| spatia zonularia | The spaces between the fibres of the ciliary zonule at the equator of the lens of the eye. Synonym: spatia zonularia, Petit's canals. (05 Mar 2000) |
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| spatia | Plural of spatium. Origin: L. (05 Mar 2000) |
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| spatia anguli iridocornealis | Irregularly shaped endothelium-lined spaces within the trabecular reticulum, through which the aqueous filters to reach the sinus venosus sclerae. Synonym: spatia anguli iridocornealis, ciliary canals, Fontana's spaces. (05 Mar 2000) |
| spatia interossea metacarpi | The spaces between the metacarpal bones in the hand. Synonym: spatia interossea metacarpi. (05 Mar 2000) |
| spatia interossea metatarsi | The spaces between the metatarsal bones in the foot. Synonym: spatia interossea metatarsi. (05 Mar 2000) |
| spatia intervaginalia nervi optici | <anatomy, nerve> The spaces within the internal sheath of the optic nerve, between the arachnoidal and pial layers, filled with cerebrospinal fluid and continuous with the subarachnoid space. Synonym: spatia intervaginalia nervi optici, intersheath spaces of optic nerve, Schwalbe's spaces. (05 Mar 2000) |