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Show Book III. 0f the Eycr. 0f the Eyes. BOOkIIL more inward recefies of the Eyes: And here oblErving NaturesMethod, I mimics throiIOh which aPerforation is made from the Eye into the Cavity of the No the middle of ittakenlongways, adyoyneth a long broad Cartilage, which will treat firfi of the Mufcles, which are. Six in number in Men, and se- "UM" ven in Bealis : Four of them are named R3672, quoniizw rcfiir inferryizmt moribut, and equal as well in thicknefs7 as greatnefs, and derive their, begin~ ning from the inward region of the bony allodgment of the Eye, near the holes, which give adiniflion to the Optick Nerves, and being carried under the Turiiciz Aduata, do terminate into thin Tendons near the verge of the Cornea. I conceive, in {ome manner conduceth to the expanlion of a Membrane, which cleanfeth the Eyes of many Animals, thereby quickning the fight led Superbm, by which we [peak our pride in Supercilious looks, {irilsé This Gland feemeth partly to be infiituted for a Cover of the Cavity, palling between the Eye and Noi'trils. But in the Eyes of Calves, Sheep, and Homes, this Gland is not to fituated at the angle of the Eye, 2.; to be out. wardly dilcovered, but inits [lead a Lump arifeth outwardly Membranom, and inwardly Cartilaginous, to which is appendant an oblong Gland; UpOti was main: Rolfz‘nrbim hath difcovered Vents pafling our of the Glandrtla Lury. giifahiiiit- malir into the Noi'trils, which the Learned Author faith are fo large in Calves, 333332,": that from thence may be tranfmirted a Brifle into the Cavity of the N01}. - The other Gland of the Eyes (which is called the Superior, and Ante. rior, and loinerimes the Greater) is lodged in the {mallet and outward angle of the Eve, a little above the firli common Suture of the upper Jaw, about a rough chink, where it helpeth partly to fill up the orbite of the Eye. This Gland is three times as big as that of the inward Angle7 not perfeéily round, but fomewhat broad, and blackifh, and is endued with an imperfeéi Circular Figure, as being unequal in its Petimeter._ t 3;; 5m Muf- The fecond is oppofite to the Mufm/mfliperbur both in place and, oflice, ffgffififléi as deprefling the Eye, and is named Humilir +, becaulie the Humble have an 5;":- F 1 afpeél downward, attended with a modell b‘afhl-ulnelis~ and relpeet. :. ' 5' 'f' The third,Mu/mlm Addufior, + which draweth the Eye toward the inward Lifciiiiiih: angle, and is {tiled Mufculm bibitorim, the drinking Mufcle, wherein the Lfljufifif" loberperfon maketh his meafures of drinking to gratifie his neceflitous appe- [17-11-59 tite, whereas a Good Fellow with this Mulcle indulgeth his Eye in the plea- ' fantfroliques of more free Cups. The fourth right Mufcle of the Eye (called Abe/Meier) el- turneth the Eye Thefoutth outward to the lefler Angle, and is called Inc/{gnawing the angry Mulcle, willing." This Gland inaCalf filleth up a great part of the upper region of the Eye, whole Lymbur is divided into divers Lobes, accompanied with many wherein we exprels ou'r paflibn in a feVere withdrawing our Eye to give check " Excretory Dué‘ts, running between the Interftices of the indentments. Thus much of the Right Mufcles, I c0me now to the Obiiqn'e, which are $517"? . . , , . f :50 ique two, of thefe the lefs in magnitude, and lower in lituation +, borroweth its Murcia. liiiiifdiriii: This Gland ( as well as that of the greater Angle, and thofe of the Eyekyulids) is accommodated with many Arteries , derived from the Carotides, and Veins from the Jugulars, and Nerves from the fecond, third, fourth, and eighth pair of Nerves. Thus having given a brief defcription of the Glands relating to the Eyes and Lids 3 it may not be :nnils to {peak {omewhat of their ufes. The firl't and inofi common is to be Colatories of the mof't felefi Liquors of the whole Body, of which the firlt being Vital, is tranfmitted by the terminationsof Carotide Capillary Arteries, into the fubf'cance of the Glands, ‘ appertaining to the Eyes and Lids, and the Blood being refined, is after- to anything ofFending us. 7 origen from the lower margent of the bony repolitory of the Eye, climbing "ML; f' obliquely Upward to the outward angle of the Eye-lid, and terminates with a fhort Tendon near the verge of the Iris, and in its contraéiion pulleth the Eye obliquely downward to its lefier Angle. The other oblique Mufc'le of the Eye 1-, being the longer and upper, +F.r,g. hath the fame beginning with the third right Murcle, and entrerh with a thin 33%;,"ng body intoa Cartilaginous Fully, and thence alEendeth obliquely to the upper EMyL‘crdef [5° region of the Eye, and terminateth near the end of the Tendon of the ' ward returned by the Jugular Veins ; and the other liquor is imparted by oblique lower Mufcle of the Eye, and being afiif'tetl with its Fully, turneth the Eye obliquely toward the inner corner : Thefe right oblique Mufcles the extremities of Nervous Fibrils infertedinto the body of the [aid Glands, in which the Nervous L iquor being depu rated, the purer part is carried by Pores are truly termed Alizaiorii, the Courting Mufcles, becaufe with thefe Lovers Court their Mifirefles with amorous Glances, the attraéiive Prologues t6 into the fubltance of the numerous Veflels, while the recrement of the NCIVO"s Liquor is carried into the origensof the Lymphatdué‘ts, or fometimes through more pleafar‘it Scenes. the Excretory Veflels, terminating nearthe Lymbm of the Eye-lids, bedewing the lutface of the Eyes with a lhower of Tears, which being exuberant, d0 overflow the confinesot the Eyes, and drop down the Cheeks, or elfe RIC diverted through more fecret Channels leading into the Nofirils. Haring fpoken {oinewhat of the neighbouring and miniflerial parts of the Eye, I will now come to its Integral parts. Effigy" The firft of the Mufcles being contraéted,liftetl1 up the Eye, + andis cal- 9T.15.P,§r The Figure of the Eyeis round, as more fit for motion, and may be well called a Globe in a leflEr model, fpringing from that greater of the Brain, ‘0 whichit is allied by the enrercourfe of Arteries, Veins, and Nerves, Whlc impart life, nouriflimenr, fenli: and motion to the Eye, which may be after a manner compared to a Bulbous Root, united to the Earth by Fibres, 35 the Eye is conyoyned to the Brain by Nervous Fibres and VeITels. And the beil irillance among Bulbous Roots to reprefent the Eye, is that of the Onion, confif'ting of divers thin Coats enwrapped one within another, wherein in fume (Orr are refembled the various Membranes of the Eyes. i And the gteatend to which thefe oblique Mufcles are defigned, is to en'large the territories of the Sight, which elfe without thefe Machines of Mo- tion would be confined to a narrow compafs, as capable only to difcern' thole Objects which directly face them. But the Eyes, With the conchrrEnCe of thefe Mufcles difplay themfelves upward and downward, inward and outWard to treat us in their different motions, far and near, With great variety 0f moi't pleaf‘anr profpeéts. Thefe Mt‘ifcles are terminated into divers thin Ttndons, which" are (inited intothe determination of one expanded Membrane, called by Calumlzur innominara, becaufe it doth not deltrve the appellative of a Membrane, as bring rather a Tendinous Body {pringing from the right and oblique Muleles 0f the Eyes 5 and this leadeth me to their Membranes, tbofe thi‘n Vails ina f(aiding each other, parting, the Eyes as into f0 many fine tranfparent Walls, 8"ng reception to the vifible refernblances of outward Objects; Qm I will begin with the Ambient parts, the Mufcles and Membranes as the Circumference of this fine Globe, and then of the Humors, contained in the more the |