Fundamentals of Anatomy & Physiology Plus Mastering A&P with eText - Access Card Package (10th Edition) (New A&P Titles by Ric Martini and Judi Nath)
10th Edition
ISBN: 9780321908599
Author: Frederic H. Martini, Judi L. Nath, Edwin F. Bartholomew
Publisher: PEARSON
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Textbook Question
Chapter 26, Problem 5RQ
The distal convoluted tubule is an important site for (a) active secretion of ions, (b) active secretion of acids and other materials, (c) selective reabsorption of sodium ions from the tubular fluid, (d) all of these.
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Which of the structures listed is responsible for the gretesrt amount of reabsorption from filtrate?
(A) proximal convoluted tubule
(B) distal convolutes tubule
(C) ascending limp of loop of henle
(D) descending limb of loop of henle
This diagram illustrates which of the following
Choose from the following:
(A) secretion of hydrogen via Na+/H+ exchange ions by the proximal convoluted tubule
(B) reabsorption of bicarbonate ions by intercalated cells (A) in the collecting duct
(C) secretion of H+ by H+K+/ATPase pumps in the intercalated cells (A) in the collecting duct
(D) A and B
(E) all of the above
Which of the following substances does NOT appear in normal filtrate within the distal
convoluted tubule?
Question options:
A) Sodium ions
C) Water
D) Glucose
Chapter 26 Solutions
Fundamentals of Anatomy & Physiology Plus Mastering A&P with eText - Access Card Package (10th Edition) (New A&P Titles by Ric Martini and Judi Nath)
Ch. 26 - Prob. 1CPCh. 26 - Prob. 2CPCh. 26 - Prob. 3CPCh. 26 - Prob. 4CPCh. 26 - Prob. 5CPCh. 26 - Damage to which part of a nephron would interfere...Ch. 26 - Prob. 7CPCh. 26 - Prob. 9CPCh. 26 - List the factors that influence net filtration...Ch. 26 - Prob. 11CP
Ch. 26 - Prob. 12CPCh. 26 - Prob. 8CPCh. 26 - Prob. 13CPCh. 26 - Prob. 14CPCh. 26 - Prob. 16CPCh. 26 - Prob. 15CPCh. 26 - What effect would a high-protein diet have on the...Ch. 26 - Prob. 18CPCh. 26 - Prob. 19CPCh. 26 - Prob. 20CPCh. 26 - Define nephrolithiasis.Ch. 26 - Prob. 22CPCh. 26 - Prob. 23CPCh. 26 - Prob. 24CPCh. 26 - Prob. 1RQCh. 26 - The basic functional unit of the kidney is the (a)...Ch. 26 - The process of urine formation involves all of the...Ch. 26 - Prob. 4RQCh. 26 - The distal convoluted tubule is an important site...Ch. 26 - Prob. 6RQCh. 26 - Prob. 7RQCh. 26 - Prob. 8RQCh. 26 - Trace the pathway of the protein-free filtrate...Ch. 26 - Prob. 10RQCh. 26 - Prob. 11RQCh. 26 - Prob. 12RQCh. 26 - Prob. 13RQCh. 26 - What are the primary effects of angiotensin II on...Ch. 26 - Prob. 15RQCh. 26 - When the renal threshold for a substance exceeds...Ch. 26 - Prob. 17RQCh. 26 - Prob. 18RQCh. 26 - When ADH levels rise, (a) the amount of water...Ch. 26 - The control of blood pH by the kidneys during...Ch. 26 - Prob. 21RQCh. 26 - Prob. 22RQCh. 26 - Prob. 23RQCh. 26 - Prob. 24RQCh. 26 - Prob. 25RQCh. 26 - Prob. 26RQCh. 26 - In response to excess water in the body, (a)...Ch. 26 - Prob. 28RQCh. 26 - Prob. 29RQCh. 26 - What effect would drinking a solution of mannitol...Ch. 26 - The drug Diamox is sometimes used to treat...Ch. 26 - Prob. 1CCCh. 26 - What will likely happen to the glomerular...
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- The process of hydrogen ion secretion in the proximal convoluted tubule occurs via which of the following mechanisms? Choose from the following: (A) hydrogen ions diffuse out of the glomerular filtrate of the proximal convoluted tubule, through extracellular fluid and into the peritubular blood (B) carbon dioxide diffuses into the proximal convoluted tubule cell from peritubular capillary blood; undergoes a chemical reaction to form carbonic acid; dissociates into hydrogen and bicarbonate ions; the hydrogen ion diffuses into the glomerular filtrate of the proximal convoluted tubule (C) hydrogen ions diffuse out of the peritubular capillary blood, through extracellular fluid and into the filtrate of the proximal convoluted tubule (D) carbon dioxide diffuses into the proximal convoluted tubule cell from the glomerular filtrate; undergoes a chemical reacdtion to form carbonic acid; dissociates into hydrogen and bicarbonate ions; the hydrogen ions diffuse into the peritubular bloodarrow_forward1) What substances are reabsorbed from the tubules by active reabsorption and what substances by diffusion? 2) What substances are actively secreted by the tubules, and in what parts of the tubules are these substances secreted?arrow_forwardIndicate whether the following statements are true or false :(a) Micturition is carried out by a reflex.(b) ADH helps in water elimination, making the urine hypotonic.(c) Protein-free fluid is filtered from blood plasma into the Bowman’s capsule.(d) Henle’s loop plays an important role in concentrating the urine.(e) Glucose is actively reabsorbed in the proximal convoluted tubule.arrow_forward
- The proximal convoluted tubule: A) Functions in reabsorption and secretion and functions both actively and passively B) Functions only in reabsorption C) Functions solely passively D) Functions only in secretion E) Functions solely activelyarrow_forwardThe part of the nephron whose epithelial cells contain the longest microvilli and the most mitochondria is the (a) glomerular capsule (podocytes), (b) proximal tubule, (c) thin segment, (d) distal tubule.arrow_forwardThe urinary system regulates blood volume and pressure by : (a) adjusting the volume of water lost in the urine. (b) releasing erythropoietin. (c) releasing renin. (d) a, b, and c are correct.arrow_forward
- ADH controls .... a) Na + pumps in proximal tubules b) Water permeability in distal tubules and collecting duct c) Na + pumps and vasa recta d) The water permeability in Henle's slingarrow_forwardThe filtrate in the distal convoluted tubule does not contain Question options: a) Water b) Sodium ions c) Nutrients d) Ureaarrow_forward(a) Describe the basic process and purpose of tubular resorption. (b) Explain the location and function of the peritubular capillaries.arrow_forward
- The primary purpose of the collecting system is to (a) transport urine from the bladder to the urethra. (b) selectively reabsorb sodium ions from tubular fluid. (c) transport urine from the renal pelvis to the ureters. (d) make final adjustments to the osmotic concentration and volume of urine.arrow_forwardThe main function of the transitional epithelium in the ureter is (a) not the same as that of the transitional epithelium in the bladder, (b) protection against kidney stones, (c) secretion of mucus, (d) resorption, (e) stretching.arrow_forwardUrine passes downward through the ureters by which mechanism(s)? (a) ciliary action, (b) peristalsis and gravity, (c) gravity alone, (d) suction exerted on the ureters and renal pelvis as the bladder expands with urine.arrow_forward
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