Ossicles deep): the malleus, incus, and stapes, terms that in Latin are translated as "the hammer, anvil, and stirrup". Studies have shown that ear bones in mammal embryos are attached to the dentary, which is part of the jaw. These are ossified portions of cartilage—called Meckel's cartilage—that are attached to the jaw. As the embryo develops, the cartilage hardens to form bone. Later in development, the bone structure breaks loose from the jaw and migrates to the inner ear area. The structure is known as the middle ear, and is made up of the stapes, incus, malleus, and tympanic membrane. These
Anvil Peak Anvil Peak Anvil Peak is a cone volcano located in Aleutian Islands, Alaska, United States. The volcano was originally named in 1951, on a map by the United States Geological Survey. Its name was taken after a plateau located on the northern side of the volcano's main summit, taking the appearance of an anvil. Anvil Peak is located on Semisopochnoi Island, in the Rat Islands of the western Aleutian Islands. It is one of the seven hills with a summit crater on the island. It is the highest point on the island as well as the highest point on all