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 14RQ
Human beings accumulate ____before____ excreting nitrogenous waste.
- nitrogen
- ammonia
- urea
- uric acid
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Birds and snakes get rid of their nitrogenous wastes as ______.
urea
ammonia
uric acid
nitric oxide
The primary nitrogenous waste found in the urine is:
uric acid
urobilogen
creatinine
ammonia
none of the above
From the descending limb of the nephron loop a water molecule would next pass into the ______.
proximal convoluted tuble
glomerulus
ascending limb of the nephron loop
collecting duct
ureter
urinary bladder
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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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Reabsorption depends on _________. a. osmosis across the nephron wall b. active transport of sodium across the nephron wall c. a steep solute concentration gradient d. all of the abovearrow_forwardFatty tissue holds the kidneys in place. Extremely rapid weight loss may cause this tissue to shrink so that the kidneys slip from their normal position. On rare occasions, the slippage can put a kink in one or both ureters and block urine flow. Suggest what might then happen to the kidneys.arrow_forwardWhich of the following is not one of the normal components of urine? Ketones Urea Trace amounts of glucose Urochrome Ammoniaarrow_forward
- The role of the liver in excretion is the production of urea from:A ammoniaB uric acidC fatty acidsarrow_forwardIf a patient has Bright's disease, what would be the outcome of urinalysis of this patient? high glucose levels high protein levels high water levels low glucose levelsarrow_forwardThe inner surface of ____ contains microvilli to increase surface area for absorption. the glomerulus the proximal convoluted tubule the descending and thin ascending limbs of the nephron loop the collecting ductarrow_forward
- Which statement about nitrogenous wastes is true? ammonia cannot be concentrated as much as urea and uric acid because it is more toxic some vertebrates are able to avoid producing nitrogenous wastes by using only anaerobic respiration most vertebrates that produce urea excrete the urea as salt crystals that have precipitated out of solution to conserve water many saurapsids excrete their nitrogenous wastes as nitric oxide All of these are correctarrow_forwardAs the filtrate moves through the ___ water is reabsorbed with almost no solute reabsorption and the osmolarity of the filtrate increases. proximal convoluted tubule descending nephron loop ascending nephron loop vasa rectaarrow_forwardmultiple choice.arrow_forward
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