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zona radiata |
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zona radiata, a zona pellucida that has a striated appearance caused by radiating canals within the membrane. Also called zona striata. zona pl. zonae [L.] zone. zona alba the white line in the horse's hoof. zona arcuata see zona glomerulosa (see below). zona fasciculata the thick middle layer of the adrenal gland. zona glomerulosa the outermost layer of the adrenal cortex. Called also zona multiformis. zona multiformis see zona glomerulosa (above). zona pellucida 1. the transparent, noncellular, secreted layer surrounding an ovum. 2. area pellucida. zona radiata a zona pellucida exhibiting conspicuous radial striations. zona reaction caused by the penetration of the zona pellucida by the spermatozoa. zona reticularis the innermost layer of the adrenal cortex. zona striata a zona pellucida exhibiting conspicuous striations. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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