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Vein: a blood vessel that carries blood from the capillaries toward the heart; all veins except the pulmonary carry unaerated blood
Source: WordNet 2.1
Vein : vessel carrying blood towards the heart.
Vein : The vessels carrying blood toward the heart.
Source: MESH OBO (Open Biomedical Ontologies)
Veins carry deoxygenated blood to the lungs to pick up more oxygen, and then back to the heart once again.
Vein: A blood vessel that carries blood toward the heart. (Source: excerpt from Kidney Failure Glossary: NIDDK)
Condition count: 7 ; see list below.
Organs: list of all organs
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