- rod cell
- rod photoreceptors
- rods (retina)
- One of the two photoreceptor cell types of the vertebrate retina. In rods the photopigment is in stacks of membranous disks separate from the outer cell membrane. Rods are more sensitive to light than cones, but rod mediated vision has less spatial and temporal resolution than cone vision.
Definition from: MeSH via Unified Medical Language System at the National Library of Medicine
See also Understanding Medical Terminology.