Anterior: Front of the body.
Epigastric Fold: A fold and groove separating the anterior part of the ventral abdomen (with epigyne and book lungs) from the posterior part.
Cribellum: A sievelike, transverse plate, usually divided by a delicate keel into two equal parts, located in front of the spinnerets of many spiders: the modified anterior median spinnerets.
Clypeus: The area between the anterior row of eyes and the anterior edge of the carapace.
Digastric Muscle: This muscle, detached during staple implant insertion, consists of a posterior belly and anterior belly which are connected by a round tendon that slides through a pulley of fascia that is a . . . View Full Definition
Colulus: The slender or pointed appendage immediately in front of the spinnerets of some spiders: in other greatly reduced or seemingly missing: the homologue of the anterior median spinnerets or cribellum.
Eternal Oblique Ridge: A smooth ridge on the buccal surface of the body of the mandible that extends from the anterior border of the ramus, with diminishing prominence, downward and forward to the region of the me . . . View Full Definition
Nasal Spine: A median, sharp process formed by the forward elongation of the maxillae at the lower margin of the anterior aperture of the nose. Used to support a maxillary subperiosteal implant.
Mandibular Nerve: The third division of the trigeminal nerve. This nerve leaves the skull through the foramen ovale and provides motor innervation to the muscles of mastication, to the tensor palati, the tens . . . View Full Definition
Incisive Foramen: The incisive foramen is located in the midline on the anterior extreme of the hard palate. It transmits the left (more anterior) and right (more posterior) nasopalatine (Scarpa) (long spheno . . . View Full Definition
Word of the Day:
Income Tax: Common stock with a high dividend yield and few profitable investment opportunities.