vein

1. A blood vessel that carries blood from the capillaries toward the heart (synset 105426061)
   "all veins except the pulmonary vein carry unaerated blood"
   is a type of: blood vessel - a vessel in which blood circulates
   subtypes:

   • accessory cephalic vein, vena cephalica accessoria - a vein that passes along the radial edge of the forearm and joins the cephalic vein near the elbow
   • accessory hemiazygos vein, accessory hemiazygous vein, vena hemiazygos accessoria - a vein formed by the union of the 4th to 7th posterior intercostal veins; empties into the azygos vein
   • accessory vertebral vein, vena vertebralis accessoria - a vein that accompanies the vertebral vein but passes through the foramen of the transverse process of the 7th cervical vertebra and empties into the brachiocephalic vein
   • accompanying vein, vena comitans - a vein accompanying another structure; a vein may accompany an artery in such a way that the arterial pulses aid venous return
   • anastomotic vein, vena anastomotica - either of two communicating veins serving the brain
   • angular vein, vena angularis - a short vein formed by the supraorbital vein and the supratrochlear vein and continuing as the facial vein
   • anterior vertebral vein, vena vertebralis anterior - a vein that accompanies the ascending cervical artery and opens into the vertebral vein
   • appendicular vein, vena appendicularis - a vein that accompanies the appendicular artery and empties into the ileocolic vein
   • arcuate vein of the kidney, vena arcuata renis - veins that receive blood from interlobular veins of kidney and rectal venules
   • auricular vein, vena auricularis - one of two veins serving the ear region
   • axillary vein, vena axillaris - a continuation of the basilic vein and brachial vein that becomes the subclavian vein
   • azygos vein, azygous vein, vena azygos - one of a system of veins that drain the thoracic and abdominal walls; arises as a continuation of the right ascending lumbar vein and terminates in the superior vena cava
   • basal vein, vena basalis - a large vein passing along the medial surface of the temporal lobe and emptying into the great cerebral vein
   • basilic vein, vena basilica - a vein that drains the back of the hand and forearm and empties into the axillary vein
   • basivertebral vein, vena basivertebralis - one of a number of veins draining the spongy substance of the vertebrae and emptying into the anterior internal vertebral venous plexus
   • brachial vein, vena brachialis - two veins in either arm that accompany the brachial artery and empty into the axillary vein
   • brachiocephalic vein, innominate vein, vena brachiocephalica - veins formed by the union of the internal jugular and subclavian veins
   • bronchial vein, vena bronchialis - veins serving the bronchi; empty into the azygos vein
   • cardinal vein - any of the major venous channels in primitive adult vertebrates and in embryos of higher vertebrates
   • central veins of liver, venae centrales hepatis - terminal branches of the hepatic veins that lie in the hepatic lobules and receive blood from the liver sinusoids
   • central vein of retina, vena centrales retinae - vein formed by the union of the retinal veins; accompanies central arteries of the retina in the optic nerve
   • central vein of suprarenal gland, vena centralis glandulae suprarenalis - a single draining vein; on the right it empties into the inferior vena cava; on the left it empties into the left renal vein
   • cephalic vein, vena cephalica - a large vein of the arm that empties into the axillary vein
   • cerebellar vein, vena cerebellum - the veins draining the cerebellum
   • cerebral vein, vena cerebri - any of several veins serving the cerebral hemispheres of the brain
   • cervical vein, deep cervical vein, vena cervicalis profunda - a vein that accompanies an artery of the same name
   • choroid vein, vena choroidea - either of two veins serving the choroid coat of the eye
   • ciliary veins, venae ciliares - small veins coming from the ciliary body
   • circumflex vein, vena circumflexa - any of several curved parallel veins accompanying arteries of the same name
   • clitoral vein, vena clitoridis - veins that serve the clitoris
   • colic vein, vena colica - vein serving the large intestine
   • common facial vein - vein formed by union of facial vein and the retromandibular vein and emptying into the jugular vein
   • conjunctival veins, venae conjunctivales - veins draining the conjunctiva
   • costoaxillary vein - one of several veins connecting intercostal veins with the lateral thoracic vein or the thoracoepigastric vein
   • cutaneous vein, vena cutanea - one of a number of veins in the subcutaneous tissue that empty into deep veins
   • cystic vein, vena cystica - vein that drains the gallbladder
   • digital vein, vena digitalis - one of the veins serving the fingers or toes
   • diploic vein, vena diploica - one of the veins serving the spongy part of the cranial bones
   • dorsal scapular vein, vena scapularis dorsalis - vein that is a tributary of the subclavian vein or external jugular vein and accompanies the descending scapular artery
   • emissary vein, vena emissaria - one of several connecting veins in the scalp and head that drain blood from sinuses in the dura mater to veins outside the skull
   • epigastric vein - veins serving the anterior walls of the abdomen
   • esophageal veins, oesophageal veins, venae esophageae - small veins from the esophagus emptying into the brachiocephalic vein or the azygos veins
   • ethmoidal vein, vena ethmoidalis - veins that drain the ethmoidal sinuses and empty into the superior ophthalmic vein
   • external nasal vein, vena nasalis externa - one of the veins that drain the external nose and empty into the angular or facial vein
   • facial vein, vena facialis - any of several veins draining the face
   • femoral vein, vena femoralis - a vein that accompanies the femoral artery in the same sheath; a continuation of the popliteal vein; becomes the external iliac vein
   • gastric vein, vena gastrica - one of several veins draining the stomach walls
   • gastroepiploic vein, gastroomental vein, vena gastroomentalis - one of two veins serving the great curvature of the stomach
   • genicular vein, vena genus - veins that drain blood from structures around the knee; empty into the popliteal vein
   • gluteal vein, vena gluteus - veins draining the gluteal muscles on either side of the body
   • hemizygos vein, hemizygous vein, vena hemizygos - a continuation of the left ascending lumbar vein; crosses the midline at the 8th vertebra and empties into the azygos vein
   • hemorrhoidal vein, rectal vein, vena rectalis - any of several veins draining the walls of the anal canal and rectum
   • hepatic vein, vena hepatica - a vein that drains the liver; empties into the vena cava
   • ileocolic vein, vena ileocolica - a vein that drains the end of the ileum and the appendix and the cecum and the lower part of the ascending colon
   • iliac vein, vena iliaca - one of three veins draining the pelvic area
   • iliolumbar vein, vena iliolumbalis - a branch of the internal iliac vein
   • intercapitular vein, vena intercapitalis - veins connecting the dorsal and palmar veins of the hand or the dorsal and plantar veins of the foot
   • intercostal vein, vena intercostalis - several veins draining the intercostal spaces of the rib cage
   • intervertebral vein, vena intervertebralis - one of several veins accompanying spinal nerves
   • jugular, jugular vein, vena jugularis - veins in the neck that return blood from the head
   • labial vein, vena labialis - a vein draining the lips of the mouth
   • labial vein, vena labialis - veins draining the lips of the vulva
   • internal auditory vein, labyrinthine vein - veins that drain the inner ear
   • lacrimal vein, vena lacrimalis - drains the lacrimal gland; empties into the superior ophthalmic vein
   • laryngeal vein, vena laryngea - one of two veins draining the larynx
   • lingual vein, vena lingualis - a vein that receives blood from the tongue and the floor of the mouth and empties into the internal jugular or the facial vein
   • lumbar vein, vena lumbalis - veins that drain the posterior body wall and the lumbar vertebral venous plexuses
   • maxillary vein, vena maxillaris - posterior continuation of the pterygoid plexus; joins the superficial temporal vein to form the retromandibular vein
   • meningeal veins, venae meningeae - veins at accompany the meningeal arteries
   • mesenteric vein, vena mesenterica - a tributary of the portal vein passing from the intestine between the two layers of mesentery
   • metacarpal vein, vena metacarpus - dorsal and palmar veins of the hand
   • metatarsal vein, vena metatarsus - dorsal and plantar branches of veins serving the metatarsal region of the foot
   • musculophrenic vein, vena musculophrenica - veins that drain the upper abdominal wall and the lower intercostal spaces and the abdomen
   • nasofrontal vein, vena nasofrontalis - a vein located in the anterior medial part of the orbit; connects the superior ophthalmic with the angular vein
   • oblique vein of the left atrium, vena obliqua atrii sinistri - a tributary of the coronary sinus; on the posterior wall of the left atrium
   • obturator vein, vena obturatoria - a vein formed by the union of tributaries that drain the hip joints and thigh muscles; empties into the internal iliac vein
   • occipital vein, vena occipitalis - a vein that drains the occipital region
   • ophthalmic vein, vena ophthalmica - either of two veins that serve the eye; empties into the cavernous sinus
   • ovarian vein, vena ovarica - one of the veins that drain the ovaries; the right opens into the inferior vena cava; the left opens into the left renal vein
   • palatine vein, vena palatina - a vein that drains the region of the palate and empties into the facial vein
   • pancreatic vein, venae pancreatica - veins draining the pancreas and emptying into the superior mesenteric and splenic veins
   • paraumbilical vein, vena paraumbilicalis - small veins arising in skin around the navel; terminate as accessory portal veins
   • parotid vein - parotid branches of the facial vein; they drain part of the parotid gland and empty into the retromandibular vein
   • pectoral vein, vena pectoralis - veins that drain the pectoral muscles and empty into the subclavian vein
   • perforating vein, vena perforantis - veins that accompany the perforating arteries; drain leg muscles; empty into the deep femoral vein
   • pericardial vein, vena pericardiaca - several small veins from the pericardium
   • fibular vein, peroneal vein, vena peroneus - accompany the peroneal arteries; arising in the heel and running up the back of the leg to join the posterior tibial veins of the popliteal vein
   • pharyngeal vein, vena pharyngeus - veins from the pharyngeal plexus that empty into the internal jugular vein
   • phrenic vein, vena phrenica - either of two veins that drain the diaphragm
   • popliteal vein, vena poplitea - a vein arising in the knee and ascending to become the femoral vein
   • hepatic portal vein, portal, portal vein, vena portae - a short vein that carries blood into the liver
   • posterior vein of the left ventricle, vena posterior ventriculi sinistri - arises near the apex of the heart and empties into the coronary sinus
   • prepyloric vein, vena pylorica - a tributary of the right gastric vein
   • pudendal vein, venae pudendum - vein of the pudendum
   • pulmonary vein, vena pulmonalis - any of four veins that carry arterial blood from the lungs to the left atrium of the heart
   • radial vein, vena radialis - superficial veins ascending the radial side of the forearm; combines with the ulnar veins to form the brachial vein
   • renal vein, vena renalis - veins that accompany renal arteries; open into the vena cava at the level of the 2nd lumbar vertebra
   • sacral vein, vena sacralis - vein of the sacral region
   • saphenous vein, vena saphena - either of two chief superficial veins of the leg that drain blood from the foot
   • scleral veins, venae sclerales - tributaries of the anterior ciliary veins that drain the sclera of the eye
   • scrotal vein, vena scrotalis - veins passing from the scrotum to the pudendal veins
   • sigmoid vein, vena sigmoideus - tributaries of the inferior mesenteric vein; drains the sigmoid colon
   • spinal vein, vena spinalis - veins that drain the spinal cord
   • splenic vein, vena lienalis - a vein formed by several small veins on the surface of the spleen; joins the superior mesenteric to form the portal vein
   • sternocleidomastoid vein, vena sternocleidomastoidea - drains the sternocleidomastoid muscle; empties into the internal jugular vein
   • stylomastoid vein, vena stylomastoidea - a vein that drains the tympanic cavity and empties into the retromandibular vein
   • subclavian vein, vena subclavia - a continuation of the axillary vein; joins the internal jugular to form the brachiocephalic vein
   • sublingual vein, vena sublingualis - a tributary of the lingual vein
   • supraorbital vein, vena supraorbitalis - drains the front of the scalp; unites with the supratrochlear vein to form the angular vein
   • supratrochlear vein, vena supratrochlearis - drains the front of the scalp; unites with the supraorbital vein to form the angular vein
   • temporal vein, vena temporalis - any of several veins draining the temporal region
   • testicular vein, vena testicularis - a vein from the testicles
   • thalamostriate vein - a vein serving the thalamus and corpus striatum
   • thoracoepigastric vein, vena thoracoepigastrica - a vein arising from the region of the superficial epigastric vein and opening into the axillary vein or thoracic vein
   • thoracic vein, vena thoracica - veins that drain the thoracic walls
   • thyroid vein, vena thyroidea - any of several small veins draining blood from the thyroid area
   • tibial vein, vena tibialis - veins of the lower leg; empty into the popliteal vein
   • tracheal vein, vena trachealis - several small veins from the trachea
   • tympanic vein - veins from the tympanic cavity that empty into the retromandibular vein
   • ulnar vein, vena ulnaris - any of several veins of the forearm
   • umbilical vein, vena umbilicalis - a vein in the umbilical cord; returns nutrient blood from the placenta to the fetus
   • uterine vein - one of two veins on each side that arise from the uterine plexus and empty into the internal iliac vein
   • varicose vein - a vein that is permanently dilated; most common in the legs
   • vena bulbi penis - vein of the head of the penis; tributary of the internal pudendal vein that drains the perineum
   • vena canaliculi cochleae - vein of the cochlear canal
   • vein of penis - a vein serving the penis
   • vena bulbi vestibuli - vein of the vestibular bulb
   • vena cava - either of two large veins that return oxygen-depleted blood to the right atrium of the heart
   • venae palpebrales - veins of the eyelids
   • venae interlobulares hepatis - interlobular veins of the liver
   • venae renis - veins of the kidney; drain the kidney into the renal vein
   • vena vertebralis, vertebral vein - a vein that goes through the foramina of the cervical vertebrae and forms a plexus around the vertebral artery; empties into the brachiocephalic vein
   • vena vesicalis, vesical vein - veins that drain the vesical plexus and join the internal iliac veins
   • vena vestibularis, vestibular vein - veins that drain the saccule and utricle
   • vena vorticosum, vortex vein, vorticose vein - a vein formed by branches from the back surface of the eye and the ciliary body; empties into the ophthalmic veins
   • capillary vein, venula, venule - a minute vein continuous with a capillary
   is a part of: cardiovascular system, circulatory system - the organs and tissues involved in circulating blood and lymph through the body
   same as: vena, venous blood vessel
2. A distinctive style or manner (synset 107103814)
   "he continued in this vein for several minutes"
   is a type of: expressive style, style - a way of expressing something (in language or art or music etc.) that is characteristic of a particular person or group of people or period
3. Any of the vascular bundles or ribs that form the branching framework of conducting and supporting tissues in a leaf or other plant organ (synset 113118945)
   is a type of: fibrovascular bundle, vascular bundle, vascular strand - a unit strand of the vascular system in stems and leaves of higher plants consisting essentially of xylem and phloem
   subtypes: midrib, midvein - the vein in the center of a leaf
   same as: nervure
4. A layer of ore between layers of rock (synset 109493352)
   is a type of: formation, geological formation - (geology) the geological features of the earth
   subtypes: bonanza - an especially rich vein of precious ore
   same as: mineral vein
5. One of the horny ribs that stiffen and support the wing of an insect (synset 102471366)
   is a type of: rib - a riblike supporting or strengthening part of an animal or plant
   same as: nervure

1. Make a veinlike pattern (synset 201700245)
   is a type of: stain - color with a liquid dye or tint

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