| porus acusticus externus | The orifice of the external acoustic meatus in the tympanic portion of the temporal bone. Synonym: porus acusticus externus, external acoustic foramen, external acoustic pore, external auditory pore, external auditory foramen, orifice of external acoustic meatus. (05 Mar 2000) |
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| nasus externus | The visible portion of the nose which forms a prominent feature of the face; it consists of a root, dorsum and apex from above downward and is perforated inferiorly by two nostrils separated by a septum. Synonym: nasus externus, nasus. (05 Mar 2000) |
| nervus spermaticus externus | <anatomy, nerve> Branch of genitofemoral nerve distributed to skin of anterior scrotum (male) or labia majora (female) and adjacent thigh and supplying a motor branch to the cremaster muscle. Usually passes through deep inguinal ring and canal. Synonym: ramus genitalis nervi genitofemoralis, external spermatic nerve, nervus spermaticus externus. (05 Mar 2000) |
| sulcus spiralis externus | A concavity in the outer wall of the cochlear duct between the prominentia spiralis and the spiral organ. Synonym: sulcus spiralis externus. (05 Mar 2000) |
| obturator externus | <anatomy, muscle> Origin, lower half of margin of obturator foramen and adjacent part of external surface of obturator membrane; insertion, trochanteric fossa of greater trochanter; action, rotates thigh laterally; nerve supply, obturator. Synonym: musculus obturator externus, external obturator muscle. (05 Mar 2000) |
| externus | <anatomy> Situated or occurring on the outside, many anatomical structures formerly called external are now more correctly termed lateral. Origin: L. Externus = outside (18 Nov 1997) |
| alar part of nasalis muscle | <anatomy> See: nasalis muscle. Synonym: pars alaris musculi nasalis. (05 Mar 2000) |
| angulus oculi nasalis | The angle formed by the union of the upper and lower eyelids medially. Synonym: angulus oculi medialis, angulus oculi nasalis, internal canthus, medial canthus. (05 Mar 2000) |
| arteria nasalis posterior septi | A branch of the sphenopalatine artery that supplies the nasal septum and accompanies the nasopalatine nerve. Synonym: arteria nasalis posterior septi. (05 Mar 2000) |
| arteriola nasalis retinae inferior | The branch of the central artery of the retina that supplies the lower medial, or nasal, part of the retina. Synonym: arteriola nasalis retinae inferior. (05 Mar 2000) |
| arteriola nasalis retinae superior | The branch of the central artery of the retina that passes to the upper medial, or nasal, part of the retina. Synonym: arteriola nasalis retinae superior. (05 Mar 2000) |
| venula nasalis retinae inferior | The small vein that passes from the inferior medial (nasal) part of the retina to join the central vein. Synonym: venula nasalis retinae inferior. (05 Mar 2000) |
| venula nasalis retinae superior | The small vein that drains blood from the upper medial (nasal) part of the retina; it joins the central vein. Synonym: venula nasalis retinae superior. (05 Mar 2000) |
| margo nasalis ossis frontalis | The border of the frontal bone that articulates with the nasal bones. Synonym: margo nasalis ossis frontalis, nasal margin of frontal bone. (05 Mar 2000) |
| pars alaris musculi nasalis | <anatomy> See: nasalis muscle. Synonym: pars alaris musculi nasalis. (05 Mar 2000) |