Histological demonstrationsLongmans, Green, and Company, 1866 - Всего страниц: 300 |
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Часто встречающиеся слова и выражения
200 diameters acetic acid algæ animal appearance arrangement blood discs body bone Canada balsam canals cancer cartilage cavity centre colostrum corpuscles colour connective tissue consist containing corpuscles covering glass crystals cyst Cysticercus dentine deposit disease Distoma drop of water ducts edge embryo encephaloid epidermis epithelial cells epithelium examined eye-piece fatty fibres filaments fluid focus follicles glands glass slide globules glycerine granular granules growths hair Haversian canals high power horse human hydatid inch infested injected intestines kidney lacteal lacunæ lamellæ layer lens liver longitudinal low power magnified 350 malignant matter mature microscope minute morbid mucous membrane muscles muscular nail nerve nuclei object observed occur ossification oval ovum papillæ parasites piece pigment placed portion preparation rays razor render Scolex seen sheep skin sometimes specimen spermatozoa Strobila structure substance surface Tænia Tania tape-worm teazed thin glass transparent Transverse section tubes tumours usual utricle vesicles vessels worm
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Стр. 9 - ... microscope itself, and that, too, in such a manner as to enable the observer to place them in exact position without the turn of a single screw or a moment's delay. Collins's Binocular, represented in fig. 50, is fitted into the bottom of a mahogany box, which forms at the same time the stand ; round it a groove is run to receive the lip of a glass shade. The instrument itself is made of polished brass, and is eighteen inches high. The eyepieces are supplied with shades (aa) to protect the eyes.
Стр. iii - Histological Demonstrations ; a Guide to the Microscopical Examination of the Animal Tissues in Health and Disease, for the use of the Medical and Veterinary Professions. By G.
Стр. 11 - The eyepieces are supplied with shades (aa) to protect the eyes. At the end of the transverse arm (/) is the box which contains both "Wenham's binocular prism and the analyser of the polariscope ; and by merely drawing it a little out, or pushing it further in, the instrument can be instantly changed from a binocular to a monocular, and still further to a polarising microscope. Immediately beneath (/) are the two objectives, a quarter and an inch ; so that, in order to change the power, all that...
Стр. 147 - Vesicle surrounded by its sheath or capsule of nucleated particles ; g. The same, the sheath only being in focus. (Magnified 300...
Стр. 38 - F1G. 4. Animal Cells. A. Flattened Epithelium cells from the inside of the mouth. ( x 260.) B. Ciliated Epithelium from the human Trachea ; magnified 350 diameters, a. Innermost part of the elastic longitudinal fibres. 6. Homogeneous innermost layer of the mucous membrane, c. Deepest round cells, d. Middle elongated cells, e. Much larger superficial cells, bearing cilia, and containing nucleolated nuclei. (K61liker.) those in which the formation goes on outside of them. The generation of the cells...
Стр. v - ... contents as its value and importance demands. Press of other matter has, however, prevented this, and we now feel that we ought not to allow another issue to pass without introducing it to our readers. For many years Dr. Harley has been in the habit of giving a course of physiological demonstrations at University College. " The observation of the facility with which objects were prepared for examination in the presence of the class, and the readiness with which the directions of the demonstrator...
Стр. 158 - Bacillar layer. 2. Outer granular layer. 3. Intermediate granular layer. 4. Inner granular layer. 5. Finely granular grey layer. 6. Layer of nerve-cells. 7. Fibres of the optic nerve. 8. Membrana limitans.
Стр. 4 - ... a convex lens. Rays already converging are brought together at a point nearer than the principal focus : whereas rays diverging from a point within the principal focus are rendered still more diverging, though in a diminished degree. Rays diverging from points more distant than the principal focus on either side, are brought to a focus beyond it ; if the point of divergence be within the circle of curvature, the focus of convergence will be beyond it ; and vice versd.
Стр. 11 - ... cross-bar (A) of which is a groove, in order that the observer may enjoy the luxury of applying a Maltwood's finder, as in large instruments possessing movable stages.* Beneath the stage is seen the polariser (p), fitted into the circular diaphragm.
Стр. 185 - ... as determined by clinical observation, so that these collections constitute evidence of the existence of a purulent infection of the blood. Frequently collections are found in different organs, and numerous collections in the same organ. They vary in size from that of a pin's head to a walnut. They may be circumscribed, constituting, in fact, abscesses, or the pus may be infiltrated. The organs in which they are most apt to occur are the lungs and liver, but they occur in the kidneys, within...