sympathetic trunk


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Related to sympathetic trunk: sympathetic trunk ganglia

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 ?
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
Microscopic differences between the sciatic nerve and the thoracic sympathetic trunk in the dog.
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.
Sympathetic trunks should be identified and protected, when dissection of prevertebral fascia is performed during anterior cervical surgeries.
The nerve was not a direct upwards continuation of the cervical sympathetic trunk and ran caudodorsally very closely alongside with the extra-cranial segment of the internal carotid artery over medial surface of the tympanic bulla to enter the cranial cavity through the petrooccipital fissure (Fig.
Laryngeal branch: In 30 % of the cases, a long branch (20 mm in length) took origin from the rostroventral end of the CCG close to the point of entry of the sympathetic trunk and joined the site of the origin of the cranial laryngeal nerve from the vagus nerve (Fig.
The sympathetic trunk and splanchnic nerves are commonly affected by anterior osteophytes of the vertebral column (Nathan, 1987).
Thoracic Sympathetic Trunk Compressions by Osteophytes Associated with Arthritis of Costovertebral Joint.