• Thumbnail for Ovarian follicle
    cells to express luteinizing hormone (LH) receptors on their surfaces; when circulating LH binds to these receptors, proliferation stops. The granulosa cells...
    12 KB (1,271 words) - 16:04, 14 April 2024
  • Thumbnail for Ommatidium
    local signal, Growth Factor Spitz, activates the epidermal growth factor receptor (EGFR) signal transduction pathway, and initiates a cascade of events that...
    10 KB (1,224 words) - 14:04, 2 November 2023
  • Thumbnail for Folliculogenesis
    zona pellucida; membrana, interior to the basal lamina; periantral, adjacent to the antrum and cumulus oophorus, which connects the membrana and corona radiata...
    27 KB (3,085 words) - 12:36, 11 April 2024
  • Thumbnail for Basilar membrane
    associated with the membrane. Those proteins are activated by sound-induced receptor potentials as the basilar membrane moves up and down. These motor proteins...
    12 KB (1,412 words) - 22:47, 8 May 2024
  • Thumbnail for Organ of Corti
    The organ of Corti, or spiral organ, is the receptor organ for hearing and is located in the mammalian cochlea. This highly varied strip of epithelial...
    17 KB (2,095 words) - 05:40, 26 October 2023
  • Thumbnail for Standard Event System
    and Sobral Sampaio F (2014). Immunoreactivity of Mel1a-like melatonin receptor and NRH: Quinone reductase enzyme (QR2) in testudine whole embryo and in...
    54 KB (660 words) - 16:32, 7 September 2023
  • Thumbnail for Glossary of bird terms
    through the syrinx, sound is produced by the vibration of some or all of the membrana tympaniformis (the walls of the syrinx) and a bar of cartilage connecting...
    279 KB (30,397 words) - 05:10, 12 May 2024
  • Thumbnail for Croonian Medal
    Irritability of Nerves 1799 Everard Home, On the Structure and Uses of the Membrana Tympani. 1798 Everard Home, Experiments and Observations upon the Structure...
    79 KB (8,939 words) - 23:52, 20 April 2024