Types of teeth Molars are used for grinding up foods Carnassials are used for slicing food. ... In anatomy, the foramen magnum is the large hole in the occipital bone in the base of the skull, through which the medulla oblongata (an extension of the spinal cord) exits the skull vault. ... A Hippopotamuss skull A skull, or cranium, is a bony structure of vertebrates which serves as the general framework for a head. ... An atrial septal defect (ASD) is a group of congenital heart diseases that involve the inter-atrial septum of the heart. ... In geology, a vein is a regularly shaped and lengthy occurrence of an ore; a lode. ... Section of an artery An artery or arterial is also a class of highway. ... The heart (Latin cor) is a hollow, muscular organ that pumps blood through the blood vessels by repeated, rhythmic contractions. ...
These furrows begin near the foramen spinosum, and the anterior runs forward and upward to the sphenoidal angle of the parietal, where it is sometimes converted into a bony canal; the posterior runs lateralward and backward across the temporal squama and passes on to the parietal near the middle of its lower border.
Lateral to the foramen ovale is the foramen spinosum, for the passage of the middle meningeal vessels, and a recurrent branch from the mandibular nerve.
The nerve of the pterygoid canal and a meningeal branch from the ascending pharyngeal artery pierce the layer of fibrocartilage.