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Incisura anterior auris, or intertragic incisure, or intertragal notch, is the space between the tragus and antitragus; Lobe (lobule) Scapha, the depression or groove between the helix and the anthelix; Tragus
The intertragic notch is an anatomical feature of the ears of mammals. In humans, it is the space that separates the tragus from the antitragus in the outer ear.. It is the point specified (although not by that name) in the U.S. Army's regulation governing the length of sideburns in male soldiers.
Meaning [1] Latin (or Neo-Latin) origin [1] a.c. before meals: ante cibum a.d., ad, AD right ear auris dextra a.m., am, AM morning: ante meridiem: nocte every night Omne Nocte a.s., as, AS left ear auris sinistra a.u., au, AU both ears together or each ear aures unitas or auris uterque b.d.s, bds, BDS 2 times a day bis die sumendum b.i.d., bid, BID
Its name comes from the Ancient Greek tragos (τράγος), meaning 'goat', and is descriptive of its general covering on its under surface with a tuft of hair, resembling a goat's beard. [2] The nearby antitragus projects forwards and upwards. [3] Because the tragus faces rearwards, it aids in collecting sounds from behind.
Incisura is Latin for "notch", and may refer to: Incisura, a genus of keyhole limpets; Angular incisure, which varies somewhat in position with the state of distension of the stomach; Suprascapular notch, a notch in the superior border of the scapula, just medial to the base of the coracoid process
This position provides a definition of what is at the front ("anterior"), behind ("posterior") and so on. As part of defining and describing terms, the body is described through the use of anatomical planes and anatomical axes. The meaning of terms that are used can change depending on whether an organism is bipedal or quadrupedal.
The tentorial notch (also known as the tentorial incisure or incisura tentorii) refers to the anterior opening between the free edge of the cerebellar tentorium and the clivus for the passage of the brainstem. [1] [2] The midbrain continues with the thalamus of the diencephalon through the tentorial notch. [3]
The inner ear (internal ear, auris interna) is the innermost part of the vertebrate ear. In vertebrates , the inner ear is mainly responsible for sound detection and balance. [ 1 ] In mammals , it consists of the bony labyrinth , a hollow cavity in the temporal bone of the skull with a system of passages comprising two main functional parts: [ 2 ]