LABORATORY MANUAL FOR HUMAN ANATOMY & PH
4th Edition
ISBN: 9781260254426
Author: Martin
Publisher: MCG
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Textbook Question
Chapter 57, Problem 3PL
Which of the following does not represent one of the processes in urine formation?
a. secretion of renin
b. glomerular filtration
c. tubular reabsorption
d. tubular secretion
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During urine formation, movement of ions against concentration gradient from
glomerular iltrate back into the plasma is called:
a. Difusion
b. Active transport
c. Osmosis
d. Filtration
Which of the following would reduce the glomerular filtration rate?
Select one:
a. Vasodilation of the afferent arteriole
b. An increase in osmotic pressure in the Bowman capsule
c. A drop in colloid osmotic pressure
d. Vasoconstriction of the afferent arteriole
e. Vasoconstriction of the efferent arteriole
Constriction of the efferent arteriole of the renal corpuscle will cause ________________ to rise.
A. Glomerular Osmotic Pressure
B. Glomerular Hydrostatic Pressure
C. Capsular Osmotic Pressure
D. Capular Hydrostatic Pressure
Chapter 57 Solutions
LABORATORY MANUAL FOR HUMAN ANATOMY & PH
Ch. 57 - When comparing the position of the two kidneys. a....Ch. 57 - Prob. 2PLCh. 57 - Which of the following does not represent one of...Ch. 57 - The ______________ arteries and veins are located...Ch. 57 - The _____________ is the tube from the kidney to...Ch. 57 - The trigone is a triangular, funnel-like region of...Ch. 57 - The external urethral sphincter is composed of...Ch. 57 - Contractions of the detrusor muscle provide the...Ch. 57 - Label the features indicated in figure 57.10 of a...Ch. 57 - Match the terms in column A with the descriptions...
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- 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 carrow_forwardWhich of the following does not contribute to the high salt concentration in the interstitial fluid of the kidney medulla? (a) active transport of sodium from the upper part of the ascending limb (b) diffusion of salt from the ascending limb of the loop of Henle (c) reabsorption of salt from various regions of Bowmans capsule (d) counterflow of fluid through the two limbs of the loop of Henle (e) diffusion of urea out of the collecting ductarrow_forwardThe afferent arteriole delivers blood to the (a) renal artery (b) efferent arteriole (c) renal vein (d) capillaries of the glomerulus (e) peritubular capillariesarrow_forward
- As a person ages, nephron tubules lose some of their ability to concentrate urine. What is the effect of this change?arrow_forwardand the process of Urine formation begins at the moving "plasma" into the renal tubules is called,, A. Collecting duct : reabsorption B. Glomerulus: reabsorption C. Glomerulus : filtration D. Juxtaglomerular Apparatus : secretionarrow_forwardWhich of the following is a component of filtrate but not normally a component of urine? a. water b. erythrocytes c. nitrogenous waste d. glucosearrow_forward
- Which direction of movement correctly describes how the term "reabsorption" functions in the nephron? A. from the capillaries of the vasa recta into the renal tubule lumen B. from the collecting duct into the ureter C. from the renal artery into the collecting duct D. from the renal tubule lumen into the surrounding interstitial fluid E. from the afferent arteriole into the glomerulusarrow_forwardWhich of the following statements about the nephron is false? a. The collecting duct empties into the distal convoluted tubule. b. The Bowman’s capsule surrounds the glomerulus. c. The loop of Henle is between the proximal and distal convoluted tubules. d. The loop of Henle empties into the distal convoluted tubule.arrow_forwardA histological specimen of kidney shows a structure which consist of a glomerulus with fenestrated capillaries and bilayer epithelial capsule. Specify this structure: a. Collecting tubules b. Distal tubule c. Renal corpuscle d. Henle's loop e. Proximal tubulearrow_forward
- Which of the following will decrease filtration at the glomerulus? ( check all that apply) A. Low colloid osmotic pressure B. Low capsular pressure C. A relatively large diameter of theefferent arterioles compared to theafferent arteriole. D. Increased number of podocytes at theglomerulusarrow_forwardThe return of filtered molecules from the nephron packet to the blood is called a. Excretion b. Reabsorption c. Filtration d. Secretionarrow_forwardWhich one of the following statements is false?a. Blood pressure in the glomerular capillaries is greater than the osmotic pressure exerted by proteins in the plasma within the glomerular capillaries.b. If the osmotic pressure exerted by solutes in the peritubular capillaries is greater than the blood pressure in those capillaries, then water will be reabsorbed.c. Endothelial cells in glomerular capillaries are highly permeable, facilitating filtration of fluid into Bowman’s capsule.d. Constriction of the afferent arteriole is likely to reduce the volume of filtrate appearing in Bowman’s capsule.e. The efferent arteriole carries blood from the glomerular capillaries directly to the renal vein.0.5 pointsQuestion 2Your doctor calls with the results of your urinalysis and tells you that they found proteinuria, the presence of abnormal amounts of protein in your urine sample. What could have caused this?a. Infection and inflammation in the kidney.b. Abnormally high concentration of plasma…arrow_forward
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