parasympathetic nervous system
معنی فارسی
دستگاه عصبي پاراسمپاتيک
ریشه و کاربرد
ریشه
The term 'parasympathetic' refers to the parasympathetic division of the autonomic nervous system. The words 'nervous system' describe the network of nerves that transmit signals throughout the body.
مثال
- The parasympathetic nervous system helps maintain homeostasis by counteracting the fight-or-flight response.
- During sleep, the parasympathetic nervous system dominates, promoting restorative processes.
- Stimulation of the parasympathetic nervous system can lower heart rate and blood pressure.
ترکیبهای رایج
Parasympathetic nervous system Maintain homeostasis Counteract the fight-or-flight response Lower heart rate Activated when in a state of relaxation
تعریف انگلیسی
noun
- originates in the brain stem and lower part of the spinal cord; opposes physiological effects of the sympathetic nervous system: stimulates digestive secretions; slows the heart; constricts the pupils; dilates blood vessels