PRIN.OF HUMAN ANATOMY (LL)
15th Edition
ISBN: 9781119662761
Author: Tortora
Publisher: WILEY
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Chapter 26, Problem 23CP
Summary Introduction
To review:
The counter current mechanism and its importance.
Introduction:
Counter current mechanism is the mechanism, wherein the fluid flows in the opposite directions in the tubes. For example, the flow of fluid via ascending and descending limbs of the loop of Henle (nephron loop).
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Chapter 26 Solutions
PRIN.OF HUMAN ANATOMY (LL)
Ch. 26 - Explain the role of each organ of the urinary...Ch. 26 - 2. What are examples of wastes that may be present...Ch. 26 - 3. Describe the location of the kidneys. Why are...Ch. 26 - 4. Identify the three layers that surround the...Ch. 26 - Prob. 5CPCh. 26 - Prob. 6CPCh. 26 - Prob. 7CPCh. 26 - Prob. 8CPCh. 26 - Prob. 9CPCh. 26 - 10. Where is the juxtaglomerular apparatus (JGA)...
Ch. 26 - How do tubular reabsorption and tubular secretion...Ch. 26 - Prob. 12CPCh. 26 - What is the major chemical difference between...Ch. 26 - Prob. 14CPCh. 26 - Prob. 15CPCh. 26 - How is glomerular filtration rate regulated?Ch. 26 - Prob. 17CPCh. 26 - Describe two mechanisms in the PCT, one in the...Ch. 26 - 19. How do intercalated cells secrete hydrogen...Ch. 26 - Graph the percentages of filtered water and...Ch. 26 - 21. How do symporters in the ascending limb of the...Ch. 26 - 22. How does ADH regulate facultative water...Ch. 26 - Prob. 23CPCh. 26 - What are the characteristics of normal urine?Ch. 26 - Prob. 25CPCh. 26 - How may kidney function be evaluated?Ch. 26 - Prob. 27CPCh. 26 - What forces help propel urine from the renal...Ch. 26 - What is micturition? How does the micturition...Ch. 26 - 30. How do the location, length, and histology of...Ch. 26 - Prob. 31CPCh. 26 - Prob. 32CPCh. 26 - Which tissue gives rise to collecting ducts,...Ch. 26 - 34. To what extent do kidney mass and filtration...Ch. 26 - Prob. 1CTQCh. 26 - For each of the following urinalysis results,...Ch. 26 - Prob. 3CTQ
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- Which pressure would be affected by an obstruction in the capillary? Would this increase or decrease the net filtration pressure?arrow_forwardWhat is the primary purpose of administering diuretics to heart failure patients? A) To increase heart rate B) To decrease blood pressure C) To reduce fluid overload D) To improve muscle tonearrow_forwardWhat is unique about blood flow out of the glomerular capillaries (Hint: what vessel drains them)? How does this help to explain why the pressure in the glomerular capillaries is higher than other capillaries?arrow_forward
- Identify the primary reason for administering loop diuretics in heart failure patients. A) To increase potassium levels B) To reduce preload and fluid volume C) To enhance cardiac output directly D) To decrease blood glucose levelsarrow_forwardWhich of the following occurs if the afferent arteriole suddenly constricts? a) Net filtration processes would remain unchanged O b) Net filtration would decrease c) Net filtration would increase O d) Renal blood flow would increasearrow_forwardExplain the concept of a countercurrent multiplier system and how it works in the kidneys. What is the importance of this system to the function of the kidneys?arrow_forward
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