A system of human anatomy, general and special . ter curve of the upper lid, uponthat principally. The entire muscle acts as a sphincter, drawing atthe same time, by means of its osseous attachment, the integumentand lids inwards towards the nose. The corrugatores superciliorumdraw the eyebrows downwards and inwards, and produce the verticalwrinkles of the forehead. The tensor tarsi, or lachrymal muscle,draws the extremities of the lachrymal canals inwards, so as to place• the puncta in the best position for receiving the tears. It serves alsoto keep the lids in relation with the surface of th
A system of human anatomy, general and special . ter curve of the upper lid, uponthat principally. The entire muscle acts as a sphincter, drawing atthe same time, by means of its osseous attachment, the integumentand lids inwards towards the nose. The corrugatores superciliorumdraw the eyebrows downwards and inwards, and produce the verticalwrinkles of the forehead. The tensor tarsi, or lachrymal muscle,draws the extremities of the lachrymal canals inwards, so as to place• the puncta in the best position for receiving the tears. It serves alsoto keep the lids in relation with the surface of the eye, and com- * VV. E. Horner, M. D., Professor of Anatomy in the University of Pennsylvania. Thenotice of this muscle is contained in a work published in Philadelphia in 1827, entitledLessons in Practical Anatomy. t A view of the tensor tarsi muscle. 1,1. Bony margins of the orbit. 2. Opening be-tween the eyelids. 3. Internal face of the orbit. 4. Origin of the tensor tarsi. 5, 5. Insertion into the neighbourhood of the puncta
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Keywords: ., bookcentury1800, bookdecade1840, booksubjectanatomy, bookyear1847
