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open the ear canal •Seigle's pneumatic speculum: open the ear canal and give a magnification; test the mobility of tympanic membrane; see a magnified image of small perforations; introduce medicine into middle ear; perform Fistula test for vestibular function •Aural/Ear speculum: to fit in and straighten the external ear canal: Lack's ...
Koerner's septum is an anatomic boundary in the temporal bone formed by the petrosquamous suture between the petrous and squamosal portions of the mastoid air cells, at the anatomic level of the mastoid antrum. [1] Along with the middle ear ossicles, it is usually eroded in middle ear cholesteatomas. [2]
The ear canal (external acoustic meatus, external auditory meatus, EAM) is a pathway running from the outer ear to the middle ear.The adult human ear canal extends from the auricle to the eardrum and is about 2.5 centimetres (1 in) in length and 0.7 centimetres (0.3 in) in diameter.
The canal containing the duct is called the nasolacrimal canal. It is formed by indentations in the inferior nasal conchae , maxilla and lacrimal bone . The canal drains into the nasal cavity through the anterior portion of the inferior meatus , which is between the inferior concha and the floor of the nasal cavity.
This is a list of human anatomy mnemonics, categorized and alphabetized.For mnemonics in other medical specialties, see this list of medical mnemonics.Mnemonics serve as a systematic method for remembrance of functionally or systemically related items within regions of larger fields of study, such as those found in the study of specific areas of human anatomy, such as the bones in the hand ...
A surgical suture, also known as a stitch or stitches, is a medical device used to hold body tissues together and approximate wound edges after an injury or surgery. Application generally involves using a needle with an attached length of thread. There are numerous types of suture which differ by needle shape and size as well as thread material ...
The following outline is provided as an overview of and topical guide to human anatomy: . Human anatomy is the scientific study of the morphology of the adult human.It is subdivided into gross anatomy and microscopic anatomy.
It is the point where three cranial sutures meet: the lambdoid suture. [1] parietomastoid suture. [1] occipitomastoid suture. [1] It is also the point where three cranial bones meet: the parietal bone. the occipital bone. the mastoid portion of the temporal bone. In the adult, it lies 4 cm behind and 12 mm above the center of the entrance to ...