Textbook QuestionBody water content is greatest in a. infants, b. young adults, c. elderly adults.88viewsHas a video solution.
Textbook QuestionWater balance is regulated by control of amount(s) (use choices in question 3). a. ingested, b. excreted in urine, c. lost in perspiration, d. lost in feces.78viewsHas a video solution.
Textbook QuestionAnswer questions 5 through 10 by choosing responses from the following: a. ammonium ions b. bicarbonate c. calcium d. chloride e. hydrogen ions f. magnesium g. phosphate h. potassium i. sodium j. water Two substances regulated by parathyroid hormone.66viewsHas a video solution.
Textbook QuestionAnswer questions 5 through 10 by choosing responses from the following: a. ammonium ions b. bicarbonate c. calcium d. chloride e. hydrogen ions f. magnesium g. phosphate h. potassium i. sodium j. water Part of an important chemical buffer system in plasma.63viewsHas a video solution.
Textbook QuestionAnswer questions 5 through 10 by choosing responses from the following: a. ammonium ions b. bicarbonate c. calcium d. chloride e. hydrogen ions f. magnesium g. phosphate h. potassium i. sodium j. water Substance regulated by ADH's effects on the renal tubules.66viewsHas a video solution.
Textbook QuestionWhich of the following factors will enhance ADH release? a. increase in ECF volume, b. decrease in ECF volume, c. decrease in ECF osmolality, d. increase in ECF osmolality.66viewsHas a video solution.
Textbook QuestionName the body fluid compartments, noting their locations and the approximate fluid volume in each.64viewsHas a video solution.
Textbook QuestionDescribe the thirst mechanism, indicating how it is triggered and terminated.75viewsHas a video solution.
Textbook QuestionMr. Jessup, a 55-year-old man, is operated on for a cerebral tumor. About a month later, he appears at his physician's office complaining of excessive thirst. He claims to have been drinking about 20 liters of water daily for the past week and says he has been voiding nearly continuously. A urine sample is collected and its specific gravity is reported as 1.001. What is your diagnosis of Mr. Jessup's problem? What connection might exist between his previous surgery and his present problem?58viewsHas a video solution.
Textbook QuestionFill in the blanks. A cell in a/an ________ fluid will lose water, and a cell in a/an ________ fluid will gain water.11viewsHas a video solution.
Textbook QuestionMark the following statements as true or false. If a statement is false, correct it to make a true statement.a. The thirst mechanism is mediated by osmoreceptors located in the cerebral cortex.12viewsHas a video solution.
Textbook QuestionMark the following statements as true or false. If a statement is false, correct it to make a true statement.b. The sensible water loss includes the water lost from the body via the skin and the respiratory system.11viewsHas a video solution.
Textbook QuestionMark the following statements as true or false. If a statement is false, correct it to make a true statement.c. The main hormone that regulates fluid balance is antidiuretic hormone (ADH).12viewsHas a video solution.
Textbook QuestionMark the following statements as true or false. If a statement is false, correct it to make a true statement.d. Atrial natriuretic peptide promotes water retention in the kidneys and increases the amount of water in the body.10viewsHas a video solution.
Textbook QuestionMark the following statements as true or false. If a statement is false, correct it to make a true statement.e. Dehydration is characterized by a decreased volume and increased osmolarity of the ECF.11viewsHas a video solution.
Textbook QuestionWhich of the following statements best describes the principle of mass balance?a. The amount of a variable that is gained by the body through ingestion equals the amount that is lost from the body.b. The body maintains a stable mass at all times.c. The amount of each variable brought into the body must be balanced by all other variables.d. The amount of a variable ingested is regulated by a positive feedback loop.12viewsHas a video solution.
Textbook QuestionAs a percentage of body weight, the total body water tends to be higher in ________ and lower in ________ ​.a. ​infants; menb. women; menc. men; infantsd. infants; women9viewsHas a video solution.
Textbook QuestionHow does angiotensin-II help to restore fluid balance when a person is dehydrated?10viewsHas a video solution.
Textbook QuestionA woman begins a diet and exercise regimen and loses 30 lb. Will her total body water increase, decrease, or stay the same? Why?11viewsHas a video solution.
Textbook QuestionExplain how the amount of water in the body affects the concentration of ions and solutes in the ECF.10viewsHas a video solution.
Textbook QuestionWhat do you think has happened to Elise's ECF volume and osmolarity over the past 3 days? Will this lead to a change in the volume of water in the cytosol of her cells? Explain.9viewsHas a video solution.
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Multiple ChoiceAll of the following would occur if there were an increase in plasma osmolality EXCEPT __________.833views3rank
Multiple ChoiceAll of the following factors would stimulate the hypothalamic thirst center EXCEPT __________.631views2rank