The Medical and Physical Journal: Containing the Earliest Information on Subjects of Medicine, Surgery, Pharmacy, Chemistry, and Natural History ..., Volumen25 |
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Página 128
... and so by degrees prize or press it with proper engines into great hogsheads ,
containing from about six to eleven hundred pounds ; four of which hogs . heads
tion of wheat has in this country . It affords 128 Remarks on the History and Use ...
... and so by degrees prize or press it with proper engines into great hogsheads ,
containing from about six to eleven hundred pounds ; four of which hogs . heads
tion of wheat has in this country . It affords 128 Remarks on the History and Use ...
Página 180
The subjects of opera - * * tion were chiefly rabbits : ' and the author made a great
number of experiments on these animals by dividing the spinal marrow and
suffering them to die in this manner , noticing their temperature and that of the
room ...
The subjects of opera - * * tion were chiefly rabbits : ' and the author made a great
number of experiments on these animals by dividing the spinal marrow and
suffering them to die in this manner , noticing their temperature and that of the
room ...
Página 255
... as its centre was hollow by the removal of some more soluble substance , of
which the nucleus had consisted . tion , it yields fætid carbonate of ammonia ,
partly tion Woollaston on Cystic Ocide , 255 hate of lime, hate of magnesia: the
two ...
... as its centre was hollow by the removal of some more soluble substance , of
which the nucleus had consisted . tion , it yields fætid carbonate of ammonia ,
partly tion Woollaston on Cystic Ocide , 255 hate of lime, hate of magnesia: the
two ...
Página 256
tion , it yields fætid carbonate of ammonia , partly fluid , and partly in a solid state ,
and a heavy foetid oil , such as usually proceeds from animal substances ; and
there remains a black spongy coal , much smaller in proportion than is found ...
tion , it yields fætid carbonate of ammonia , partly fluid , and partly in a solid state ,
and a heavy foetid oil , such as usually proceeds from animal substances ; and
there remains a black spongy coal , much smaller in proportion than is found ...
Página 402
... first instance , and to provide for effectual correction by slower means , I shall
endeavour to conduct myself with a tem per and moderation befitting the
occasion , and that dis . trust of myself which is due to a complex and involved
ques . tion .
... first instance , and to provide for effectual correction by slower means , I shall
endeavour to conduct myself with a tem per and moderation befitting the
occasion , and that dis . trust of myself which is due to a complex and involved
ques . tion .
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acid action afforded animal appearance applied attended become blood body called cause child circumstances cold colour common complaint consequence considerable considered contained continued course cure described directed disease doubt effects employed existence experiments extremely fact fluid four frequently Gentlemen give given half head immediately increased inflammation instance Journal kind known leaves less light matter means Medical medicine months morning nature nearly never night observed occasioned occurred operation opinion organs pain particular passed patient period persons Physical physicians placenta plant portion practice present probably produced properties proved quantity remained remarks remedy removed respect says seems seen side similar sometimes soon species substance success sufficient supposed surface surgeon symptoms taken testicle tion Tobacco usual vaccination vessels whole
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Página 246 - No where does the lower people enjoy, in greater security, the fruit of their labour, than in the mines of Mexico, no law forces the Indian to choose this species of labour, or to prefer one mine to another; and when he is displeased with the proprietor of the mine, he may ofler his services to another master, who may pay, perhaps, more regularly.
Página 414 - This most elegant creature is of a colour changing between purple, violet, and pale blue ; the body is truncated before, and pointed behind ; but the form is difficult to assign, as it is varied by partial contractions, at the animal's pleasure. I have represented the two extremes of form...
Página 254 - The" passage of ,the sap upwards was in consequence much obstructed, and the inserted • buds began to vegetate strongly in July; and when these had afforded shoots about four inches long, the remaining ligatures were taken off, to permit the excess of sap to pass on ; and the young shoots were nailed to the wall. Being there properly exposed to light^ their wood ripened well, and afforded blossoms in the succeeding spring : this would, I do not doubt," have afforded fruit ; but that, leaving my...
Página 517 - ... The light is differently regulated, when the luminous matter exists in the living body, and when it is abstracted from it. In the first case, it is intermitting, or alternated with periods of darkness ; is commonly produced or increased by a muscular effort ; and is sometimes absolutely dependant upon the will of the animal. In the second case, the luminous appearance is usually permanent until it...
Página 513 - ... glow-worms shone more brilliantly when put into oxygen gas ; that their light gradually disappeared in hydrogen or in azotic gas, and was instantly extinguished in fixed air ; that it was also lost by cold and revived by the application of a warm temperature. He conjectured that the luminous matter of these insects, was composed of hydrogen and carbonated hydrogen gas. Forster relates in the Lichtenberg Magazine for 1783, that on putting a lampyris splendidula into oxygen gas it gave as much...
Página 349 - Dire was the tossing, deep the groans ; Despair Tended the sick, busiest from couch to couch ; And over them triumphant Death his dart Shook, but delay'd to strike, though oft invoked With vows, as their chief good, and final hope.
Página 416 - B.mks, says, there is a peculiar phenomenon sometimes seen within a few degrees distance of the coast of Malabar, during the rainy monsoon, which he had an opportunity of observing. At midnight the weather was cloudy, and the sea was particularly dark, when suddenly it changed to a white flaming colour all around. This bore no resemblance to the sparkling or glowing appearance he had observed on other occasions in seas near the equator, but was a regular white colour like milk, and did not continue...
Página 424 - The shining of the scolopendra electrica I have always observed to be accompanied by the appearance of an effusion of a luminous . fluid upon the surface of the animal, more particularly about the head, which may be received upon the hand, or other bodies brought into contact with the insect at the moment, and these exhibit a phosphoric light for a few seconds afterwards. This fluid, however, I never could discover in the form of moisture, even upon the clearest glass, although examined immediately...
Página 517 - ... would afford. The uninterrupted and long continued light that is sometimes evolved by the luminous sacs, and the ova of the glow-worm, is also inconsistent with the notion of an accumulation and subsequent dispersion of a material substance.
Página 512 - ... luminous fluid in the plumule of the pennatula phosphorea \. The phenomenon of animal light has been attempted to be explained in different ways. By many persons it was formerly ascribed to a putrefactive process, but since the modern theories of combustion became known, it has been generally believed to depend upon an actual inflammation of the' luminous substance, similar to the slow combustion of phosphorus.