Photoreceptor Cells, Invertebrate

**Definition:** Specialized cells in the invertebrates that detect and transduce light. They are predominantly rhabdomeric with an array of photosensitive microvilli. Illumination depolarizes invertebrate photoreceptors by stimulating Na+ influx across the plasma membrane.

**Tree numbers:** - A08.675.650.850.625.660 - A08.675.650.915.937.650 - A08.800.950.937.650 - A09.371.729.831.625.660 - A11.671.650.850.625.660 - A11.671.650.915.937.650 - A13.750

**Synonyms:** - Invertebrate Photoreceptor Cells - Invertebrate Photoreceptors - Photoreceptors, Invertebrate