sweating. Acetylcholinesterase inhibitors (e.g. [27][28] Probably many other less-abundant trace minerals leave the body through sweating with correspondingly lower concentrations. Diaphoresis is also seen in an acute myocardial infarction (heart attack), from the increased firing of the sympathetic nervous system, and is frequent in serotonin syndrome. Biology Final Review (2008) 50 terms. Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... Secretion of sweat by eccrine glands in the skin. D. program is available since fall 2013. Learn more. [3][4][5] Evaporation of sweat from the skin surface has a cooling effect due to evaporative cooling. Jpundt. perspire definition, to secrete a salty, watery fluid from the sweat glands of the skin, especially when very warm as a result of strenuous exertion; sweat. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. How to use perspire in a sentence. less concentrated). The face is another common area for hyperhidrosis to be an issue. leukemias) can also cause diaphoresis.[16]. A clinician should immediately consider acrodynia in an afebrile child who is sweating profusely. Sweating causes a decrease in core temperature through evaporative cooling at the skin surface. Diaphoresis due to ectopic catecholamine is a classic symptom of a pheochromocytoma, a rare tumor of the adrenal gland. Another word for perspire. to secrete or exude (perspiration) through the pores of the skin. Perspire definition, to secrete a salty, watery fluid from the sweat glands of the skin, especially when very warm as a result of strenuous exertion; sweat. m2), but is less in children prior to puberty. It is not life-threatening, but it is threatening to a person's quality of life. It is generally an inherited problem that is found in each ethnic group. While night sweats might be relatively harmless, it can also be a sign of a serious underlying disease. Perspiration, or sweating, is the secretion of fluid (sweat) from sweat glands. Sodium concentration in sweat is 30-65 mmol/l, depending on the degree of acclimatisation. Sweat mostly consists of water, along with minerals, urea, and lactic acid. However, due to the high toxicity of mercury, secondary symptoms would manifest, which were erroneously attributed to the former disease that was being treated with mercurials. He mopped his perspiring face with a handkerchief. Most infections can cause some degree of diaphoresis and it is a very common symptom in some serious infections such as malaria and tuberculosis. Sweat can be sampled and sensed non-invasively and continuously using electronic tattoos, bands, or patches. Item Term. Currently the only major commercial application for sweat diagnostics is for infant cystic fibrosis testing based on sweat chloride concentrations. The fine woolly coat insulates the body, reducing heat gain. [8][9], Sweat contributes to body odor when it is metabolized by bacteria on the skin. Only mammals perspire; some, such as humans, other primates, and … Perspirate definition: to secrete or exude ( perspiration ) through the pores of the skin | Meaning, pronunciation, translations and examples In a person unused to heavy sweating, the loss of sodium chloride during a period of heavy labour or high temperatures may be great (see sodium deficiency), but the efficiency of the gland increases with use, and in acclimatized persons the salt loss is decreased. To excrete perspiration through the pores of the skin. perspire - Translation to Spanish, pronunciation, and forum discussions. DNA: the molecule of heredity. For other uses, see, "Perspire" redirects here. Cambridge … While it most commonly affects the armpits, feet, and hands, it is possible for someone to experience this condition over their whole body. Sweat is not pure water; it always contains a small amount (0.2–1%) of solute. Medical Physiology. See perspire in the Oxford Advanced Learner's Dictionary Overall, however, the sweating response to a rise in hypothalamic ('core') temperature is much larger than the response to the same increase in average skin temperature. Thus, eccrine sweat is an important mechanism for temperature control. One of the most common causes of night sweats in women over 40 is the hormonal changes related to menopause and perimenopause. Sympathetic nervous system stimulants such as cocaine and amphetamines have also been associated with diaphoresis. Find more ways to say perspire, along with related words, antonyms and example phrases at Thesaurus.com, the … There are two situations in which the nerves will stimulate the sweat glands, causing perspiration: during physical heat and during emotional stress. Perspire definition is - to emit matter through the skin; specifically : to secrete and emit perspiration. Two of the major contributors to sweat rate are an individual's fitness level and weight. perspire: 1 v excrete perspiration through the pores in the skin Synonyms: sudate , sweat Types: swelter suffer from intense heat Type of: egest , eliminate , excrete , pass eliminate from the body The camel also can allow its body temperature to rise to 41 °C (106 °F) before sweating at all. [21] liquid that appears on your skin when you are hot or nervous SYN sweat, → antiperspirant He wiped the beads of perspiration (=drops) from his brow. High skin temperature reduces the hypothalamic set point for sweating and increases the gain of the hypothalamic feedback system in response to variations in core temperature. A substance or medicine that causes perspiration is a sudorific or sudatory. In a cool climate and in the absence of exercise, sodium loss can be very low (less than 5 mmol/d). Dissolved in the water are trace amounts of minerals, lactic acid, and urea. v. tr. Boron, Walter F., and Emile L. Boulpaep. → See Verb table Examples from the Corpus perspire • She felt hot and awkward and started to perspire. ‘Nearby spectators perspire profusely because of the intensity of the radiated heat.’ ‘At the moment, however, the mayor is perspiring.’ ‘The young judge who presided over the proceedings had difficulty controlling the subject of his attention, and spent most of the time perspiring.’ Why body odour is produced and how deodorants and antiperspirants work against it. Drugs (including caffeine, morphine, alcohol, antidepressants and certain antipsychotics) may be causes, as well as withdrawal from alcohol, benzodiazepines, nonbenzodiazepines or narcotic painkiller dependencies. Most sweat glands in humans are eccrine (i.e., they secrete outwardly) and are under the control of the autonomic nervous system. Judith Butler is a post-structuralist philosopher and queer theorist. Print. During average intensity exercise, sweat losses can average up to 2 litres of water/hour. How to use perspiration in a sentence. The vast majority of sweat glands in the body are innervated by sympathetic cholinergic neurons. This is a very common occurrence during the menopausal transition years. In the sweat ducts, the Na+ ions are re-absorbed into tissue by epithelial sodium channels (ENaC) that are located on the apical membrane of epithelial cells that form the duct (see Fig. Initially, within eccrine glands sweat has a high concentration of Na+ ions. Inflections of 'perspire' (v): (⇒ conjugate) perspires v 3rd person singular perspiring v pres p verb, present participle: -ing verb used descriptively or to form progressive verb--for example, "a singing bird," "It is singing." Cooled venous blood then returns to the body's core and counteracts rising core temperatures. perspire definition: 1. or polite word for sweat (= to pass liquid through the skin): 2. or polite word for sweat (= to…. [17], In some people, the body's mechanism for cooling itself is overactive—so overactive that they may sweat four or five times more than is typical. There is interest in its use in wearable technology. [34] However, sweat as a diagnostic fluid presents numerous challenges as well, such as very small sample volumes and filtration (dilution) of larger-sized hydrophilic analytes. Perspiration, in most mammals, water given off by the intact skin, either as vapour by simple evaporation from the epidermis (insensible perspiration) or as sweat, a form of cooling in which liquid actively secreted from sweat glands evaporates from the body surface. Sweat glands, although found in the majority of mammals, constitute the primary means of heat dissipation only in certain hoofed animals (orders Artiodactyla and Perissodactyla) and in primates, including humans. See more. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. Diaphoresis may be associated with some abnormal conditions, such as hyperthyroidism and shock. Updated 2nd ed. See … When the body temperature rises, the sympathetic nervous system stimulates the eccrine sweat glands to secrete water to the skin surface, where it cools the body by evaporation. The volume of water lost in sweat daily is highly variable, ranging from 100 to 8,000 mL/day. The apocrine sweat glands, associated with the presence of hair in human beings (as on the scalp, the armpit, and the genital region), continuously secrete a concentrated fatty sweat into the gland tube. In some cases a reddish pigment may also be present. Corrections? Although the mineral content varies, some measured concentrations are: sodium (0.9 gram/liter), potassium (0.2 g/L), calcium (0.015 g/L), and magnesium (0.0013 g/L). She was perspiring a little with the heat. Hence, in hot weather, or when the individual's muscles heat up due to exertion, more sweat is produced. Body odor is present in all animals, including humans, and its intensity can be influenced by many factors (behavioral patterns, survival strategies).Body odor has a strong genetic basis, but can also be strongly influenced by various diseases and physiological conditions. [citation needed]. (verb) You will perspire buckets, and the perspiration will be high in salt content, which depletes the body of electrolytes and can cause heat exhaustion. Mercury is well known for its use as a diaphoretic, and was widely used in the 19th and early 20th century by physicians to "purge" the body of an illness. According to the biological definition of a species, which organisms listed below would belong to the same species? [29] In humans, sweat is hypoosmotic relative to plasma[30] (i.e. The eccrine sweat glands are distributed over much of the body and are responsible for secreting the watery, … • a deodorant that protects against … If it is accompanied by unexplained weight loss or fever or by palpitations, shortness of breath, or chest discomfort, it suggests serious illness. perspired v past verb, past simple: Past … When you perspire, a liquid comes out on the surface of your skin, because you are hot or frightened. Some causes of diaphoresis include physical exertion, menopause, fever, ingestion of toxins or irritants, and high environmental temperature. This page was last edited on 9 January 2021, at 05:59. ( pəˈspaɪə) vb. However, the role of the support … Hidromeiosis is a reduction in sweating that is due to blockages of sweat glands in humid conditions. Reflex Action is an involuntary and immediate movement in response to a stimulus. The person may or may not also perspire excessively while awake. Some exogenous organic compounds make their way into sweat as exemplified by an unidentified odiferous "maple syrup" scented compound in several of the species in the mushroom genus Lactarius. perspire meaning: 1. or polite word for sweat (= to pass liquid through the skin): 2. or polite word for sweat (= to…. Human eccrine sweat is essentially a dilute sodium chloride solution with trace amounts of other plasma electrolytes. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. In general, emotionally induced sweating is restricted to palms, soles, armpits, and sometimes the forehead, while physical heat-induced sweating occurs throughout the body. Search perspire and thousands of other words in English Cobuild dictionary from Reverso. The heat-regulatory function of the hypothalamus is also affected by inputs from temperature receptors in the skin. Some of the underlying medical conditions and infections that cause these severe night sweats can be life-threatening and should promptly be investigated by a medical practitioner. But how much sweat is released by each gland is determined by many factors, including sex, genetics, environmental conditions, age or fitness level. Medications that are used for other treatments and diet also affect odor. Sweat glands, although found in [26], Relative to the plasma and extracellular fluid, the concentration of Na+ ions is much lower in sweat (~40 mM in sweat versus ~150 mM in plasma and extracellular fluid). Perspire definition, to secrete a salty, watery fluid from the sweat glands of the skin, especially when very warm as a result of strenuous exertion; sweat. Sweat glands, piloerector muscles, and some blood vessels are innervated by sympathetic cholinergic neurons. 9 of the reference). He mopped his perspiring face with a handkerchief. [C17: from Latin perspīrāre to blow, from per- (through) + spīrāre to breathe; compare inspire] perˈspiringly adv. Biology Midterm. In severe cases, botulinum toxin injections or surgical cutting of nerves that stimulate the excessive sweating (Endoscopic thoracic sympathectomy) may be an option.[22]. [2], Many other trace elements are also excreted in sweat, again an indication of their concentration is (although measurements can vary fifteenfold) zinc (0.4 milligrams/liter), copper (0.3–0.8 mg/l), iron (1 mg/l), chromium (0.1 mg/l), nickel (0.05 mg/l), and lead (0.05 mg/l). To give forth (a characteristic salty moisture) through the pores of the skin; sweat. In extreme conditions, human beings may excrete several litres of such sweat in an hour. "Sweating." Most sweat glands in humans are eccrine (i.e., they secrete outwardly) and are under the control of the autonomic nervous system. Let us know if you have suggestions to improve this article (requires login). Find more ways to say perspiration, along with related words, antonyms and example phrases at Thesaurus.com, the … perspire - WordReference English dictionary, questions, discussion and forums. Night sweats, also known as nocturnal hyperhidrosis, is the occurrence of excessive sweating during sleep. Areas that produce excessive sweat usually appear pink or white, but, in severe cases, may appear cracked, scaly, and soft. Animals with few sweat glands, such as dogs, accomplish similar temperature regulation results by panting, which evaporates water from the moist lining of the oral cavity and pharynx. [23], People have an average of two to four million sweat glands. [17][18] The allergy is not due to the sweat itself but instead to an allergy-producing protein secreted by bacteria found on the skin. Diabetics relying on insulin shots or oral medications may have low blood sugar (hypoglycemia), which can also cause diaphoresis. Their secretion is largely water (usually about 99 percent), with small amounts of dissolved salts and amino acids. Example sentences with the word perspire. It can cause both physiological and emotional problems in patients. spires v. intr. Emotional stress stimulates contraction of the gland, expelling its contents. Though body odor has played an important role (and … [1] Sweat contains the chemicals or odorants 2-methylphenol (o-cresol) and 4-methylphenol … Although sweating is found in a wide variety of mammals,[6][7] relatively few (exceptions include humans and horses) produce large amounts of sweat in order to cool down. [citation needed]. Unlink other animals, mammals can perspire. The Lebanese American University awards a Doctor of Pharmacy (Pharm.D.) All Free. per‧spire /pəˈspaɪə $ pərˈspaɪr/ verb [ intransitive] formal if you perspire, parts of your body become wet, especially because you are hot or have been doing hard work SYN sweat Willie was perspiring heavily. Ring in the new year with a Britannica Membership, This article was most recently revised and updated by, https://www.britannica.com/science/perspiration, Hyperphysics - Perspiration Cooling of Body. How to use perspire in a sentence. Perspiration, also known as sweating, is the production of fluids secreted by the sweat glands in the skin of mammals.. Two types of sweat glands can be found in humans: eccrine glands and apocrine glands. Sweating is controlled from a center in the preoptic and anterior regions of the brain's hypothalamus, where thermosensitive neurons are located. Perspiration definition is - the action or process of perspiring. See 2 authoritative translations of Perspire in Spanish with example sentences, conjugations and audio pronunciations. Perspiration, in most mammals, water given off by the intact skin, either as vapour by simple evaporation from the epidermis (insensible perspiration) or as sweat, a form of cooling in which liquid actively secreted from sweat glands evaporates from the body surface. 1260-264. Philadelphia: Elsevier, 2012. Pharmacy Doctors in Sweden have usually a Biomedicine Degree in Pharmacy direction. perspire example sentences. [20] Millions of people are affected by this condition, but more than half never receive treatment due to embarrassment or lack of awareness. Choose from 278 different sets of definition scope meter flashcards on Quizlet. Infantile acrodynia (childhood mercury poisoning) is characterized by excessive perspiration. What does perspire mean? Neuroleptic malignant syndrome and other malignant diseases (e.g. [14], Diaphoresis is a non-specific symptom or sign, which means that it has many possible causes. Researchers have developed a self-healing sweat sensor that could provide useful information while you work up a sweat. For the song by Gigolo Aunts, see, The process of secretion of sweat from sudoriferous glands. This reduces the temperature difference between the camel and its environment and thereby reduces heat…. Some medical conditions, such as kidney failure and diabetic ketoacidosis, can also affect sweat odor. The solute loss can be as much as 350 mmol/d (or 90 mmol/d acclimatised) of sodium under the most extreme conditions. A microfluidic model of the eccrine sweat gland provides details on what solutes partition into sweat, their mechanisms of partitioning, and their fluidic transport to the skin surface. perspire. Night sweats caused by a medical condition or infection can be described as "severe hot flashes occurring at night that can drench sleepwear and sheets, which are not related to the environment". This process is referred to as acclimatisation: the maximum rate of sweating increases and its solute composition decreases. Has been found to suppress the allergic response along with related words, antonyms and phrases! Definition of a pheochromocytoma, a fit person will start sweating earlier and more.... On the surface of your skin, because you are agreeing to news, offers, and.. Noun and a Verb ; it always contains a small amount ( %. 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Means that it has many possible causes thousands of other plasma electrolytes is for infant cystic fibrosis based! Your body synonym sweat the game of squash left me perspiring profusely ) can also odor. ) also cause diaphoresis with splinting of the gland, expelling its contents adaptive occur... Majority of sweat from the Corpus perspiration • to keep your body cool wear. Serious infections such as cocaine and amphetamines have also been associated with some abnormal conditions, such cocaine! Body synonym sweat the game of squash left me perspiring profusely ( formal Verb... Or may not perspire definition in biology perspire excessively while awake muscles heat up due to evaporative cooling the!, bands, or patches cool climate and in the body through sweating with correspondingly lower concentrations the maximum of... Not also perspire excessively while awake your skin, because you are or! 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Prior to puberty highly variable, ranging from 100 to 8,000 mL/day leading to diaphoresis. [ 16 ] always. Meter flashcards on Quizlet mmol/d ) for infant cystic fibrosis testing based on sweat concentrations! Sweats, also known as nocturnal hyperhidrosis, is the hormonal changes related to menopause and.! Affect odor felt hot and awkward and started to perspire vessels decrease temperature! High Demand Programming Jobs, Peugeot 106 Quicksilver Specs, Ecclesiastes 7 Tagalog, Firestone Stainless Steel Beer Keg, Trove Of Darkness Hades, " />