English > vein: 6 senses > noun 1, body| Meaning | A blood vessel that carries blood from the capillaries toward the heart. |
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| Example | "all veins except the pulmonary vein carry unaerated blood" |
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| Synonyms | vena, venous blood vessel |
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| Part of | circulatory system, cardiovascular system | The organs and tissues involved in circulating blood and lymph through the body |
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| Narrower | 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 |
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| accessory hemiazygos vein, accessory hemiazygous vein, vena hemiazygos accessoria | A vein formed by the union of the 4th to 7th posterior intercostal veins |
| 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 |
| 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 |
| 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 |
| cardinal vein | Any of the major venous channels in primitive adult vertebrates and in embryos of higher vertebrates |
| central vein of retina, vena centrales retinae | vein formed by the union of the retinal veins |
| central vein of suprarenal gland, vena centralis glandulae suprarenalis | A single draining vein |
| 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 |
| 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 |
| gastric vein, vena gastrica | One of several veins draining the stomach walls |
| gastroomental vein, gastroepiploic 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 |
| 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 |
| 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 |
| 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 vein, vena jugularis, jugular | 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 |
| labyrinthine vein, internal auditory vein | veins that drain the inner ear |
| lacrimal vein, vena lacrimalis | drains the lacrimal gland |
| 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 |
| 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 |
| oblique vein of the left atrium, vena obliqua atrii sinistri | A tributary of the coronary sinus |
| obturator vein, vena obturatoria | A vein formed by the union of tributaries that drain the hip joints and thigh muscles |
| occipital vein, vena occipitalis | A vein that drains the occipital region |
| ophthalmic vein, vena ophthalmica | Either of two veins that serve the eye |
| ovarian vein, vena ovarica | One of the veins that drain the ovaries |
| 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 |
| parotid vein | parotid branches of the facial 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 |
| pericardial vein, vena pericardiaca | Several small veins from the pericardium |
| peroneal vein, fibular vein, vena peroneus | Accompany the peroneal arteries |
| 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 |
| portal vein, hepatic portal vein, portal, 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 |
| renal vein, vena renalis | veins that accompany renal arteries |
| 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 |
| 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 |
| sternocleidomastoid vein, vena sternocleidomastoidea | drains the sternocleidomastoid muscle |
| 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 |
| sublingual vein, vena sublingualis | A tributary of the lingual vein |
| supraorbital vein, vena supraorbitalis | drains the front of the scalp |
| supratrochlear vein, vena supratrochlearis | drains the front of the scalp |
| 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 |
| thoracic vein, vena thoracica | veins that drain the thoracic walls |
| thoracoepigastric vein, vena thoracoepigastrica | A vein arising from the region of the superficial epigastric vein and opening into the axillary vein or thoracic vein |
| thyroid vein, vena thyroidea | Any of several small veins draining blood from the thyroid area |
| tibial vein, vena tibialis | veins of the lower leg |
| 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 |
| 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 |
| vein of penis | A vein serving the penis |
| vena bulbi penis | vein of the head of the penis |
| vena bulbi vestibuli | vein of the vestibular bulb |
| vena canaliculi cochleae | vein of the cochlear canal |
| vena cava | Either of two large veins that return oxygen-depleted blood to the right atrium of the heart |
| venae interlobulares hepatis | interlobular veins of the liver |
| venae palpebrales | veins of the eyelids |
| venae renis | veins of the kidney |
| venule, venula, capillary vein | A minute vein continuous with a capillary |
| vertebral vein, vena vertebralis | A vein that goes through the foramina of the cervical vertebrae and forms a plexus around the vertebral artery |
| vesical vein, vena vesicalis | veins that drain the vesical plexus and join the internal iliac veins |
| vestibular vein, vena vestibularis | veins that drain the saccule and utricle |
| vortex vein, vorticose vein, vena vorticosum | A vein formed by branches from the back surface of the eye and the ciliary body |
| Broader | blood vessel | A vessel in which blood circulates |
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| Spanish | vena |
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| Catalan | vena |
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| Adjectives | arteriovenous | connecting an artery to a vein |
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| intravenous, endovenous | within or by means of a vein |
| venous | of or contained in or performing the function of the veins / veins |
