vagal trunk

vagal trunk

n.

Either of two nerve bundles into which the esophageal plexus continues as it passes through the diaphragm.

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trunk

1. the main part, as the part of the body to which the head and limbs are attached, or a larger structure (e.g. vessel or nerve) from which smaller divisions or branches arise, or which is created by their union.

2. the extended nose of the elephant, containing many muscles giving it extraordinary strength and mobility. Anatomically it includes the nose and upper lip. There is a single finger-like papilla on the dorsal part of the tip in the Asian elephant and two papillae on the African elephant.

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bicarotid trunk

a short artery which is the origin of the common carotid arteries in ungulates.

brachiocephalic trunk

see Table 9.

celiac trunk

the arterial trunk arising from the abdominal aorta and giving origin to the left gastric, common hepatic, and splenic arteries; see Table 9.

costocervical trunk

a branch of the subclavian artery; see Table 9.

lumbar lymph trunk

a plexus of lymph vessels on the roof of the abdomen; drain into the cisterna chyli.

lumbosacral trunk

a nerve trunk formed by union of the ventral branches of the lumbar and sacral nerves; see also Table 9.

pudendoepigastric trunk

see Table 9.

pulmonary trunk

a vessel arising from the conus arteriosus of the right ventricle and bifurcating into the right and left pulmonary arteries; see also Table 9.

sympathetic trunk

see sympathetic trunk.

vagal trunk

see dorsal, ventral vagal trunks in Table 14.