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mastoid
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mastoid
mastoid, a. and n. Chiefly Anat. (ˈmæstɔɪd) [ad. mod.L. mastoīd-ēs, f. Gr. µαστό-ς (woman's) breast: see -oid. Cf. F. mastoide, 16th c. in Littré.] A. adj. Shaped like a female breast. a. Anat. mastoid process, a nipple-shaped, conical prominence of the temporal bone. mastoid bone, a bone of the sku...
Oxford English Dictionary
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Mastoid foramen
The mastoid foramen is a hole in the posterior border of the temporal bone. Structure
The mastoid foramen is a hole in the posterior border of the temporal bone of the skull.
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Mastoid canaliculus
In the lateral part of the jugular fossa of the temporal bone is the mastoid canaliculus for the entrance of the auricular branch of the vagus nerve.
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Mastoid antrum
with the mastoid cells and anteriorly with the epitympanic recess of the middle ear via the aditus to mastoid antrum (entrance to the mastoid antrum). The mastoid air cell system is a major contributor to middle ear inflammatory diseases.
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cleido-mastoid
cleido-mastoid, a. (n.) Anat. (klaɪdəʊˈmæstɔɪd) [f. Gr. κλείς, κλειδ- key, clavicle + mastoid.] Pertaining to the clavicle and mastoid process; applied to the posterior part of the sterno-cleido-mastoid muscle.1847–9 Todd Cycl. Anat. IV. 725/1 That part..becomes confounded with the deltoid and with ...
Oxford English Dictionary
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Mastoid part of the temporal bone
It is also filled with sinuses, or mastoid cells. Borders
The superior border of the mastoid part is broad and serrated, for articulation with the mastoid angle of the parietal.
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Mastoid cells
The mastoid cells (also called air cells of Lenoir or mastoid cells of Lenoir) are air-filled cavities within the mastoid process of the temporal bone The superior petrosal sinus receives venous drainage from the mastoid air cells (mastoid infection may thus lead to a cerebellar abscess).
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Mastoid lymph nodes
beneath the ear, on the mastoid insertion of the sternocleidomastoideus muscle, beneath the posterior auricular muscle. Etymology
The word mastoid comes from the (, "mouth, jaws, that with which one chews").
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[Causes analysis of mastoid cavity infection after mastoidectomy and ...
Europe PMC is an archive of life sciences journal literature.
europepmc.org
颞骨
解剖构造
茎突:styloid process
乳突:mastoid process
颧突:zygomatic process
鼓膜部:tympanic part
关节结节:articular tubercle
下颌窝:mandibular fossa
外耳道:external acoustic
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Aditus to mastoid antrum
The aditus to mastoid antrum (otomastoid foramen), is a large, irregular opening upon the posterior wall of the tympanic cavity by which the mastoid antrum The walls of the antrum are lined by mucosa which is continuous with that lining the mastoid cells and tympanic cavity.
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Mastoiditis
Specifically, it is an inflammation of the mucosal lining of the mastoid antrum and mastoid air cell system inside the mastoid process. The mastoid process contains open, air-containing spaces.
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Sigmoid sulcus
The inner surface of the mastoid portion of the temporal bone presents a deep, curved groove, the sigmoid sulcus, which lodges part of the transverse sinus ; in it may be seen the opening of the mastoid foramen.
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