A Manual of Physiology: A Text-book for Students of Medicine |
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Page 41
... carried on during their lives . The divi- sion of the original mass of indifferent cells into two layers of special cells is the first step toward tissue differentiation , and in some animals is the only one arrived at in their life ...
... carried on during their lives . The divi- sion of the original mass of indifferent cells into two layers of special cells is the first step toward tissue differentiation , and in some animals is the only one arrived at in their life ...
Page 91
... carry on its functions . It consists of a case made of cellulose , within which lies a mass of protoplasm with a nucleus . Their protoplasm is colored green by a peculiar substance called chlorophyll . We shall see presently that it is ...
... carry on its functions . It consists of a case made of cellulose , within which lies a mass of protoplasm with a nucleus . Their protoplasm is colored green by a peculiar substance called chlorophyll . We shall see presently that it is ...
Page 92
... carrying to the surface the various products of tissue decomposition ; thus the streaming protoplasm does the work of a circulating fluid such as we see in the more elaborate organisms for the distribution of nutriment and elimina- tion ...
... carrying to the surface the various products of tissue decomposition ; thus the streaming protoplasm does the work of a circulating fluid such as we see in the more elaborate organisms for the distribution of nutriment and elimina- tion ...
Page 94
... carried round in the circulation of the ectosarc . Besides a well - marked nucleus and nucleolus in the central part ... carry fluid from the contractile vacuole throughout the endosarc . In such an animal there is a distinct advance of ...
... carried round in the circulation of the ectosarc . Besides a well - marked nucleus and nucleolus in the central part ... carry fluid from the contractile vacuole throughout the endosarc . In such an animal there is a distinct advance of ...
Page 95
... of the most specially modified contractile tissue ( muscle ) of the higher animals , by means of which their rapid and varied movements are carried out . UNIV IF . པ CHAPTER V. FOOD . The continuation of life depends on PARAMOECIUM . 95.
... of the most specially modified contractile tissue ( muscle ) of the higher animals , by means of which their rapid and varied movements are carried out . UNIV IF . པ CHAPTER V. FOOD . The continuation of life depends on PARAMOECIUM . 95.
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Common terms and phrases
acid action activity afferent afferent nerve albumin amount animals aorta arteries arterioles auricles becomes bile blood pressure blood vessels body branches Cadiat called canal capillaries carbon causes cavity cells clot coagulation color contains contraction corpuscles digestion duct efferent elastic embryo epiblast epithelial epithelium excite ferment fibrin flow fluid function ganglion gastric give rise glands hæmoglobin heart impulses increase intestine juice lacteals layer lens liver lungs lymph materials mechanism medulla medulla oblongata mesoblast motion movements mucous membrane muscle muscular nerve centres nerve fibres nervous nitrogenous nutrition occurs optic ordinary organ ovum oxygen pass pepsin peptone plasma posterior produced proteid protoplasm pulmonary quantity reflex respiration respiratory retina saccule saliva salts secretion seen sensory serum showing solution spinal cord stimulation stomach substance sugar surface takes place temperature thorax tion tube urea urine valves varies vascular vasomotor veins ventricle wall wave
Popular passages
Page ii - Guy's Hospital, London. American Edition. Revised and Edited by Louis STARR, MD, Clinical Professor of Diseases of Children in the Hospital of the University of Pennsylvania ; Physician to the Children's Hospital, Philadelphia.
Page vii - English Edition, revised and improved. 758 pages. This volume was specially prepared to furnish students with a new text-book of Physiology, elementary so far as to avoid theories which have not borne the test of time and such details of methods as are unnecessary for students in our medical colleges. " The brief examination I have given it was so favorable that I placed it in the list of text-books recommended in the circular of the University Medical College.
Page ii - A Manual of Midwifery. By ALFRED LEWIS GALABIN, MA, MD, Obstetric Physician and Lecturer on Midwifery and the Diseases of Women at Guy's Hospital, London; Examiner in Midwifery to the Conjoint Examining Board of England, etc.
Page 90 - Active living tissues may be said to have antiseptic power, ie, are able to destroy septic bacteria ; nnd it is only owing to this bactericide power of our textures that we can, with immunity, breathe into our lungs the atmospheric air often crowded with these organisms, and swallow multitudes of them with our food. But for it every wound would become putrid, every breath might admit deadly germs to our blood...
Page 740 - Specific Gravity. The ratio of the weight of a given volume of any substance to the weight of an equal volume of distilled water, and is found by dividing the first weight by the second.
Page 260 - Thomson) : i. right pulmonary vein cut short; i', cavity of left auricle ; 3, 3', thick wall of left ventricle ; 4, portion of the same with papillary muscle attached: 5, the other papillary muscles ; 6, 6...
Page 566 - Eye are three in number : (1) the anterior surface of the cornea, (2) the anterior surface of the crystalline lens, and (3) the posterior surface of the crystalline lens (Fig 128). These surfaces act together like a convex lens, to bend 'the rays of light which pass through them (Fig. 132), so that all those which start from FIG. 132. — Illustrating the formation behind a convex lens of a diminished...
Page 325 - Diagram of the respiratory organs. The windpipe leading down from the larynx is seen to branch into two large bronchi, which subdivide after they enter their respective lungs.
Page ii - Pennsylvania, etc. 6c6 pages. ORGANIC CHEMISTRY. By Prof. VICTOR VON RICHTER, University of Breslau. Translated from Fourth German Edition by EDGAR F. SMITH, MA, PH.D., Professor of Chemistry, Wittenberg College, Springfield, O., formerly in the Laboratories of the University of Pennsylvania, etc.
Page 90 - ... expense of the tissues, or of the food supply intended for the sustenance of those tissues. "So long as the tissues of a higher animal are healthy and well nourished the common forms of septic bacteria cannot thrive in immediate contact with it. They can only exist in the intestines, etc., because they find accumulations of lifeless fluids which offer them a suitable nidus. Active living tissues may be said to have antiseptic power, ie, are able to destroy septic bacteria...