Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 41, Problem 27CTQ
How does the renin-angiotensin-aldosterone mechanism function? Why is it controlled by the kidneys?
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What are the main actions of the renin–angiotensin– aldosterone pathway? Compare the actions of this pathway with the actions of ANP.
Describe how the renin-angiotensin-aldosterone system, antidiuretic hormone, and atrial natriuretic peptide each work to regulate reabsorption and secretion?
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?
Chapter 41 Solutions
Biology 2e
Ch. 41 - Figure 41.5 Which of the following statements...Ch. 41 - Figure 41.6 Which of the following statements...Ch. 41 - Figure 41.8 Loop diuretics are drugs sometimes...Ch. 41 - When a dehydrated human patient needs to be given...Ch. 41 - The sodium ion is at the highest concentration in:...Ch. 41 - Cells in a hypertonic solution tend to: shrink due...Ch. 41 - The macula densa is/are: present in the renal...Ch. 41 - The osmolarity of body fluids is maintained at...Ch. 41 - The gland located at the top of the kidney is the...Ch. 41 - Active transport of K+ in Malpighian tubules...
Ch. 41 - Contractile vacuoles in microorganisms:...Ch. 41 - Flame cells are primitive excretory organs found...Ch. 41 - BUN is. blood urea nitrogen blood uric acid...Ch. 41 - Human beings accumulate ____before____ excreting...Ch. 41 - Renin is made by. granular cells of the...Ch. 41 - Patients with Addison's disease retain water...Ch. 41 - Which hormone elicits the 'fight or flight”...Ch. 41 - Why is excretion important in order to achieve...Ch. 41 - Why do electrolyte ions move across membranes by...Ch. 41 - Why are the loop of Henle and vasa recta important...Ch. 41 - Describe the structure of the kidney.Ch. 41 - Why might specialized organs have evolved for...Ch. 41 - Explain two different excretory systems other than...Ch. 41 - In terms of evolution, why might the urea cycle...Ch. 41 - Compare and contrast the formation of urea and...Ch. 41 - Describe how hormones regulate blood pressure,...Ch. 41 - How does the renin-angiotensin-aldosterone...
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- Why is excretion important in order to achieve osmotic balance?arrow_forwardExplain how the kidneys help to maintain the balance of acids and bases in extracellular fluid.arrow_forwardExplain the Summary of the renin-angiotensin system and the stimulation of aldosterone secretion by angiotensin II?arrow_forward
- Describe the response of the renin-angiotensinaldosterone hormone mechanism to a decrease in bloodpressure. How are extracellular fluid volume and urinevolume affected?arrow_forwardThe relationship between ADH and the tubular re-absorbtion of water?arrow_forwardHow do the kidneys help to regulate blood pressure and what is the renin-angiotensin aldosterone system?arrow_forward
- true or false Aldosterone is required to restore water from loop of Henle, and reabsorption of Na+ from this segment is increased by ADH, allowing equilibration of water with the hyperosmotic interstitiumarrow_forwardWrite the summary of the renin-angiotensin system and the stimulation of aldosterone secretion by angiotensin II?arrow_forwardExplain the effect of the renin-angiotensin-aldosteronesystem on water-salt balance.arrow_forward
- What effect would an ACE inhibitor have on renin secretion and angiotensin II production? What effect would an angiotensin II receptor blocker (ARB) have on renin secretion and angiotensin II production?arrow_forwardWhy is ADH also called vasopressin?arrow_forwardHow do diuretics work to reduce excess fluid in the body? Describe the mechanisms of action for three types of diuretics.arrow_forward
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