Glossary

Author: Glossary

  • Superficial palmar arch

    An arch in the palm forming the termination of the ulnar artery.  

  • Superciliary arch

    A curved process of the frontal bone lying just above the orbit, subjacent to the eyebrow, and directly above the supraorbital notch.  

  • Pubic arch

    The arch formed by the rami of the ischia and pubic bones. It forms the anterior portion of the pelvic outlet.  

  • Pharyngopalatine arch

    The posterior pillar of the fauces; one of two folds of mucous membrane extending from the soft palate to the sides of the pharynx. The palatine tonsil lies in the front of the pharyngopalatine and behind the palatoglossal arch.  

  • Nasal arch

    Arch formed by the nasal bones and by the nasal processes of the maxilla.  

  • Maxillary arch

    The curved composite structure of the natural dentition and supporting tissues of the upper jaw (maxillary and mandibular arch); the residual bony ridge after teeth have been lost from the upper jaw.  

  • Mandibular arch

    The curved composite structure of natural dentition and supporting tissues of the mandible.  

  • Longitudinal arch

    The anteroposterior ’”inarch of the foot; the medial portion is formed by the calcaneus, talus, navicular, cuneiforms, and first three metatarsals; the lateral portion is formed by the calcaneus, cuboid, and fourth and fifth metatarsals.  

  • Hyoid arch

    The second branchial arch, which gives rise to the styloid process, the stylohyoid ligament, and the lesser cornu of the hyoid bone.  

  • Hemal arch

    In lower vertebrates, extensions from the lateral areas of the caudal vertebrae that fuse to enclose the caudal artery and vein. In humans these are represented by the costal processes of the vertebrae.