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Cyanosis is the change of body tissue color to a bluish-purple hue, as a result of decrease in the amount of oxygen bound to the hemoglobin in the red blood cells of the capillary bed. [1] Cyanosis is apparent usually in the body tissues covered with thin skin, including the mucous membranes, lips, nail beds, and ear lobes. [1]
Acrocyanosis. Acrocyanosis is persistent blue or cyanotic discoloration of the extremities, most commonly occurring in the hands, although it also occurs in the feet and distal parts of face. [1][2][3][4] Although described over 100 years ago and not uncommon in practice, the nature of this phenomenon is still uncertain. [5] The very term ...
of or pertaining to the (blood) veins, a vein Greek φλέψ, φλεβ-(phléps, phleb-), blood-vessel, vein phlebography, phlebotomy-phobia: exaggerated fear, sensitivity, aversion Greek φόβος (phóbos), terror, fear, flight, panic arachnophobia: phon-sound Greek φωνή (phōnḗ) phonograph, symphony phos-
Cyanotoxin. Green scum produced by and containing cyanobacteria, washed up on a rock in California during an algal bloom. Cyanotoxins are toxins produced by cyanobacteria (also known as blue-green algae). Cyanobacteria are found almost everywhere, but particularly in lakes and in the ocean where, under high concentration of phosphorus ...
Brilliant greenish blue. B: Normalized to [0–255] (byte) In color printing, the shade of cyan called process cyan or pigment cyan is one of the three primary pigment colors which, along with yellow and magenta, constitute the three subtractive primary colors of pigment. (The secondary colors of pigment are blue, green and red.)
Chrysocolla has a cyan (blue-green) color and is a minor ore of copper, having a hardness of 2.5 to 7.0. It is of secondary origin and forms in the oxidation zones of copper ore bodies. Associated minerals are quartz, limonite, azurite, malachite, cuprite, and other secondary copper minerals. It is typically found as botryoidal or rounded ...
Cyan (/ ˈ s aɪ. ə n,-æ n /) [1] [2] [3] is the color between blue and green on the visible spectrum of light. [ 4 ] [ 5 ] It is evoked by light with a predominant wavelength between 500 and 520 nm , between the wavelengths of green and blue.
ROYGBIV is an acronym for the sequence of hues commonly described as making up a rainbow: red, orange, yellow, green, blue, indigo, and violet. When making an artificial rainbow, glass prism is used, but the colors of "ROY-G-BIV" are inverted to VIB-G-YOR". There are several mnemonics that can be used for remembering this color sequence, such ...