parasympathetic nervous system is also termed as?
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The parasympathetic nervous system is one of three divisions of the autonomic nervous system. Sometimes called the rest and digest system, the parasympathetic system conserves energy as it slows the heart rate, increases intestinal and gland activity, and relaxes sphincter muscles in the gastrointestinal tract.
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Parasympathetic Nervous System. The parasympathetic nervous system is composed mainly of the cranial and sacral spinal nerves. The preganglionic neurons, arising from either the brain or sacral spinal cord, synapse with just a few postganglionic neurons which are located in or near the effector organ (muscle or gland).
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Specifically, the parasympathetic nervous system cranially is concerned with three of the cranial nerves, which will be dealt with in turn in greater detail throughout this book. The cranial nerves involved in the parasympathetic nervous system are the oculomotor, facial, glossopharyngeal, and vagus nerves.
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Introduction. The autonomic nervous system is a component of the peripheral nervous system that regulates involuntary physiologic processes including heart rate, blood pressure, respiration, digestion, and sexual arousal. It contains three anatomically distinct divisions: sympathetic, parasympathetic and enteric.
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The parasympathetic system is active while we are at rest, and is primarily associated with digestive system responses. The sympathetic system operates under conditions of fear, anger, excitement, action, or stress. It stimulates circulatory, respiratory and muscular functions that are typical of these conditions.
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Description. The autonomic nervous system (also known as the visceral nervous system and vegetative nervous system) combines with the somatic nervous system to form the efferent (i.e., outgoing) division of the peripheral nervous system.
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The parasympathetic nervous system is characterized by peripheral ganglia near the: organs and by short postganglionic fibers. organs and by long postganglionic fibers.
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The autonomic nervous system is regulated by integrated reflexes through the brainstem to the spinal cord and organs. ... The sympathetic nervous system is often considered the "fight or flight" system, while the parasympathetic nervous system is often considered the "rest and digest" or "feed and breed" system.
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The parasympathetic nervous system is characterized by long preganglionic and very short postganglionic nerves and, with only a few exceptions, an absence of well-defined, anatomically distinct ganglia.
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The parasympathetic nervous system is one of the two main divisions of the autonomic nervous system (ANS). Its general function is to control homeostasis and the body's rest-and-digest response. ... Its general action is to mobilize the body's fight-or-flight response.
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The autonomic nervous system comprises of two parts- the sympathetic and parasympathetic nervous system. The sympathetic nervous system activates the fight or flight response during a threat or perceived danger, and the parasympathetic nervous system restores the body to a state of calm.
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The parasympathetic division is also called the craniosacral division because its preganglionic neurons are housed within nuclei in the brainstem and within the lateral gray matter of the S2−S4 spinal cord segments. Match the nerve with the parasympathetic effector organs it innervates.
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The two divisions of the autonomic nervous system are the sympathetic division and the parasympathetic division. The sympathetic system is associated with the fight-or-flight response, and parasympathetic activity is referred to by the epithet of rest and digest. Homeostasis is the balance between the two systems.
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Sympathetic nervous system: A part of the nervous system that serves to accelerate the heart rate, constrict blood vessels, and raise blood pressure. The sympathetic nervous system and the parasympathetic nervous system constitute the autonomic nervous system.
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The autonomic nervous system has three branches: the sympathetic nervous system, the parasympathetic nervous system and the enteric nervous system.
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The parasympathetic nervous system calms the body and conserves energy. It is responsible for our rest and digest response.
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The parasympathetic nervous system is characterized by peripheral ganglia near the: organs and by short postganglionic fibers. ... spinal cord and by short postganglionic fibers. spinal cord and by long postganglionic fibers.