| Name: | sympathetic nervous system |
|---|---|
| Synonyms: | |
| Definition: | Autonomic nervous system that originates beginning at the thoracic and lumbar areas of the spinal cord. Sympathetic neurons are primarily adrenergic producing the neurotransmitter noradrenalin along with other neuropeptides. |
| Ontology: | Anatomy Ontology [ZFA:0001576] |
| Name: | norepinephrine secreting cell |
|---|---|
| Synonyms: | noradrenergic cell, norepinephrin secreting cells |
| Definition: | A cell capable of producting norepinephrine. Norepinephrine is a catecholamine with multiple roles including as a hormone and a neurotransmitter. In addition, epinephrine is synthesized from norepinephrine by the actions of the phenylethanolamine N-methyltransferase enzyme. |
| Ontology: | Anatomy Ontology [ZFA:0009214] |