Sleep-deprived people sometimes experience __________, brief periods during which their eyelids droop, and they become less responsive to external stimuli, even though they remain sitting or standing

Bicycle accidents account for about ____ of all cases of traumatic brain injury

A) 15% B) 25% C) 35% D) 45%

Ashley has been diagnosed with a low thyroid condition. She frequently experiences a. lower-than-normal core body temperatures. b. unexplained fevers

c. hyperthermia requiring hospitalization. d. usually high activity in her brown fat cells.