Autonomic nervous system

division of the peripheral nervous system

seventh cranial nerve

9th cranial nerve, mixed nerve that carries afferent sensory and efferent motor information

Dysautonomia, autonomic failure, or autonomic dysfunction is a condition in which the autonomic nervous system (ANS) does not work properly. This condition may affect the functioning of the heart, bladder, intestines, sweat glands, pupils, and blood vessels. Dysautonomia has many causes, not all of which may be classified as neuropathic. A number of conditions can feature dysautonomia, such as Parkinson's disease, Long COVID, multiple system atrophy, dementia with Lewy bodies, Ehlers–Danlos syndromes, autoimmune autonomic ganglionopathy and autonomic neuropathy, HIV/AIDS, mitochondrial cytopat

alternating partial congestion and decongestion of the nasal cavities in humans and other animals

400px|thumb|Flowchart showing baroreceptor reflex

cluster of nerve cell bodies in the autonomic nervous system

Type of nerve in the human body

thumb|right|Piloerection (goose bumps), the physical part of frisson Frisson ( , ; French for "shiver"), also known as aesthetic chills or psychogenic shivers, is a psychophysiological response to rewarding stimuli (including music, films, stories, people, photos, and rituals) that often induces a pleasurable or otherwise positively-valenced affective state and transient paresthesia (skin tingling or chills), sometimes along with piloerection (goose bumps) and mydriasis (pupil dilation). The sensation can occur as a mildly to moderately pleasurable emotional response to music with skin tingli

nerve fibers connecting the central nervous system to a ganglion

fibers from the ganglion to the effector organ

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ternal biological process referring to the activity of the vagus nerve, which originates in the medulla oblongata of the brainstem

autonomic nervous system nerve fiber