Nervous system, sympathetic
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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- Neti-pot
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- Neural
Having to do with nerve cells (neurons).
- Neural tube defect
A major birth defect caused by abnormal development of the neural tube, the structure that is present during embryonic life that gives rise to the central nervous system. Abbreviated NTD. NTDs are among the most common birth defects resulting in infant death and serious disability. There are a number of different types of NTDs, including […]
- Neuralgia
Pain along the course of a nerve.
- Neuralgia, ciliary
Characterized by the absence of sustained periods of remission, chronic cluster headache may start with no past history of cluster headaches, or it may emerge several years after the patient has experienced an episodic pattern of cluster headaches. The episodic and acute forms of cluster headache may transform into one another, so it seems most […]