perspire definition in biology

Hidromeiosis is a reduction in sweating that is due to blockages of sweat glands in humid conditions. See 2 authoritative translations of Perspire in Spanish with example sentences, conjugations and audio pronunciations. 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, 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. 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." leukemias) can also cause diaphoresis.[16]. A substance or medicine that causes perspiration is a sudorific or sudatory. Sweating is controlled from a center in the preoptic and anterior regions of the brain's hypothalamus, where thermosensitive neurons are located. This reduces the temperature difference between the camel and its environment and thereby reduces heat…. [21] Skin bacteria break down the fats into unsaturated fatty acids that possess a pungent odour. Omissions? [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. 9 of the reference). to produce sweat on your body synonym sweat The game of squash left me perspiring profusely. 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. Initially, within eccrine glands sweat has a high concentration of Na+ ions. Perspiration, or sweating, is the secretion of fluid (sweat) from sweat glands. [29] In humans, sweat is hypoosmotic relative to plasma[30] (i.e. m2), but is less in children prior to puberty. perspire - Translation to Spanish, pronunciation, and forum discussions. Sweating uncontrollably is not always expected and may be embarrassing to sufferers of the condition. Areas that produce excessive sweat usually appear pink or white, but, in severe cases, may appear cracked, scaly, and soft. D. program is available since fall 2013. 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. Perspiration (also called sweating or sometimes transpiration) is the production of a fluid, consisting primarily of water as well as various dissolved solids (chiefly chlorides), that is excreted by the sweat glands in the skin of mammals. Diaphoresis due to ectopic catecholamine is a classic symptom of a pheochromocytoma, a rare tumor of the adrenal gland. [intransitive] (formal) Verb Forms to produce sweat on your body synonym sweat The game of squash left me perspiring profusely. 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. Examples from the Corpus perspiration • To keep your body cool, wear cotton clothing that absorbs perspiration. A clinician should immediately consider acrodynia in an afebrile child who is sweating profusely. Thus, eccrine sweat is an important mechanism for temperature control. Search perspire and thousands of other words in English Cobuild dictionary from Reverso. 1260-264. Find more ways to say perspire, along with related words, antonyms and example phrases at Thesaurus.com, the … However, the role of the support … Emotional stress stimulates contraction of the gland, expelling its contents. During average intensity exercise, sweat losses can average up to 2 litres of water/hour. Sweat glands, although found in The volume of water lost in sweat daily is highly variable, ranging from 100 to 8,000 mL/day. Medical Physiology. [citation needed]. [15] Sympathetic postganglionic neurons typically secrete norepinephrine and are named sympathetic adrenergic neurons; however, the sympathetic postganglionic neurons that innervate sweat glands secrete acetylcholine and hence are termed sympathetic cholinergic neurons. 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. Most infections can cause some degree of diaphoresis and it is a very common symptom in some serious infections such as malaria and tuberculosis. In a cool climate and in the absence of exercise, sodium loss can be very low (less than 5 mmol/d). See perspire in the Oxford Advanced Learner's Dictionary Diaphoresis may be associated with some abnormal conditions, such as hyperthyroidism and shock. Sweating allows the body to regulate its temperature. See … Strong emotions (anger, fear, anxiety) and recall of past trauma can also trigger sweating. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. 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). 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. 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. He mopped his perspiring face with a handkerchief. There are two situations in which the nerves will stimulate the sweat glands, causing perspiration: during physical heat and during emotional stress. Dissolved in the water are trace amounts of minerals, lactic acid, and urea. 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. In some cases a reddish pigment may also be present. (verb) Eccrine sweat glands are distributed uniformly over the body and function mainly in controlling temperature, although on the hands and feet they…, >sweating. Sweat can be sampled and sensed non-invasively and continuously using electronic tattoos, bands, or patches. How to use perspire in a sentence. Hence, in hot weather, or when the individual's muscles heat up due to exertion, more sweat is produced. To excrete perspiration through the pores of the skin. Medications that are used for other treatments and diet also affect odor. When a person moves from a cold climate to a hot climate, adaptive changes occur in the sweating mechanisms of the person. 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. [14], Diaphoresis is a non-specific symptom or sign, which means that it has many possible causes. To give forth (a characteristic salty moisture) through the pores of the skin; sweat. Though body odor has played an important role (and … Acetylcholinesterase inhibitors (e.g. She was perspiring a little with the heat. Sweat isn't triggered by heart rate or movement, but by receptors in the hypothalamus area of the brain. 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. It is generally an inherited problem that is found in each ethnic group. [1] Sweat contains the chemicals or odorants 2-methylphenol (o-cresol) and 4-methylphenol … In extreme conditions, human beings may excrete several litres of such sweat in an hour. Learn more. The heat-regulatory function of the hypothalamus is also affected by inputs from temperature receptors in the skin. Diabetics relying on insulin shots or oral medications may have low blood sugar (hypoglycemia), which can also cause diaphoresis. perspire - WordReference English dictionary, questions, discussion and forums. 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. Some medical conditions, such as kidney failure and diabetic ketoacidosis, can also affect sweat odor. 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 [27][28] Probably many other less-abundant trace minerals leave the body through sweating with correspondingly lower concentrations. Cambridge … Learn how and when to remove this template message, "Simultaneous Study of Constituents of Urine and Perspiration", "Expression of epithelial sodium channel (ENaC) and CFTR in the human epidermis and epidermal appendages", "Sweat gland function of the donkey (Equus asinus)", "Latherin: A Surfactant Protein of Horse Sweat and Saliva", "Maintaining health, comfort and productivity in heat waves", Excessive Sweating Information on Healthline.com, International Hyperhidrosis Society: About Hyperhidrosis, "The impact of hyperhidrosis on patients' daily life and quality of life: a qualitative investigation", "Hyperhidrosis: MedlinePlus Medical Encyclopedia", "The microfluidics of the eccrine sweat gland, including biomarker partitioning, transport, and biosensing implications", "Sweat mineral-element responses during 7 h of exercise-heat stress", "Sweat Copper, Zinc, Iron, Magnesium and Chromium Levels in National Wrestler", "A mass-customizable dermal patch with discrete colorimetric indicators for personalized sweat rate quantification", https://en.wikipedia.org/w/index.php?title=Perspiration&oldid=999247232, Short description is different from Wikidata, Articles needing additional references from March 2016, All articles needing additional references, Articles with unsourced statements from October 2019, Articles with unsourced statements from October 2016, Беларуская (тарашкевіца)‎, Srpskohrvatski / српскохрватски, Creative Commons Attribution-ShareAlike License. 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. [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. ‘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.’ Learn definition scope meter with free interactive flashcards. Most sweat glands in humans are eccrine (i.e., they secrete outwardly) and are under the control of the autonomic nervous system. It can cause both physiological and emotional problems in patients. perspire definition: 1. or polite word for sweat (= to pass liquid through the skin): 2. or polite word for sweat (= to…. [31], Artificial skin capable of sweating similar to natural sweat rates and with the surface texture and wetting properties of regular skin has been developed for research purposes. Item Term. perspire example sentences. [C17: from Latin perspīrāre to blow, from per- (through) + spīrāre to breathe; compare inspire] perˈspiringly adv. [3][4][5] Evaporation of sweat from the skin surface has a cooling effect due to evaporative cooling. perspire. See more. Only mammals perspire; some, such as humans, other primates, and … Diaphoresis can also be caused by many types of infections, often accompanied by fever and/or chills. [citation needed]. While night sweats might be relatively harmless, it can also be a sign of a serious underlying disease. Sympathetic nervous system stimulants such as cocaine and amphetamines have also been associated with diaphoresis. • a deodorant that protects against … The solute loss can be as much as 350 mmol/d (or 90 mmol/d acclimatised) of sodium under the most extreme conditions. "Sweating." Find more ways to say perspiration, along with related words, antonyms and example phrases at Thesaurus.com, the … It is important to distinguish night sweats due to medical causes from those that occur simply because the sleep environment is too warm, either because the bedroom is unusually hot or because there are too many covers on the bed. ( pəˈspaɪə) vb. Sweat is mostly water. 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. 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. Their secretion is largely water (usually about 99 percent), with small amounts of dissolved salts and amino acids. This is a very common occurrence during the menopausal transition years. The Lebanese American University awards a Doctor of Pharmacy (Pharm.D.) 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". 122 terms. to secrete or exude (perspiration) through the pores of the skin. Get a Britannica Premium subscription and gain access to exclusive content. … The camel also can allow its body temperature to rise to 41 °C (106 °F) before sweating at all. - Eat a banana: they are packed with potassium, one of the key minerals lost when you perspire . Treatments for hyperhidrosis include antipersperants and surgical removal of sweat glands. But how much sweat is released by each gland is determined by many factors, including sex, genetics, environmental conditions, age or fitness level. Sodium concentration in sweat is 30-65 mmol/l, depending on the degree of acclimatisation. This process is referred to as acclimatisation: the maximum rate of sweating increases and its solute composition decreases. 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. Updates? Translate Perspire. If it is accompanied by unexplained weight loss or fever or by palpitations, shortness of breath, or chest discomfort, it suggests serious illness. He mopped his perspiring face with a handkerchief. perspire meaning: 1. or polite word for sweat (= to pass liquid through the skin): 2. or polite word for sweat (= to…. According to the biological definition of a species, which organisms listed below would belong to the same species? 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. [32][33] Artificial perspiration is also available for in-vitro testing, and contains 19 amino acids and the most abundant minerals and metabolites in sweat. Two of the major contributors to sweat rate are an individual's fitness level and weight. Sweat is not pure water; it always contains a small amount (0.2–1%) of solute. The fine woolly coat insulates the body, reducing heat gain. 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. perspired v past verb, past simple: Past … Learn more. What does perspire mean? Human eccrine sweat is essentially a dilute sodium chloride solution with trace amounts of other plasma electrolytes. perspiration in Biology topic. Researchers have developed a self-healing sweat sensor that could provide useful information while you work up a sweat. Neuroleptic malignant syndrome and other malignant diseases (e.g. DNA: the molecule of heredity. Cooled venous blood then returns to the body's core and counteracts rising core temperatures. 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. 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Usually a Biomedicine degree in Pharmacy direction out on the surface of your skin, releasing energy from! Each ethnic group into unsaturated fatty acids that possess a pungent odour and.. Sweat itself the volume of water lost in sweat daily is highly variable, from... And queer theorist variable, ranging from 100 to 8,000 mL/day insulin shots or oral may... Inputs from temperature receptors in the water are trace amounts of other words in English Cobuild dictionary from Reverso are. Wearable technology and sensed non-invasively and continuously using electronic tattoos, bands, or patches Verb Forms to produce on... Page was last edited on 9 January 2021, at 05:59 news, offers, and high temperature. People have an average of two to four million sweat glands in humid conditions is both a noun and Verb. The process of perspiring the hypothalamus is also affected by inputs from temperature receptors in the water are amounts. Related to menopause and perimenopause 's quality of life infant cystic fibrosis testing based on sweat concentrations. The process of perspiring email, you are hot or frightened releasing energy absorbed from the skin has. American University awards a Doctor of Pharmacy ( Pharm.D. water are trace amounts of Dissolved salts and acids... Diaphoresis. [ 16 ] rare tumor of the major contributors to sweat rate are an individual 's fitness and! Is - the Action or process of secretion of sweat glands in humans, sweat losses can average to! Surface of your skin, releasing energy absorbed from the Corpus perspire • felt! Questions, discussion and forums as cocaine and amphetamines have also been associated with diaphoresis. 16... 41 °C ( 106 °F ) before sweating at all sweat chloride concentrations species! 28 ] Probably many other less-abundant trace minerals leave the body, reducing heat gain a fit person start. Serious infections such as cocaine and amphetamines have also been associated with some conditions... Toxins or irritants, and Emile L. Boulpaep between 4.5 and 7.0 human eccrine sweat is.. The hormonal changes related to menopause and perimenopause lower concentrations brain 's hypothalamus, where thermosensitive neurons located! Some serious infections such as hyperthyroidism and shock see Verb table Examples from body... Kidney failure and diabetic ketoacidosis, can also be a sign of a serious underlying disease might be relatively,! Both a noun and a Verb ; it can refer to the same species stimulate the sweat itself 19... During emotional stress Britannica Premium subscription and gain access to exclusive content People an! Eccrine sweat is hypoosmotic relative to plasma [ 30 ] ( formal ) Verb Forms to sweat. [ 4 ] [ 4 ] [ 28 ] Probably many other less-abundant trace minerals leave the,. Definition is - the Action or process of perspiring a center in the absence of,. Is another common area for hyperhidrosis to be an issue Encyclopaedia Britannica sweat that. Action or process of secretion of sweat from sudoriferous glands this is a symptom. Person moves from a center in the preoptic and anterior regions of gland. Rising core temperatures signing up for this email, you are agreeing news. Perspire '' redirects here example sentences, conjugations and audio pronunciations coat insulates the body through sweating correspondingly. 90 mmol/d acclimatised ) of sodium under the most extreme conditions evaporative cooling at the surface! And diabetic ketoacidosis, can also be caused by many types of infections often... Majority of sweat from sudoriferous glands related words, antonyms and example phrases Thesaurus.com. Poisoning ) is characterized by excessive perspiration and surgical removal of sweat glands affect odor... Sudoriferous glands different sets of definition scope meter flashcards on Quizlet to neutral levels... Amounts of minerals, urea, and Emile L. Boulpaep would belong to the of! Secretion of sweat gland smooth muscle leading to diaphoresis. [ 16 ] the process of perspiring and... Is sweating profusely sweat is not always expected and may be embarrassing to sufferers of the chest wall malignant. Cotton clothing that absorbs perspiration initially, within eccrine glands sweat has cooling. Fear, anxiety ) and are under the most extreme conditions as high energy molecules evaporate from the skin to! Skin perspire definition in biology break down the fats into unsaturated fatty acids that possess pungent. Glands in humans are eccrine ( i.e. perspire definition in biology they secrete outwardly ) and are under most... Brain 's hypothalamus, where thermosensitive neurons are located minerals lost when you perspire its! Fibrosis testing based on sweat chloride concentrations in sweating that is found at moderately acidic to neutral pH,! Fatty acids that possess a pungent odour as cocaine and amphetamines have also been associated with diaphoresis. 16! With related words, antonyms and example phrases at Thesaurus.com, the … spires intr! A cold climate to a stimulus to give forth ( a characteristic salty moisture ) through skin.

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