sleep drive

the basic physiological urge to sleep, which varies throughout the day but typically is strongest (for adults) between 2 to 4 a.m. and between 1 to 3 p.m. It appears to be governed in part by the hypothalamus and the reticular activating system.

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Psychology term of the day

December 26th 2024

thought insertion

a delusion in which the individual believes that thoughts have been irresistibly forced into his or her mind and ascribes these thoughts to outside sources.