Circulation and acceleration · Question 6 of 12
What happens to the blood under high positive acceleration (for example in a tight steep turn)?
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Answer
- A It pools in the legs, and the brain is less well supplied
Explanation
Under positive g-forces (head-to-foot loading), blood sinks into the lower parts of the body. The brain and the eyes receive less blood. First vision turns grey (greyout), then black (blackout), and finally consciousness may be lost.