OCR Text |
Show 94+ I Book III [a do participate at greater {hare of Black, and the more Light are tinged with Book III. a larger proportion of White, and Green, by being as it is conceived,an exaft intermedial colour, hath equal degrees of the eittreme Colours, as being not over-much deepned by Black, nor hightned Wlth Willie; but equally in the cutaneous Glands from the more pure parts of the vital Liquor) may be received into the Extremities of the Hair, and be imparted by miminute pafiages through the whole body of it; whereupon it is receptive of growrh and nourifhment. hued with each of them. Srme (loderiw the C. iLJHUf Hair [cm Lig‘: L3 and Shadows. 0f Hair. 0f the Feat/arr: of ‘BTrtlri 7 ' Others, and thofe of great Learning too, do fetch the colours of Ba. dies from divcrfe degrees of Lights and Shadows, by reafon all Bodies are 331,5th with more or leis unevennefl‘es ; whereupon they are receptive of more or lefs Shades, and Lights, To that Bodies deepned With dark colours, have larger Cavities, making greater Shades, and thofe that are hightned with bright colours, admit greater degrees, as haying their Surfaces more plane, and being endued with leis Cavities. _ . . . Hair may feem to receive the tinéture of'WhltC and Black, 35 1F 15 aéled with C H A P. XXI. 0ft/9c' Feat/Jeri of girth. diverfe modellings of Light, {0 that White hath greater ~rcfleétions of Light, The life oftizc llaiz. and Black is as it were dulled, as having fewer Rays of Light ‘, and the intermedial colours, are not made by refleflion, as White and Bl,.ck, but a kind of Refraction, in which the beams of Light are rendred fomewhat oblique, when they are darted from an Opace Body, and do not rebound from them in rightliiies, as in the refleétion of the Rays of Light. oi Other Animals, as they are implanted into, and receive nouriihment from the Skin ( to which they are minifierial as a warm covering) and as they Hair is not made only for Ornament, but Ufe too, and feemcth to bea are in part made up of numerous finall Filaments, fomewhat refembling covering For the Skin in Man, as Feathers in Fowl, and Scales in Filh 3 and fervethior a defence to fecure the Head, as well from the feor‘ching Beams Hair. of the Sun, as from the too grtat allay of Heat, the importunate cold of Stern, and the Filaments adjoyning to it. liormy blafls of \Vind, and fever-e Fruits. Some have numbred Hair among the parts of the Body, which I deem fomewhat improbable, {eeing iris notan integral part, united to the Body by a common principle of l ilc, but hath a proper principle of Vegetation, refemhling Mots, growing upon the Bark of a Tree ( as Hair on a Human Skin ) and participates a Principle, dili‘crcnt from that of the living Tree, as having growth, and nourifliment from the Tree, being dead, from a proper jiiycc, communicated from it to the MOB 5 and after the fame manner The manner Low Hair is nourilhcd. H E Feathers of Birds, though they be different in firufture, as con- T fifiing of variety ofparts; yet they hold ibme Analogy with the Hair it i'areth \\ ith H in in a humane Body, which difpenfetli nourilhment and incrieali: to Hair, as hath been often obierved in dead Bodies. The Cornpage of Feathers is compofed of various parts, the (luill, the The Oyill of a Goofe is a Tubular Body, fomewhat round in its Origen, and depreiled afterWard on each fide, and containeth in its Cavity, a fine Filme, or rather many Filmes 5 and its outward frame being made ofa homey fubl‘tance, is not one entire Body, but compofed of many thin flakes, f0 curioufly conjoyned, that they feem but one fubitance. The filamentous part, lodged in the homey Tube 0i Feathers, hath its Feat] ers hold fume Analogy \ch Hair- The difiercnt pare of a (lull. Thcdel'cription ofa Quill. The Filamen- Origen affixed to the beginning of the infide of the (mill, and terminateth tous parts of 3 Quit]. . into the firll rife of the White Pith. As to the {'truéture of the Filme, it is a rare Contexture, made up Oh '1' he fl ruélurc thin membranous fubi‘tance, interfperfed with many fine fpun Filaments, Ve- ofthe Filmc. ry much alike to the wings of Infeé‘ts. Some are oian opinion, that nouriihmcnt is adminifired to Hair by APPO- fition only, lb that the Roots mull be increaied next the Skin, and according to their Seiile, the alimentary l iquor is no ways received into the Pores relating to the Body of the Hair; whereupon, neither the Cavities not Circumference can be enlarged. but the contrary may be made evident to the Eye, as the Hair oi. the Beard by often lhaving, groweth not only in length but in greatnefs too, and inct‘ealEth according to all Dimeniions. So thatlhumbly conceive, the Hair hath fecret Meatm, by which the nourilhing juyce may be tranfinitted from one extream to the otherfrom the root to the termination of the Hair, which may be made good in the Flint (Pole/rim, where in the intangled Locks, the Blood dii'tilleth out of the tenthnations of the Hair, which I apprehend is tranfinirted to the Hair; after this manner in a Plica (Palomar, the Blood being aéted with a high Ebullition, is impelled from the greater branches to the {mallet capillaries, terminating into the cutaneous Glands, in wliofe Parenchyma the Blood being very thifh is conveyed through the Pores, dilated by heat into the roots of the H3": and thence is protruded farther and farther by finall Cavities, to the Extrfmities oi the Hair; by the fame reafon the ferous Particles (being fecerned in This fine light Body, {elated in the infide of the mall, is Framed of many thin Tunicles ( befet with diverfe Fibrils) which are halfe way enwrapped one within another, and do refemble thin membranous Bladders, open on the top, and are clole in their Origen, which is tied to a finall fialk, run- ning through all thefe veficular Tunicles. The {talk ( to which the many membranous Veficles are conjoyned ) is furniihed with many {mall Arteries and Veins, derived from the Skin, which import vital Liquor into the Quill, Pith, and Filaments affixed to the Stem. Ifany curious perfon doubt the truth of this Hypothefis, he may be {artiffied ifhe will give hiinfelf the trouble to infpeéi unripe Feathers ofa Goofe, where Blood may be feen in their Origen, and if the Ogill be opened, the BIOOd-veiiels may be difcertied to pars through the membranous Velicles, to- Tthlond-' \ellcls ofn Ward the White Pith, and Downy collateral Branches, allixed to each {ide Quin. ofthe Hem. This rare frame of the (krill hath a White curdly Pith, every The Pit}! of a Quint Way immured within a. thin horny Shell, propagated from the Qiill, with W lch it is one continued fubl'tance. The Stemm is adorned with a cror. ired pyramidal Figure, whole Bafe ad- Ti e Finite of [he bl mTI. Joyueth to the mail, and its Cone lc- made in its termination. The |