active adjective (GRAMMAR) âº grammar [ not gradable ] describing a verb or sentence in which the subject is the person or thing that does what is stated: In Alex gave me a gift, the verb give is active, and in I was given a gift by Alex, give is passive.
A single night of sleep deprivation can impact a person's ability to coordinate eye movements with steering. Share: Results of the study showed that, in all drivers, sleep deprivation adversely affected their ability to coordinate eye movements when steering.
Researchers believe that sleep affects learning and memory in two ways: 1  Lack of sleep impairs a person's ability to focus and learn efficiently. 2  Sleep is necessary to consolidate a memory (make it stick) so that it can be recalled in the future.