BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 37, Problem 6SA
Blood pressure forces water and small solutes out of blood and into nephrons during ________.
a. glomerular filtration | c. tubular secretion |
b. tubular reabsorption | d. both a and c |
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What causes the large osmotic force due to proteins in the peritubular capillary?
A. The secretion of proteins into the interstitial space by the tubule cells.
B. The prevention of proteins being filtered at the glomerulus.
C. The high capsular pressure in the glomerulus.
D. A and B
A viral infection that specifically interferes with the reabsorption of ions from the glomerular filtrate would attack cells located in thea. Bowman’s capsule.b. glomerulus.c. renal tubules.d. collecting duct.
Which of the following would increase the rate of glomerular filtration?
A)increasing the concentration of protein in the blood. B) decreasing the volume of blood plasma.
C) increasing the arterial pressure of the blood . D) decreasing the osmotic pressure of the blood .
Chapter 37 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
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- In reptiles, distal collecting tubules merge to form collecting ducts, which ultimately form the ____. a. ureter b. urodeum c. cloaca d. renal veinarrow_forwardThe kidneys in human beings are parts of the system for: (a) nutrition(b) respiration(c) excretion(d) transpirationarrow_forwardThe hormone ANP is released from the heart and causes the urinary system to A) decrease urine volume and increase blood volume. B) increase urine volume and blood volume. C) decrease urine volume and blood volume. D) increase urine volume and decrease blood volume.arrow_forward
- Which of the following does not contribute to the process of filtration? (a) active transport by epithelial cells lining renal tubules (b) large surface area for filtration (c) low permeability of glomerular capillaries (d) high hydrostatic blood pressure in glomerular capillaries (e) podocytesarrow_forwardThe afferent arteriole delivers blood to the (a) renal artery (b) efferent arteriole (c) renal vein (d) capillaries of the glomerulus (e) peritubular capillariesarrow_forwardAs a person ages, nephron tubules lose some of their ability to concentrate urine. What is the effect of this change?arrow_forward
- Long nephron loopsa. are common in animals with access to abundant freshwater.b. allow urine to become concentrated within thecollecting duct.c. are the most common type of nephron loop in humans.d. extend deep into the renal cortex.arrow_forwardThe glomerulus differs from other capillaries in the body in that it ________. a) is impermeable to most substances b) is the site for reabsorption of 99% of the filtrate c) has a blood pressure much higher than other capillaries d) has a basement membranearrow_forwardReduced osmolality in the blood leads to ... a) Increase the water permeability in the collection pipe b) Reduced urinary osmolality c) Reduced urine volume d) Increased ADH secretionarrow_forward
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