sympathetic trunk

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trunk

 [trungk]
1. the part of the body to which the head and limbs are attached; called also torso.
2. a larger structure, such as a vessel or nerve, from which smaller divisions or branches arise, or that is created by their union. adj., adj trun´cal.
brachiocephalic trunk truncus brachiocephalicus.
celiac trunk the arterial trunk arising from the abdominal aorta and giving origin to the left gastric, common hepatic, and splenic arteries.
encephalic trunk brainstem.
lumbosacral trunk a trunk formed by union of the lower part of ventral branch of the fourth lumbar nerve with the ventral branch of the fifth lumbar nerve.
lymphatic t's the lymphatic vessels (right or left lumbar, intestinal, right or left bronchomediastinal, right or left subclavian, and right or left jugular trunks) that drain lymph from various regions of the body into the right lymphatic or thoracic duct.
pulmonary trunk a vessel arising from the conus arteriosus of the right ventricle and bifurcating into the right and left pulmonary arteries.
sympathetic trunk two long ganglionated nerve strands, one on each side of the vertebral column, extending from the base of the skull to the coccyx.

sym·pa·thet·ic trunk

[TA]
one of the two long ganglionated nerve strands alongside the vertebral column that extend from the base of the skull to the coccyx; they are connected to each spinal nerve by gray rami and receive fibers from the spinal cord through white rami connecting with the thoracic and upper lumbar spinal nerves.

sym·pa·thet·ic trunk

(sim'pă-thet'ik trŭngk) [TA]
One of the two long, ganglionated nerve strands alongside the vertebral column that extend from the base of the skull to the coccyx; they are connected to each spinal nerve by gray rami and receive fibers from the spinal cord through white rami connecting with the thoracic and upper lumbar spinal nerves.
Synonym(s): truncus sympathicus [TA] .
References in periodicals archive ?
The distribution of 27 nerve of origins was 10 (37%) vagus nerves, 6 (22%) sympathetic trunks, 5 (19%) cervical plexuses, 3 (11%) brachial plexuses, 2 (7%) hypoglossal nerves, and 1 (4%) accessory nerve (Figure 2).
This system in teleosts consists of sympathetic ganglia associated with the corresponding spinal nerves, a pair of sympathetic trunks connecting the sympathetic ganglia and the splanchnic nerves.
Sympathetic trunks should be identified and protected, when dissection of prevertebral fascia is performed during anterior cervical surgeries.
The segmental character of the sympathetic trunk is well marked in the cervical region in embryos of 20 - 22 mm length.
The sympathetic trunk extends from the base of skull to the coccyx along the anterolateral aspect of the vertebral column.
This was contrary to Oliver G and Tarnus (1958) statement, "Stellate ganglion gets its original form from embryonic sympathetic trunk without any coalescence or fusion of many ganglia." The ganglionated mass extended down upto the neck of 2nd rib in 2 (14.3%) cases.
The segmental character of the sympathetic trunk is well marked below the cervical region in human embryos of 15 mm length and in the cervical region in embryos of 20-22 mm length, resulting in the clear demarcation of cervical sympathetic ganglia.
Neuroanatomy and clinical analysis of the cervical sympathetic trunk and longus colli.
Neuroanatomy of cervical sympathetic trunk: a cadaveric study.
An analysis of the sympathetic trunk and rami in the cervical and upper thoracic regions in man.
Surgical anatomy of the cervical sympathetic trunk. Clinical Anatomy 2005;18(3):179-85.
Left Cervical Sympathetic Trunk with Vertebral Ganglion