By J. A. McLean
This quantity presents a accomplished survey of the speculation, perform, and methods of calorimetry as utilized to the research of power metabolism in people and animals. Calorimetry is used to estimate dietary necessities of guy and farm farm animals and to judge various meals. it's also a robust device utilized in study into primary dietary and physiological lifestyles methods and within the assessment of stresses imposed by way of irregular or serious environments. it really is presently being utilized in a variety of branches of scientific study and will be used as a diagnostic device in hospitals for research of metabolic issues. The authors talk about either direct calorimetry, which measures warmth loss without delay, and oblique calorimetry, the place warmth loss is inferred by way of dimension of a few of the chemical byproducts of metabolism. furthermore, assistance is supplied to the instrumentation, technical difficulties, and precautions essential to receive actual calorimetric measurements.
Read or Download Animal and Human Calorimetry PDF
Similar endocrinology & metabolism books
The Leydig cells of the testis signify the most resource of androgens. the assumption of Leydig cells as endocrine cells has been the prime attribute of this attention-grabbing cellphone inhabitants until eventually now. Our reviews of the final 2 a long time allowed us to bare a brand new very important function of Leydig cells that's their seen similarity with constructions of the critical and peripheral anxious method.
This compact but entire advisor to the prognosis and remedy of endocrine and metabolic issues combines the benefits of a brief textual content booklet with these of an atlas, and gives thorough dialogue of every sickness supported through a wealth of pictures. every one subject is roofed by way of a expert contributor.
Fresh ends up in melanoma examine: Bone Mineral Metabolism in melanoma provides the medical method of bone tissue metabolism, which is determined by learning the plasma kingdom, renal dealing with, kinetics, and stability of calcium and inorganic phosphate. This booklet discusses the issues of bone mineral metabolism in sufferers with melanoma.
- Glucose Intolerance - A Medical Dictionary, Bibliography, and Annotated Research Guide to Internet References
- Handbook of Diabetes, 4th Edition
- Churchill’s Pocketbook of Diabetes
- Metabolic Aspects of PCOS: Treatment With Insulin Sensitizers
- Osteoporosis (Illustrated)
- Integrated endocrinology
Additional resources for Animal and Human Calorimetry
A new principle, differential calorimetry, was also tried. Two identical cylindrical chambers were mounted side by side in a large duct through which preconditioned air was passed by a fairly elaborate ventilation system. One chamber contained the animal and the other an electric heating element. The current in the heating element was continuously adjusted so that the rise in temperature of both chambers was the same. The rate of delivery of heat to the element in one chamber was then taken to be equal to the nonevaporative heat output of the animal in the other.
Although the mineral status of the body may be nearly stable in unproductive adults, major changes occur during phases of skeletal growth, pregnancy and lactation. The second assumption implies a uniformity in the properties of fat and protein that would seem improbable in view of their extremely varied chemical compositions. The only real justification for the assumptions is that over many years of practical application it has been found that indirect calorimetry is remarkably consistent and in close agreement with direct calorimetry.
For most purposes they may be regarded as constants, although the exact values used will vary slightly according to species and dietary situation. 3. 6a, b and c) for the three unknown quantities K, F and M in terms of the measurable quantities Vo , Vco^ N and VG and the fixed calorific factors (see Appendix II). 9a) /? 8) are also given in Appendix II. e. total metabolised less total synthesised) rather than to the quantities of dietary carbohydrate and fat metabolised. 8)) involving four measured quantities and four fixed coefficients.
Animal and Human Calorimetry by J. A. McLean