G-TOLERANCE LIMITS By N., Pam M.S. - May 11, 2013 Maximum gravitation effects, g-forces, that a person can withstand before blacking out as a result of acceleration drawing blood out of the head toward the feet. Direction of gravity. G-TOLERANCE LIMITS: "The G tolerance limit is reached when a person blacks out." Related Psychology Terms G-PROTECTION DEVICE ACROCEPHALOSYNDACTYLY BIOMECHANICS GRAVITY-INDUCED LOSS OF CONSCIOUSNESS (G-LOC) CAPACITY ORIENTATION REDOUT OCULOGRAVIC ILLUSION PARALLAX AUDIOGRAVIC ILLUSION Cite this page: N., Pam M.S., "G-TOLERANCE LIMITS," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/g-tolerance-limits/ (accessed July 20, 2019).