Which of the following statements concerning the medullary verticle osmotic gradient is TRUE: W. The loops of Henle of juxtamedullary nephrons establish a medullary osmotic gradient by means of countercurrent multiplication X. The vasa recta enable the medulla to be supplied with blood while conserving the medullary osmotic gradient Y. The medullary osmotic gradient permits excretion of urine of differing concentrations Z. The collecting tubules of all nephrons descend through the medullary osmotic gradient before emptying into the renal pelvis Select one: a. if only W, X and Y are correct b. if only W and Y are correct c. if only X and Z are correct d. if only Z is correct e. if all are correct
Which of the following statements concerning the medullary verticle osmotic gradient is TRUE: W. The loops of Henle of juxtamedullary nephrons establish a medullary osmotic gradient by means of countercurrent multiplication X. The vasa recta enable the medulla to be supplied with blood while conserving the medullary osmotic gradient Y. The medullary osmotic gradient permits excretion of urine of differing concentrations Z. The collecting tubules of all nephrons descend through the medullary osmotic gradient before emptying into the renal pelvis Select one: a. if only W, X and Y are correct b. if only W and Y are correct c. if only X and Z are correct d. if only Z is correct e. if all are correct
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Which of the following statements concerning the medullary verticle osmotic gradient is TRUE:
W. The loops of Henle of juxtamedullary nephrons establish a medullary osmotic gradient by means of countercurrent multiplication
X. The vasa recta enable the medulla to be supplied with blood while conserving the medullary osmotic gradient
Y. The medullary osmotic gradient permits excretion of urine of differing concentrations
Z. The collecting tubules of all nephrons descend through the medullary osmotic gradient before emptying into the renal pelvis
Select one:
a.
if only W, X and Y are correct
b.
if only W and Y are correct
c.
if only X and Z are correct
d.
if only Z is correct
e.
if all are correct
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