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单词 tonsils
释义

tonsils


ton·sils

(tŏn′səlz) The two oval-shaped tissues at the back of the throat in mammals that lie between the mouth and the pharynx. The tonsils are thought to prevent infections of the breathing passages but often become infected themselves. ♦ Inflammation of the tonsils is called tonsillitis (tŏn′sə-lī′tĭs). ♦ Surgical removal of the tonsils is called a tonsillectomy (tŏn′sə-lĕk′tə-mē).

tonsils

Areas of lymphoid tissue around the entrance to the throat.
Translations
扁桃体

tonsils

扁桃体zhCN
IdiomsSeetonsil

tonsils


tonsils,

name commonly referring to the palatine tonsils, two ovoid masses of lymphoid tissue situated on either side of the throat at the back of the tongue. The pharyngeal tonsils, or adenoidsadenoids
, common name for the pharyngeal tonsils, spongy masses of lymphoid tissue that occupy the nasopharynx, the space between the back of the nose and the throat. Normally the adenoids, like the palatine tonsils located on either side of the throat, help prevent infection
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, are masses of similar tissue located in the nasopharynx, and the lingual tonsils are rounded masses of tissue on the back of the tongue. The tonsils act as a filter against disease organisms. However, they often become a site of infection, a condition known as tonsillitis, and sometimes become enlarged. This condition is more prevalent during childhood, since tonsil tissue tends to regress with age. Tonsillectomy, the removal of the tonsils, is sometimes advised if frequent inflammation poses a threat to health. Tonsilloliths, or tonsil stones, sometimes form in the tonsils when dead cells and other debris that has accumulated calcifies; most common in persons with chronic tonsillitis, tonsil stones can cause difficulty in swallowing, halitosis (bad breath), and ear pain. Troublesome stones can be extracted; the only certain means of preventing recurrence is tonsillectomy. See respirationrespiration,
process by which an organism exchanges gases with its environment. The term now refers to the overall process by which oxygen is abstracted from air and is transported to the cells for the oxidation of organic molecules while carbon dioxide (CO2
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.

Tonsils

 

masses of lymphadenoid tissue in the mucous membrane in the vicinity of the pharynx. Distinction is made between the lingual tonsils (on the dorsal surface of the tongue), the pharyngeal tonsils (in the vault of the pharynx), the tubal tonsils (near the opening of the auditory, or eustachian, tubes), and the palatine tonsils (between the palatoglossal and palatopharyngeal arches). Lymphocytes are produced in the tonsils, and from there they are partially discharged into the lymph stream. The tonsils play an important role in protecting the body against pathogenic microorganisms and in creating immunity.

Tonsils


Tonsils

Oval-shaped masses of glandular tissue located on both sides at the back of the throat. Tonsils act like filters to trap bacteria and viruses.Mentioned in: Lymph Node Biopsy, Salivary Gland Tumors, Tonsillectomy and Adenoidectomy, Tonsillitis, Velopharyngeal Insufficiency

Patient discussion about Tonsils

Q. how do i cure tonsil stones (tonsiloth)? A. There are very little literature about this subject, but I heard about treatment in which the crypts (deep and narrow grooves on the tongue in which the stones form) are burned with laser.
As far as I know these stones don't cause damage by themselves so it's not such a common treatment.
You may read more here:
http://en.wikipedia.org/wiki/Tonsillolith

Q. When should the tonsils and/or adenoids should be removed? A. Currently the tonsillectomy is recommended in the presence of 6 episodes of throat infection (Group A strep pharyngitis) in one year or 3-4 episodes in each of 2years. Adenoidectomy may be recommended when tympanostomy tube surgery (http://en.wikipedia.org/wiki/Tympanostomy_tube) failed to prevent ear infection.
Another thing to consider is the presence of oral breathing - the constant use of the mouth for breathing in small children may lead to malformation of the facial bones that would necessitate more extensive surgeries later in life.

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更新时间:2025/1/11 10:45:03