BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Chapter 49.6, Problem 2LO
Summary Introduction
To analyze: The relationship between blood pressure and blood osmolarity.
Introduction: Most of the vertebrates are osmoregulators, and the body fluids of the vertebrate animals are either hypotonic or hypertonic to their environment. Such organisms exchange nutrients and water by ingesting water and food, and by excreting feces, urine and sweat. Maintenance of osmotic balance in tissues is essential to perform different
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Define the viscosity and osmolarity of blood. Explain whyeach of these is important for human survival.
in detail describe what happens to unneeded solutes in the blood.
Define the role of sodium ion in maintaining extracellular fluid volume.
Chapter 49 Solutions
BIOLOGY
Ch. 49.1 - Prob. 1LOCh. 49.1 - Prob. 2LOCh. 49.2 - Identify the relative toxicity and solubility of...Ch. 49.3 - Prob. 1LOCh. 49.3 - Define reabsorption and secretion.Ch. 49.4 - Prob. 1LOCh. 49.4 - Explain the role of the loop of Henle in the...Ch. 49.5 - Prob. 1LOCh. 49.5 - Prob. 2LOCh. 49.5 - Prob. 3LO
Ch. 49.6 - Prob. 1LOCh. 49.6 - Prob. 2LOCh. 49 - Prob. 1DACh. 49 - Which of the following is NOT an ion...Ch. 49 - Prob. 2UCh. 49 - A sharks blood is isotonic to the surrounding...Ch. 49 - An important function of the excretory system is...Ch. 49 - Which of the following is a function of the...Ch. 49 - Humans excrete their excess nitrogenous wastes as...Ch. 49 - An osmoregulator would maintain its internal...Ch. 49 - Prob. 1ACh. 49 - A viral infection that specifically interferes...Ch. 49 - Diuretics are drugs that can be used to treat high...Ch. 49 - Caffeine inhibits the secretion of ADH. Prior to...Ch. 49 - You and your study partner want to draw the...Ch. 49 - You are studying renal function in different...Ch. 49 - Prob. 1SCh. 49 - Johns doctor is concerned that Johns kidneys may...
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- when a person receive intravenous fluid to help up blood volume , why is it important to for the fluid to be isotonic?arrow_forwardif the osmolarity of plasma increases what would happen to the size of a red blood cell? Would it increase or decrease?arrow_forwardDiagram the sequence of events leading from decreased cardiovascular pressures or from an increased plasma osmolarity to increased secretion of vasopressin?arrow_forward
- Why would it be dangerous to administer intravenous fluids that do not have an osmotic pressure comparable to that of bodily fluids?arrow_forwardExplain how a high concentration of sodium ions in theinterstitial fluid affects intracellular fluid levels.arrow_forwardExplain how changes in blood volume regulate renin secretion and how the secretion of renin helps to regulate the blood volume.arrow_forward
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