arcus senilisn.

/ˈɑːkəs siːˈnʌɪlɪs/

Etymology: Latin, lit. ‘senile bow’.

Pathology.

A narrow opaque band encircling the cornea, common in old age.

ΘΚΠ

the world > life > the body > sense organ > sight organ > parts of sight organ > [noun] > cornea > opaque band or spot

arcus senilis1795

1795 J. Ware Remarks Ophthalmy (ed. 3) App. 25 In elderly persons an opacity..appears round the whole circumference of the Cornea... This change in the structure of the Cornea has been described by authors under the name of Gerontoxon, vel Arcus Senilis.

1795 J. Ware Remarks Ophthalmy (ed. 3) App. 25 After the Arcus Senilis had been some time formed, a slight Ophthalmy ensued.

1920 A. E. W. Mason Summons i. 8 The pupils of his pale eyes were ringed with so pronounced an arcus senilis that they commanded the attention like a disfigurement.

1942 Lancet 5 Sept. 287/2 Arcus senilis and arteriosclerosis both arise in elderly people..but..it is safe to say that the possession of an arcus senilis does not mean its owner has vascular disease.

This entry has not yet been fully updated (first published 1972; most recently modified version published online December 2018).

单词	arcus senilis
释义	arcus senilisn. /ˈɑːkəs siːˈnʌɪlɪs/ Etymology: Latin, lit. ‘senile bow’. Pathology. A narrow opaque band encircling the cornea, common in old age. ΘΚΠ the world > life > the body > sense organ > sight organ > parts of sight organ > [noun] > cornea > opaque band or spot arcus senilis1795 1795 J. Ware Remarks Ophthalmy (ed. 3) App. 25 In elderly persons an opacity..appears round the whole circumference of the Cornea... This change in the structure of the Cornea has been described by authors under the name of Gerontoxon, vel Arcus Senilis. 1795 J. Ware Remarks Ophthalmy (ed. 3) App. 25 After the Arcus Senilis had been some time formed, a slight Ophthalmy ensued. 1920 A. E. W. Mason Summons i. 8 The pupils of his pale eyes were ringed with so pronounced an arcus senilis that they commanded the attention like a disfigurement. 1942 Lancet 5 Sept. 287/2 Arcus senilis and arteriosclerosis both arise in elderly people..but..it is safe to say that the possession of an arcus senilis does not mean its owner has vascular disease. This entry has not yet been fully updated (first published 1972; most recently modified version published online December 2018). < n.1795
随便看	sphincter of oddi sphincter vaginae sphincter vesicae sphincter-contracting sphincter-fibre sphincter-inhibitory sphincter-like sphincter-muscle sphincter-power sphincteral sphinctercontracting sphinctered sphincterfibre sphincterial sphincteric sphincterinhibitory sphincterlike sphinctermuscle sphincterotomy sphincterpower sphincters sphinctrate sphingal sphinges sphingian