Examlex
List three ways to lock down your workstation each time you step away from your desk.
Reflexes
Automatic, involuntary responses to certain stimuli that serve protective roles, such as the knee-jerk reflex.
Chemical Messenger
Substances in the body such as hormones and neurotransmitters that transmit signals from one cell to another.
Mood
A temporary state of emotion or feeling that can influence an individual's perception, behavior, and well-being.
Sleep
Periodic, natural loss of consciousness—as distinct from unconsciousness resulting from a coma, general anesthesia, or hibernation.
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