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Retinal Photoreceptor Cell Outer Segment

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Definition: The light sensitive outer portion of a retinal rod or a cone photoreceptor cell. The outer segment contains a stack of disk membranes laden with photoreceptive pigments (RETINAL PIGMENTS). The outer segment is connected to the inner segment by a PHOTORECEPTOR CONNECTING CILIUM.     
Examples Rod Cell Outer Segment 		Other names Retinal Outer Segments; Outer Segments, Retinal; Outer Segment, Retinal; Retinal Photoreceptor Outer Segment; Retinal Outer Segment

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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