| dark adaptation |
the adaptation of the eye to vision in the dark or in reduced illumination (night vision), with build-up of rhodopsin in the retinal rods; called also scotopic a.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| daughter cyst |
a small parasitic cyst developed from the wall of a larger one, as from the hydatid cyst of the tapeworm Echinococcus granulosus; called also secondary c.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| Dandy's operation |
trigeminal rhizotomy using an approach through the posterior cranial fossa.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| darkfield condenser |
one with a central stop, permitting production of a hollow cone of light having its apex in the plane of the specimen.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| dartos muscle |
1. musculus dartos, def. 1. 2. tunica dartos, def. 1.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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