KAAP309 Study Guide - Midterm Guide: Anterior Cranial Fossa, Inferior Orbital Fissure, Superior Orbital Fissure
Document Summary
80 bones divided into 3 major regions. Provides protection and support for body parts and organs. Cranial bones that protect the brain: attachment site for head & neck muscles. Facial bones that form framework of face & contain cavities for sense organs: attachment site of facial muscles show expression. Composes superior, lateral & posterior parts of skull (includes forehead). Extends into orbits forms superior portion of orbital walls. Pierced by 1 supraorbital foramen in each orbit. Glabella smooth portion of frontal bone that lies between orbits. Paired bones: 1 on each side of sagittal suture. Composes most of the superior and lateral portions of the skull. Coronal suture connects parietal bones with frontal bone. Sagittal suture connects each parietal bone with one another. Lambdoid suture connects parietal bones with occipital bone. Squamous sutures connect each parietal bone with a temporal bone. Paired bones: 1 connected to each parietal bone via squamous sutures.