Anatomical illustrations of the ear showing: Fig 1) interior view of the Membrana Tympani and Eustachian Tube - a) Eustachian Tube; b) Membrana Tympani; c) Malleus attached to Membrana Tympani; d) Chorda Tympani passing over Malleus and Membrana Tympani; e) section of the Pharynx; f) section of the Velum patati mollis. Fig 2) Dissection of the Os Temporis - a) Malleus; b) Incus; c) Stapes. Fig 3) Dissection showing a) Meatus Externus; b) Membrana Tympani; c) Eustachian Tube; d) Malleus; e) Tensor Membranae Tympani, sending its tendon through a little foramen of bone, and inserted into the Manubrium of the Malleus.