The brain's inexperience in interpreting messages from the weightless _____ is the cause of the space sickness commonly experienced by two-thirds of all space travellers.
A) hair cells
B) otoliths
C) eustachian tube
D) cochlea

Question

Quizplus · Accepted Answer

Otoliths, tiny particles in the inner ear that help us maintain balance and sense gravity on Earth, are affected by the microgravity environment of space. The brain becomes confused by the conflicting signals from the otoliths and other sensory organs, which can lead to space sickness.

The Brain's Inexperience in Interpreting Messages from the Weightless _____