| cardinal points | The four point's in the pelvic inlet toward one of which the occiput of the baby is usually directed in case of head presentation: two sacroiliac articulations and the two iliopectineal eminences corresponding to the acetabula, six point's of a compound optical system: the anterior focal point, the posterior focal point, the two principal point's, and the two nodal point's. (05 Mar 2000) |
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| anterior cardinal veins | See: cardinal veins. (05 Mar 2000) |
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| cardinal | Chief or principal;in embryology, relating to the main venous drainage. Origin: L. Cardinalis, principal (05 Mar 2000) |
| cardinal ligament | <anatomy> A fibrous band attached to the uterine cervix and the vault of the lateral fornix of the vagina; continuous with the tissue ensheathing the pelvic vessels. Synonym: cervical ligament of uterus, ligamentum transversale colli, Mackenrodt's ligament. (05 Mar 2000) |
| cardinal ocular movements | Eye rotations to the right and left, upward to the right and left, and downward to the right and left, to diagnose positions of gaze. (05 Mar 2000) |
| cardinal veins | The major systemic venous channels in adult primitive vertebrates and in the embryos of higher vertebrates; the anterior cardinal veins are the major drainage channels from the cephalic part of the body, and the (05 Mar 2000) |
| posterior cardinal veins | From the caudal part; the common cardinal veins, formed by the anastomosis of the anterior and posterior cardinal vein's, are the main systemic return channels to the heart; in the older literature, sometimes called Cuvier's ducts. (05 Mar 2000) |
| levoatrio-cardinal vein | <anatomy, vein> The communication of a systemic vein with the left atrium, other than a left superior vena cava or coronary sinus; may be the right superior vena cava. (05 Mar 2000) |
| absorbent points | Cones of paper or paper products used for drying or maintaining medicaments during root canal therapy. (05 Mar 2000) |
| acupuncture points | Designated locations along nerves or organ meridians for inserting acupuncture needles. (12 Dec 1998) |
| aplanatic points | <microscopy> The two conjugate points for which a completely spherical glass lens is aplanatic. They lie on the principal axis, both within the sphere. (05 Aug 1998) |
| Capuron's points | The iliopubic eminences and the sacroiliac joints, constituting four fixed point's in the pelvic inlet. (05 Mar 2000) |
| Valleix's points | Various point's in the course of a nerve, pressure upon which is painful in cases of neuralgia; these point's are: 1) where the nerve emerges from the bony canal; 2) where it pierces a muscle or aponeurosis to reach the skin; 3) where a superficial nerve rests upon a resisting surface where compression is easily made; 4) where the nerve gives off one or more branches; and 5) where the nerve terminates in the skin. Synonym: tender points. (05 Mar 2000) |
| Gauss points | <microscopy> The points on the optical axis of a lens through which the principal planes pass. Origin: Named after Karl Friedrich Gauss. (20 Mar 1998) |
| gutta-percha points | <dentistry> Cones of a gutta percha compound used for filling root canals in conjunction with a cement, paste, or plastic. (05 Mar 2000) |
| congruent points | The point in each retina referred to the same external stimulus. (05 Mar 2000) |