5 Written questions
4 Matching questions
- a Which is not correct regarding nephrons?
The renal corpuscle includes the glomerulus and the glomerular capsule.
The renal tubule is composed of the proximal convoluted tubule, nephron loop, and distal convoluted tubule.
The nephron is the functional filtration unit in the kidney.
Eighty-five percent of nephrons are cortical nephrons.
The renal corpuscle may be located in the renal cortex or renal medulla.
- b ANP is a hormone that causes:
constriction of the afferent arterioles and release of renin.
constriction of the afferent arterioles and inhibition of renin release.
dilation of the afferent arterioles and release of renin.
dilation of the afferent arterioles and inhibition of renin release.
- c What is the correct sequence of organs for the formation and elimination of urine?
Bladder, urethra, kidney, ureter
Kidney, ureter, bladder, urethra
Kidney, urethra, bladder, ureter
Kidney, bladder, ureter, urethra
Urethra, bladder, kidney, ureter
- d Where in the urinary tract is transitional epithelium found?
Ureters, urinary bladder, and prostatic urethra
Ureters and urinary bladder
5 Multiple choice questions
This figure shows a renal corpuscle. The two structures indicated by number 3 collectively form the:
is another name for urination.
is a reflex triggered by stretch receptors in the urinary bladder.
requires the opening of two sphincters.
requires contraction of the muscularis layer of the urinary bladder.
All choices are correct.
- Which step(s) in the process of urine formation occur in the renal tubule?
Filtration, secretion, and reabsorption
Secretion and reabsorption only
This figure shows a frontal section of the kidney. Which number(s) indicate a renal papilla?
- The thick tangle of capillary loops found within a corpuscle is known as the:
convoluted capillary bed.
5 True/False questions
d → The active transport of solutes out of the blood and into the tubular fluid is called:
b → Fluid contained within the lumen of a nephron loop would be considered to be:
d → The juxtaglomerular apparatus is located:
within the renal sinus.
in the renal papilla.
in the perinephric fat.
inside the tubular pole of the glomerulus.
near the vascular pole of the renal corpuscle.
c → How are nephrons, collecting ducts, and collecting tubules related to each other?
One collecting duct drains into one nephron, and one nephron drains into one collecting tubule.
One nephron drains into one collecting tubule, and several collecting tubules empty into a collecting duct.
One nephron drains into one collecting duct, and several collecting ducts empty into a collecting tubule.
One collecting tubule drains into one nephron, and several nephrons drain into one collecting duct.
One nephron drains into several collecting tubules, and all tubules eventually lead to one collecting duct.
b → Blood pressure in the glomerulus is _______ than in other capillaries due to the relatively large diameter of ________ arterioles.