Nervous System

Science / Biology / Nervous System: One of eleven major body organ systems in animals; coordinates and controls actions of internal organs and body systems, receives and processes sensory information from the external environment, and coordinates short-term reactions to these stimuli.

Other Words for Nervous

Nervous Noun Synonyms: highly-strung, excitable, sensitive, tense, agitated, wrought up, worked up, upset, flustered, ruffled, disturbed, perturbed, distressed, worried, anxious, troubled, concerned, disquieted, edgy, on edge, on tenterhooks, fidgety, fretful, uneasy, apprehens
Nervous Adjective Synonyms: difficult, tense, critical

Other Words for System

System Noun Synonyms: scheme, method, approach, modus operandi, way, procedure, methodology, technique, plan, process, practice, routine
System Adjective Synonyms: organized whole, organization, set, group, combination, structure, arrangement, pattern, set-up

Sympathetic Nervous System

Health / Fitness / Sympathetic Nervous System: Part of the autonomic nervous system that prepares the body for activity by speeding up the heart rate. MORE

Sympathetic System

Science / Biology / Sympathetic System: The subdivision of the autonomic nervous system that dominates in stressful or emergency situations and prepares the body for strenuous physical activity, e.g., causing the heart to beat faster. MORE

Central Nervous System (CNS)

Science / Biology / Central Nervous System (CNS): The division of the nervous system that includes the brain and spinal cord. MORE

Somatic Nervous System

Science / Biology / Somatic Nervous System: The portion of the peripheral nervous system consisting of the motor neuron pathways that innervate skeletal muscles. MORE

Parasympathetic Nervous System

Health / Fitness / Parasympathetic Nervous System: Branch of the autonomic nervous system that slows the heart rate. MORE

Peripheral Nervous System

Science / Biology / Peripheral Nervous System: The division of the nervous system that connects the central nervous system to other parts of the body. Components of the nervous system that transmit messages to the central nervous system. MORE