EBK ANATOMY & PHYSIOLOGY
5th Edition
ISBN: 9780321888013
Author: Hoehn
Publisher: VST
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Textbook Question
Chapter 24, Problem 17RQ
Explain how the peritubular capillaries are adapted for receiving reabsorbed substances.
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Explain how the peritubular capillaries are adapted for receiving reabsorbed substances.
Explain the action of ADH (vasopressin) to increase water reabsorption.
Define reabsorption.
Chapter 24 Solutions
EBK ANATOMY & PHYSIOLOGY
Ch. 24 - Roger is hit in the lower back by an errant...Ch. 24 - From inside to outside, list the three layers of...Ch. 24 - The lumen of the ureter is continuous with a space...Ch. 24 - Name the tubular components of a nephron in the...Ch. 24 - What are the structural differences between...Ch. 24 - What type of capillaries are the glomerular...Ch. 24 - Extrinsic and intrinsic controls of GFR serve two...Ch. 24 - Calculate net filtration pressure given the...Ch. 24 - Which of the pressures that determine NFP is...Ch. 24 - In which part of the nephron does most...
Ch. 24 - How are primary and secondary active transport...Ch. 24 - How does the movement of Na+ drive the...Ch. 24 - List several substances that are secreted into the...Ch. 24 - Describe the special characteristics of the...Ch. 24 - Under what conditions is ADH released from the...Ch. 24 - What would you expect the normal clearance value...Ch. 24 - What are the three major nitrogenous wastes...Ch. 24 - A kidney stone blocking a ureter would interfere...Ch. 24 - What is the trigone of the bladder, and which...Ch. 24 - Name the three regions of the male urethra.Ch. 24 - How does the detrusor respond to increased firing...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. 15RQCh. 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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- Explain how the kidneys help to maintain the balance of acids and bases in extracellular fluid.arrow_forwardIdentify the characteristics of a countercurrent mechanism,and explain its role in concentrating the urine.arrow_forwardDescribe the effect of sodium reabsorption on the reabsorption of negatively charged ions.arrow_forward
- List the Pathways by which decreased plasma volume leads, via the renin-angiotensin system and aldosterone, to increased Na1 reabsorption by the cortical collecting ducts?arrow_forwardExplain the role of renin-angiotensin - aldosterone pathway in restoring blood pressure and fluid balance. Include the stimulus for release, the pathway that is involved, and the physiological effects of angiotensin II and aldosterone. Answer should include: Identify stimulus/change that starts the pathway (i.e. Identify the direction of change IN BP or circulating fluid status) What happens in the juxtaglomerular cells? Clue: what stimulus causes the release of renin? Explain action of renin - what protein does it act on? What is it converted to? Which enzymes converts angiotensin 1 to angiotensin 2? What are the actions of angiotensin 2? Clue: stimulates adrenal context to produce what? And what effect does angiotensin 2 have on blood vessels? What causes reabsorption of Na into blood ? What effect does this have on blood volume? How is BP restored ? Explain how this relates to equation for BP ( BP= CO x TPR)arrow_forwardDescribe the renin-angiotensin-aldosterone system. State the function of this system. State how this system helps to control plasma Na+ concentrations and blood pressure.arrow_forward
- Explain Reabsorption by Mediated Transport?arrow_forwardIf a substance in the blood is filtered, and not all of it is completely reabsorbed back into the blood, does its level in the blood increase, decrease, or stay the same? Explain.arrow_forwardExplain the mechanisms of Na+ reabsorption in the proximal, ascending limb and distal convoluted tubule. Explain the importance of the Na+/K+ ATPase pump in the process of Na+ and water reabsorptionarrow_forward
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