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6. What is not a way that psychosocial effects can be countered?
- Sleeping medication
- Time - wears off naturally
- Rigorous selection process
7. High light levels prevent reabsorption of calcium ions
8. What could not be playing a role in muscle atrophy?
- Sub-optimal nutrition
- Lack of loading on muscles
- Lack of vitamin D
- Stress
9. What is the condition called when a subject is in a zone of little gravity and appears weightless?
- Hypoxic
- Hyperbaric
- Microgravity
- Hyperthermic
10. What is not a way to counter fluid redistributions?
- Isotonic fluids to bulk plasma volume
- Nutritional supplements
- Negative pressure suits
- Exercise during microgravity
11. By how much does muscle fibre size reduce by?
12. How can immune dysregulation be countered?
- Nutritional supplements
- Time to adjust naturally
- Exercise - elastic
- Sleeping medication
13. What is not a way that immune function could have been affected?
- Lack of light
- Mechanical forces
- Emotional stress
- Physical stress
14. When might neurovestibular disturbances have a negative impact?
- During important decisions
- While in space
- Take off
15. What happens to haemocrit from the reduction in plasma volume?
16. What is not a way to counter bone loss in space?
- Rigorous selection process
- Elastic exercise
- Dietary supplements
17. Disrupted circadian cycles has what negative effect?
- Immune dysregulation
- Psychosocial effects
- Neurovestibular disturbances
- Muscle atrophy
18. How does microgravity affect lymphocyte, NK and T cell activation?
- No effect
- Decreases
- Increases
19. How much muscle atrophy can occur in 2 weeks of being in space?
20. What cannot counter neurovestibular disturbances?
- Rigorous sleeping medication
- Time
- Anti nausea medication