot performance was not affected by prolonged bed rest or simulated reentry.

Chambers, A.↗