Answer the following questions based on research:a. What is the normal specific gravity of urine?b. What is the significance of specific gravity in urine? Indicate the normal range of total solids inurine.c. What substances are responsible for the normal color of urine?d. What happens when urine is allowed to stand for some time, exposed to air?e. What is the normal reaction of urine when freshly voided (acidic, basic, neutral)? To whatsubstancesis this reaction due to?f. What happens when urine is allowed to stand without a preservative? Why?g. What constituent of urine tends to precipitate in acidic urine?h. What substance precipitates when urine is alkaline?

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Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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Similar questions

Abnormal Urinary Constituents: What 3 constituents might be present in urine if a patient has a urinary tract infection?
What are the renal response to alkalosis or acidosis? Also describe the changes in pH, PCO2, and HCO3‑ during acidosis and alkalosis of metabolic or respiratory origin
Which of the following statements is true regarding Renal Function and the filtration of molecules? (this is not the same question as '48') 49. A. Large molecules like Glucose are not filtered into the renal tubules because Glucose is too big. B. Glucose molecules are ultimately secreted into the renal tubules; thát is why Glucose is found in the urine of a normal healthy person. C. Glucose molecules are filtered into the renal tubules but are rapidly reabsorbed; that is why very little glucose is found in the urine of a healthy person. D. Plasma Electrolytes are simply too big to be filtered into the renal tubules; that is why only a small concentration of extracellular electrolytes are is found in the urine of a healthy person.
1. Explain the process that produces a hypertonic renal medulla and for what is it needed. a. Which solutes are responsible for maintaining a hypertonic medulla b. Which portion of the Henle’s loop is impermeable to water and which to Na?
1.8 Which of the following is likely to cause the kidney to change the reabsorption of water and/or NaCl? Select one: a. Drinking 1 L of water in a short period of time. (Assume that you weren't dehydrated.) b. Eating a big bag of salty potato chips. c. Forgetting to drink water all day. d. Exercising vigorously in a very hot environment. e. All of the above
Given: The concentration of glucose in the blood is 1 mg/mL. This person then decides to go for a brisk run, which doubles GFR. a. What effect will this have on the amount of inulin and glucose present in their urine? Why? (answer a )
How are CFU (colony forming units) calculated in urine? (Hint/comment: what is the volume in urine cultures)
If a full bladder constitutes of urine, how long will it take you to remove all of the urine from your bladder? The answer in part (1) is somewhat a realistic time for peeing? What should we factor in in order to make it more realistic?
A urinalysis is a test that examines physical, chemical and microscopic aspects of urine. Examining urinary fluid can reveal much about the functioning of the body, as changes from the normal characteristics or appearance may reflect specific diseases. Currently, commercially-available chemical reagent sticks can be used to detect substances in urine. Of the following, which are substances that reagent sticks can test for? a. Substances produced by the body, and naturally found in urine. b. Substances produced by the body, but not usually present in urine. c. Substances not normally found in the body. d. a. and c. only e. a., b., and c.
State the normal range of pH for:a. bloodb. urine
Which of the following is correct about chloride reabsorption from the loop of Henle? Group of answer choices A. Cl– is reabsorbed to the blood through the channels in the basolateral cell membrane of the thick segment of loop of Henle B. Cl– is reabsorbed through Na–K–2Cl cotransporter in the basolateral membrane of the thick segment of loop of Henle C. Cl– is reabsorbed through chloride/bicarbonate cotransporters D. Some Chloride is allowed through the Para cellular gaps E. Both A and B are correct
How would your kidney respond to high altitude ?

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