Axis (anatomy) The condition, where the dens is separated from the body of the axis, is called os odontoideum, and may cause nerve and circulation compression syndrome. On its anterior surface is an oval or nearly circular facet for articulation with that on the anterior arch of the atlas. On the back of the neck, and frequently extending on to its lateral surfaces, is a shallow groove for the transverse atlantal ligament which retains the process in position. The apex is pointed, and gives attachment to the apical odontoid ligament; below the apex the process is somewhat enlarged, and presents on either
The Saga of Darren Shan than humans; able to outperform humans in any physical activity and run at speeds faster than the human eye can follow, a process called "Flitting". Flitting causes a static charge to build up in a vampire's body, which Mr. Crepsley learned to use to force open locks. A vampire's senses are all similar to that of predators, allowing them to see in darkness, hear heartbeats, and track scents. Their bones and teeth are stronger than those of humans, allowing them to endure incredible amounts of physical trauma, are resistant to most chemicals and diseases, and are able to heal and