SKELETL The inner lining layer of bone Endosteum The ___________ skeleton forms the longitudinal axis of the body Axial There are _______ vertebrae found in the thoracic spine 12 What are the three components of the adult sternum? Manubrium Body Xiphoid Process The thinner shaft portion of a long bone is called? Diaphysis When a bone fracture does not pierce the skin its called (formal name) Simple What are the three parts of the thorax? Thoracic Vertebrae Sternum Ribs The hole found in the bones of the vertebrae is called? Vertebral Foramen Give two examples of flat bones Ribs Skull Sternum What two areas of the skeletal system contain short bones? Carpals Tarsals What are the two types of bone? Spongy Compact Name for the inner lining of red and yellow marrow Endosteum How many bones are in the adult skeleton? 206 Name the 4 parts of the skeletal system Cartilage Bones Joints Ligaments Tendons Anatomical name for the knee cap? Patella Anatomical name for the heel bone? Calcaneus Anatomical name referring to the big toe? Hallux Sacrum Sphenoid The facial bone that houses the tear ducts? Lacrimal An example of a bone that functions in protection Rib cage Skull Pelvis The hole found on the base of the cranium; spinal cord runs through here Foramen Magnum Name referring to the bones that attach directly to the sternum? True What are the names for these two vertebrae? Atlas, Axis Cervical Occipital Name BOTH bones Radius, Ulna Ischium Name BOTH bones Tibia, Fibula Ethmoid Temporal The ribs attach to the sternum through ? Costal Cartilage The type of fracture in which bone is pressed (dented) inward Depressed Type of fracture when the bone breaks incompletely Greenstick