| basipetal | Developing, in sequence, from the apex towards the base. Compare: acropetal. (09 Oct 1997) |
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| basipharyngeal canal | An opening between the vaginal process of the sphenoid and the ala of the vomer on either side. It conveys a branch of the sphenopalatine artery. Synonym: canalis vomerovaginalis, basipharyngeal canal, vomerine canal. (05 Mar 2000) |
| basiphobia | <psychology> Morbid fear of walking. Origin: G. Basis, a stepping, + phobos, fear (05 Mar 2000) |
| basipodite | <anatomy> The basal joint of the legs of Crustacea. Origin: Basi- +, foot. Source: Websters Dictionary (01 Mar 1998) |
| basipterygium | <anatomy> A bar of cartilage at the base of the embryonic fins of some fishes. It develops into the metapterygium. Basipteryg"ial. Origin: NL, fr. Gr. A base + a fin. Source: Websters Dictionary (01 Mar 1998) |
| basipterygoid | <anatomy> Applied to a protuberance of the base of the sphenoid bone. Origin: Basi- + pierygoid. Source: Websters Dictionary (01 Mar 1998) |
| basis | Synonym: base. Origin: L. And G. (05 Mar 2000) |
| basis cartilaginis arytenoideae | The part of the arytenoid cartilage that articulates with the cricoid cartilage and from which the muscular process extends laterally and the vocal process projects anteriorly. Synonym: basis cartilaginis arytenoideae. (05 Mar 2000) |
| basis cerebri | The inferior surface of the brain visible when seen from below. Synonym: facies inferior cerebri, basis cerebri, inferior cerebral surface. (05 Mar 2000) |
| basis cochleae | The enlarged part of the cochlea that is directed posteriorly and medially and lies close to the internal acoustic meatus. Synonym: basis cochleae. (05 Mar 2000) |
| basis cordis | That part of the heart that lies opposite the apex, formed mainly by the left atrium but to a small extent by the posterior part of the right atrium; it is directed backward and to the right and is separated from the vertebral column by the oesophagus and aorta. Synonym: basis cordis. (05 Mar 2000) |
| basis cranii | The sloping floor of the cranial cavity. It comprises both the external base of skull (external view) and the internal base of skull (internal view). See: internal base of skull. Synonym: basis cranii, cranial base. (05 Mar 2000) |
| basis cranii externa | An alternate term for external base of skull. (05 Mar 2000) |
| basis cranii interna | <anatomy> The interior aspect of the skull base on which the brain rests; the floor of the cranial cavity. See: base of skull. Synonym: basis cranii interna. (05 Mar 2000) |
| basis mandibulae | The rounded inferior border of the body of the mandible. Synonym: basis mandibulae. (05 Mar 2000) |