How to Survive... a Medical Emergency in Space

What is the rate of bone density loss that astronauts can experience per month in a microgravity environment?

• 0.5% to 1%

• 1% to 3%

• 3% to 5%

• 5% to 7%

Which mineral deficiency is linked to cardiac arrhythmias in astronauts during space travel?

• Calcium

• Iron

• Magnesium

• Potassium

How does microgravity affect the immune system of astronauts?

• It enhances immune function

• It has no effect on the immune system

• It decreases immune function and increases susceptibility to infections

• It only affects the immune system during re-entry to Earth

What is one of the main challenges of performing surgery in space?

• Lack of surgical tools

• Difficulty in sterilizing the environment

• Complicated blood flow and risks with traditional anesthetics

• Limited space for surgical procedures

Why is proper nutrition crucial for astronauts during space missions?

• To prevent weight gain

• To ensure they have enough energy to complete tasks

• To prevent mineral deficiencies that can lead to health risks

• To improve their mood and morale

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