Laboratory Manual for Anatomy & Physiology (6th Edition) (Anatomy and Physiology)
6th Edition
ISBN: 9780134206332
Author: Elaine N. Marieb, Lori A. Smith
Publisher: PEARSON
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Chapter 24, Problem 5SAQ
Summary Introduction
To review:
The mechanisms of extrinsic regulation of GFR, and their physiological role.
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Describe the mechanisms of extrinsic regulation of GFR, and their physiological role.
Explain the autoregulatory mechanism of GFR.
Describe how each of the following functions in the extrinsic control of GFR: renin-angiotensin mechanism, natriuretic peptides, and sympathetic adrenergic activity
Chapter 24 Solutions
Laboratory Manual for Anatomy & Physiology (6th Edition) (Anatomy and Physiology)
Ch. 24.1 - Prob. 1CYUCh. 24.1 - From inside to outside, list the three layers of...Ch. 24.1 - The lumen of the ureter is continuous with a space...Ch. 24.2 - Name the tubular components of a nephron in the...Ch. 24.2 - What are the structural differences between...Ch. 24.2 - What type of capillaries are the glomerular...Ch. 24.2 - Prob. 19CYUCh. 24.3 - In the kidneys, tubular secretion of a substance...Ch. 24.4 - Extrinsic and intrinsic controls of GFR serve two...Ch. 24.4 - Calculate net filtration pressure given the...
Ch. 24.4 - Which of the pressures that determine NFP is...Ch. 24.5 - In which part of the nephron does most...Ch. 24.5 - How does the movement of Na+ drive the...Ch. 24.5 - MAKING conections Primary and secondary active...Ch. 24.6 - List several substances that are secreted into the...Ch. 24.7 - Describe the special characteristics of the...Ch. 24.7 - Under what conditions is ADH released from the...Ch. 24.8 - What would you expect the normal clearance value...Ch. 24.8 - What are the three major nitrogenous wastes...Ch. 24.9 - A kidney stone blocking a ureter would interfere...Ch. 24.9 - What is the trigone of the bladder, and which...Ch. 24.9 - Name the three regions of the male urethra.Ch. 24.9 - How does the detrusor respond to increased firing...Ch. 24.9 - MAKING connections Compare the structure and...Ch. 24 - The lowest blood concentration of nitrogenous...Ch. 24 - The glomerular capillaries differ from other...Ch. 24 - Damage to the renal medulla would interfere first...Ch. 24 - Which is reabsorbed by the proximal convoluted...Ch. 24 - Glucose is not normally found in the urine because...Ch. 24 - Filtration at the glomerulus is inversely related...Ch. 24 - Tubular reabsorption (a) of glucose and many other...Ch. 24 - If a freshly voided urine sample contains...Ch. 24 - Conditions such as diabetes mellitus and...Ch. 24 - Which of the following is/are true about ADH? (a)...Ch. 24 - What is the importance of the perirenal fat...Ch. 24 - Trace the pathway a creatinine molecule takes from...Ch. 24 - Explain the important differences between blood...Ch. 24 - Describe the mechanisms that contribute to renal...Ch. 24 - Prob. 5SAQCh. 24 - Describe what is involved in active and passive...Ch. 24 - Explain how the peritubular capillaries are...Ch. 24 - Explain the process and purpose of tubular...Ch. 24 - How does aldosterone modify the chemical...Ch. 24 - Explain why the filtrate becomes hypotonic as it...Ch. 24 - How does urinary bladder anatomy support its...Ch. 24 - Define micturition and describe the micturition...Ch. 24 - Lets return to Kyle Boulard, whom we met in the...Ch. 24 - Lets return to Kyle Boulard, whom we met in the...Ch. 24 - Lets return to Kyle Boulard, whom we met in the...Ch. 24 - Lets return to Kyle Boulard, whom we met in the...Ch. 24 - Lets return to Kyle Boulard, whom we met in the...Ch. 24 - Lets return to Kyle Boulard, whom we met in the...Ch. 24 - Lets return to Kyle Boulard, whom we met in the...
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- State the two methods of intrinsic control used to regulate GFR. Choose one of the methods and explain in details how it specifically helps regulate the GFR when blood pressure changes.arrow_forwardPropose several ways to decrease the GFR.arrow_forwardExtrinsic and intrinsic controls of GFR serve two different purposes. What are they?arrow_forward
- Explain the effect of sympathetic stimulation on the kidneyand the GFR during rest, exercise, and shock.arrow_forwardExplain the role each of the following plays in GFR regulation: Intrinsic control: Renal autoregulation Myogenic mechanism Tubuloglomerular feedback mechanism Extrinsic control: neural and hormonal mechanism Sympathetic nervous system controls Renin-Angiotensin-Aldosterone mechanismarrow_forwardExplain the role of sodium-glucose cotransporters in the kidneys. Where are they generally found in the nephron? How do they play a role in diabetes mellitus?arrow_forward
- A person with cirrhosis of the liver has lower than normal levels of plasma proteins and a higher than normal GFR. Explain why a decrease in plasma protein concentration would cause an increase in GFR.arrow_forwardExplain the renal autoregulatory mechanisms for keeping the GFR constant despite changes in the mean arterial pressure?arrow_forwardGiven: 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 )arrow_forward
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