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| having a low threshold of sensation or feeling |
| a contracting muscle whose action is opposed by another muscle |
arterial ar·te·ri·al (är-tēr'ē-əl)
adj.
Of or relating to one or more arteries or to the entire system of arteries.
Of, relating to, or being the bright red oxygenated blood in the arteries.
| artery (är'tə-rē) Pronunciation Key
Any of the blood vessels that carry oxygenated blood away from the heart to the body's cells, tissues, and organs. Arteries are flexible, elastic tubes with muscular walls that expand and contract to pump blood through the body. arterial adjective (är-tîr'ē-əl) |