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Study Guide: Urinary System
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Questions in this quiz (34)
1Which of the following is regulated by the kidneys?
- Awater content of the blood
- Bblood pH level
- Cblood ion concentration
- Dall of the above
2The medial surface of each kidney has a notch called the
- Amedulla
- Bcortex
- Chilum
- Dpelvis
3At the beginning of the plumbing system of the urinary system, urine leaving the renal papilla is collected in the cuplike structures called
- Arenal columns
- Brenal pyramids
- Ccalyces
- Dureters
4The functional unit of the kidney is the
- Arenal carpuscle
- Bnephron
- Cjuxtaglomerular apparatus
- DBowman's capsule
5Which of the following is a component of the renal corpuscle?
- Aa. glomerulus
- Bb. Bowman's capsule
- Cc. afferent arteriole
- Dd. both a & b
6Which of the following structures secretes renin when blood pressure in the afferent arteriole drops?
- Arenal tubule
- Bproximal convoluted tubule
- Cjuxtaglomerular apparatus
- Drenal tubule and juxtaglomerular apparatus
7Substances pass from the glomerulus and into the Bowman's capsule by
- Adiffusion
- Bactive transport
- Cfiltration
- Dosmosis
8The juxtaglomerular cells reside in the
- Aafferent arteriole
- Befferent arteriole
- Cproximal convoluted tubule
- Ddistal convoluted tubule
9The left kidney is often slightly larger and positioned slightly lower than the right kidney
- ATrue
- BFalse
10Blood is brought to the kidneys by the renal vein
- ATrue
- BFalse
11Micturition and urination are synonymous
- ATrue
- BFalse
12The glomerulus is one of the most important capillary networks for survival
- ATrue
- BFalse
13Once urine enters the renal pelvis, it travels to the renal calyces
- ATrue
- BFalse
14As the basic functional until of the kidney, the nephron's function is blood processing and urine formation
- ATrue
- BFalse
15The kidneys are covered with visceral pertoneum
- ATrue
- BFalse
16Which of the following is not one of the processes of urine formation
- Afiltration
- Bdiffusion
- Creabsorption
- Dsecretion
17The movement of water and solutes from the plasma in the glomerulus, across the glomerular-caspular membrane, and into the capsular space of the Bowman's capsule is termed:
- Afiltration
- Bdiffusion
- Creabsorption
- Dsecretion
18The movement of molecules out of the peritubular blood and into the tubule for excretion is
- Afiltration
- Bdiffusion
- Creabsorption
- Dsecretion
19Which of the following is considered a countercurrent structure
- Aglomerulus
- Bproximal convoluted tubule
- CHenle loop
- Ddistal convoluted tubule
20Proximal convoluted tubules reabsorb nutrients from the tubule fluid, notably glucose and amino acids, into peritubular blood by a special type of active transport mechanism called sodium contransport
- ATrue
- BFalse
21Fluid exiting the Henle loop becomes less concentrated with Na+ and Cl- ions
- ATrue
- BFalse
22A hydrostatic pressure gradient drives the filtration out of the plasma and into the nephron
- ATrue
- BFalse
23The efferent arteriole has a lager diameter than the afferent arteriole
- ATrue
- BFalse
24In the renal tubule, Na+ is reabsorbed via active transport
- ATrue
- BFalse
25Glomerular filtration separates only harmful substances from the blood
- ATrue
- BFalse
26Urine consists of approximately 75% water
- ATrue
- BFalse
27Urine has a pH of 4.6 to 8.0 and is generally alkaline
- ATrue
- BFalse
28More than 99% of filtrates must be reabosorbed from the tubular segments of the nephron.
- ATrue
- BFalse
29Hydrogen ions are transferred from blood into the urine during which of the following processes?
- Asecretion
- Bfiltration
- Creabsorption
- Dall of the above
30Which of the following steps involved in urine formation allows the blood to retain most body nutrients?
- Asecretion
- Bfiltration
- Creabsorption
- Dall of the above
31Voluntary control of micturition is achieved by the action of which of the following?
- Ainternal urethral sphincter
- Bexternal urethral sphincter
- Ctrigone
- Dbladder muscles
32What is the structure that carries urine from the kidney to the bladder called?
- Aurethra
- BBowman's capsule
- Cureter
- Drenal pelvis
33What are the capillary loops contained within Bowman's capsule called?
- Aconvoluted tubules
- Bglomeruli
- Climbs of Henle
- Dcollecting ducts
34The trigone is located in the
- Akidney
- Bbladder
- Cureter
- Durethra
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- Description
- Study Guide: Urinary System
- Author
- Alexandra Bozan
- Language
- English
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- 123
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