respiratory pigments


res·pi·ra·to·ry pig·'ments

the oxygen-carrying (colored) substances in blood and tissues (hemoglobin, myoglobin, hemocyanin, etc.).

res·pi·ra·to·ry pig·ments

(res'pir-ă-tōr-ē pig'mĕnts) The oxygen-carrying (colored) substances in blood and tissues (e.g., hemoglobin, myoglobin, hemocyanin).