zona /zo·na/ (zo´nah) pl. zo´nae [L.]
zona fasciculata,
zona [zo´nah] (L.)
1. zone.
2. herpes zoster.
zona arcua´ta inner tunnel.
zona cilia´ris ciliary zone.
zona denticula´ta the inner zone of the lamina basilaris of the cochlear duct with the limbus of the osseous spiral lamina.
zona fascicula´ta the thick middle layer of the adrenal cortex.
zona glomerulo´sa the thin outermost layer of the adrenal cortex.
zona hemorrhoida´lis that part of the anal canal extending from the anal valves to the anus and containing the rectal venous plexus.
zona incer´ta a narrow band of gray matter between the subthalamic nucleus and thalamic fasciculus.
zona ophthal´mica herpetic infection of the cornea.
zona orbicula´ris articulatio´nis cox´ae a ring around the neck of the femur formed by circular fibers of the articular capsule of the hip joint.
zona pectina´ta the outer part of the lamina basilaris of the cochlear duct running from the rods of Corti to the spiral ligament.
zona pellu´cida the transparent, noncellular secreted layer surrounding an oocyte.
zona perfora´ta the inner portion of the lamina basilaris of the cochlear duct.
zona reticula´ris the innermost layer of the adrenal cortex.
zona tec´ta inner tunnel.
zona vasculo´sa a region in the supramastoid fossa containing many foramina for the passage of blood vessels.
zona fas·cic·u·la·ta (f -s k y-l  t)n. The layer of radially arranged cell cords in the cortical portion of the suprarenal gland. |
zona fasciculata,
the middle part of the adrenal cortex, which is the site of production of glucocorticoids and sex hormones.
zona [zo´nah] (L.)
1. zone.
2. herpes zoster.
zona fascicula´ta the thick middle layer of the adrenal gland.
zona glomerulo´sa the outermost layer of the adrenal cortex.
zona ophthal´mica herpetic infection of the cornea.
zona pellu´cida
1. the transparent, noncellular, secreted layer surrounding an ovum.
Zona pellucida. From Applegate, 2000.
2. area pellucida.
zona radia´ta a zona pellucida exhibiting conspicuous radial striations.
zona reticula´ris the innermost layer of the adrenal cortex.
zona stria´ta a zona pellucida exhibiting conspicuous striations.
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.
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