floor of tympanic cavity
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Membranous wall of tympanic cavity — Coronal section of right temporal bone. The m … Wikipedia
Mastoid wall of tympanic cavity — Coronal section of right temporal bone. The medi … Wikipedia
floor — The lower inner surface of an open space or hollow organ. f. of orbit [TA] the f. of the orbit; the shortest of the four walls of the orbit, sloping upward from the orbital margin; it is comprised of the maxilla and … Medical dictionary
cavity — 1. A hollow space; hole. See cave, c., cavitas, cavernous space. 2. Lay term for the loss of tooth structure due to dental caries. SYN: cavum [TA], cavitas. [L. cavus … Medical dictionary
wall — An investing part enclosing a cavity such as the chest or abdomen, or covering a cell or any anatomic unit. A w., as of the chest, abdomen, or any hollow organ. SYN … Medical dictionary
ear, human — ▪ anatomy Introduction organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium). The human ear, like … Universalium
Nerve — A bundle of fibers that uses electrical and chemical signals to transmit sensory and motor information from one body part to another. See nervous system. * * * A whitish cordlike structure composed of one or more bundles (fascicles) of myelinated … Medical dictionary
Sulcus — From the Latin for a groove, furrow, or trench. In medicine, there are many sulci (plural of sulcus) as, for example, the superior pulmonary sulcus. * * * 1. [TA] One of the grooves or furrows on the surface of the brain, bounding the several… … Medical dictionary
Ossification of temporal bone — 1. Outer surface of petromastoid part. 2. Outer surface of tympanic ring. 3. Inner surface of squama. Figure 7& … Wikipedia
human embryology — ▪ biology Introduction the process encompassing the period from the formation of an embryo, through the development of a fetus, to birth. The human body, like that of most animals, develops from a single cell produced by the union of… … Universalium
