| 单词 | thyroxin |
| 例句 | Explained why it had to be stimulated with placentin and thyroxin. Brave New World 1932-01-01T00:00:00Z It is not until a few days later that the tail is reabsorbed, due to the higher thyroxin concentrations required for tail resorption. Fundamentals of Biology 2015-01-01T00:00:00Z Lipid-derived hormones that are not steroids, for example, vitamin D and thyroxin, bind to receptors located in the nucleus of the target cell. Biology for AP Courses 2022-06-09T00:00:00Z The use of such medication is not illegal under the World Anti-Doping Code, but many in the sport believe using drugs such as thyroxin is unethical because it could damage an athlete’s health. IOC calls for investigation into all Alberto Salazar’s athletes 2019-10-03T04:00:00Z The isolation of thyroxin has made possible the determination of the influence of the thyroid hormone upon the evolution of energy in any higher animal organism. The Glands Regulating Personality Moreover, a dose of thyroxin appears to last an organism in need of it over a period of time; the other has to be administered continuously. The Glands Regulating Personality For adaptation to a water phase, prolactin is the required hormone, and for adaptation to the land phase, thyroxin. Fundamentals of Biology 2015-01-01T00:00:00Z The amino acid-derived hormones are relatively small molecules derived from the amino acids tyrosine and tryptophan; examples include epinephrine, norepinephrine, thyroxin, and melatonin. Biology for AP Courses 2022-06-09T00:00:00Z Studies with thyroxin carried on in recent years have rounded out the whole concept of the business of the thyroid in the body economy. The Glands Regulating Personality To be exact, one milligram of thyroxin increases the metabolic rate two per cent. The Glands Regulating Personality A woman suffering with myxedema, the condition described by the English physician Gull as a cretinoid state supervening in the adult life of woman, has an insufficient amount of thyroxin in her blood and tissues. The Glands Regulating Personality Kendall at first called it the a-iodine compound, then named it thyroxin. The Glands Regulating Personality When thyroxin is administered in a single dose, there is a distinct lag in the absorption of it by the tissues. The Glands Regulating Personality Plummer, also connected with the Mayo Foundation, has shown that what would amount to less than a grain of the thyroxin would more than double the amount of energy produced in a unit of time. The Glands Regulating Personality Too much thyroxin can be introduced into the system of a normal individual, or even a cretin by the simple administration of too large doses or over too long a time. The Glands Regulating Personality The fundamental chemical reactions within the cells occur in the complete absense of thyroxin. The Glands Regulating Personality So that the length of time a single administration of thyroxin functions within the body is about three weeks. The Glands Regulating Personality The thyroxin in the tissues diminishes after a period of great exertion, the thyroxin probably being carried back to the thyroid gland and kept there as reserve until further demand. The Glands Regulating Personality When the thyroid sends more secretion into the blood, more thyroxin, it accelerates all the functions and activities of the organs. The Glands Regulating Personality |
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