Question 1

The veins that drain the kidney include all of those below except_________ .

Accepted Answer

A)  arcuate veins
B)  interlobar veins
C)  segmental veins
D)  cortical radiate veinsE) B) and C)
F) A) and D)

Question 2

The functions of the urinary system include _________.

Accepted Answer

A)  excreting nitrogenous wastes, maintaining electrolyte balance, and maintaining acid- base and fluid balance
B)  excreting nitrogenous wastes
C)  maintaining electrolyte balance
D)  maintaining acid- base and fluid balanceE) B) and C)
F) None of the above

Question 3

This structure is a capillary bed from which blood is filtered into the nephron.

Accepted Answer

A)  glomerulus
B)  renal corpuscle
C)  peritubular capillary
D)  glomerular capsuleE) B) and D)
F) B) and C)

Question 4

The juxtamedullary nephrons_________ .

Accepted Answer

A)  have a nephron loop that penetrates deeply into the renal medulla
B)  have a nephron loop that penetrates deeply into the renal medulla, and play an important role in concentrating urine.
C)  are located almost entirely within the renal cortex
D)  play an important role in concentrating urine
E)  are most numerousF) B) and D)
G) A) and C)

Question 5

Urine is formed by three processes. In which process do filtrate components that are useful to the body move from the nephron into the blood?

Accepted Answer

A)  filtration
B)  tubular secretion
C)  tubular reabsorptionD) B) and C)
E) A) and B)

Question 6

What is true about the renal processes for making urine?

Accepted Answer

A)  Filtration occurs only in the glomerular capsule.
B)  Secretion occurs only in the proximal convoluted tubule.
C)  Reabsorption occurs only in the proximal convoluted tubule.
D)  Filtration occurs only in the glomerular capsule, reabsorption occurs only in the proximal convoluted tubule, and secretion occurs only in the proximal convoluted tubule.E) A) and B)
F) A) and C)

Question 7

Blood flows from the peritubular capillary to the renal vein through this sequence of vessels.

Accepted Answer

A)  arcuate vein, cortical radiate vein, interlobar vein,
B)  interlobar vein, arcuate vein, cortical radiate vein
C)  cortical radiate vein, arcuate vein, interlobar vein
D)  cortical radiate vein, interlobar vein, arcuate veinE) All of the above
F) A) and B)

Question 8

Nephrons consist of a renal corpuscle and a renal tubule. The renal corpuscles are located in the_________ of the kidney.

Accepted Answer

A)  medulla
B)  cortex
C)  columns
D)  pelvisE) A) and D)
F) A) and C)

Question 9

During filtration in the nephron, substances move ___________.

Accepted Answer

A)  from the afferent arteriole into the glomerulus
B)  from the peritubular capillary into the nephron
C)  from the glomerulus into the nephron
D)  from the nephron into the peritubular capillaryE) All of the above
F) C) and D)

Question 10

Many nephrons empty into a __________.

Accepted Answer

A)  collecting duct
B)  renal tubule
C)  microcalyx
D)  columnar ductE) A) and B)
F) A) and C)

Question 11

In which segment of the nephron would you find cuboidal cells with many microvilli and mitochondria?

Accepted Answer

A)  distal convoluted tubule
B)  glomerulus
C)  nephron loop (thin segment) 
D)  proximal convoluted tubuleE) A) and B)
F) A) and D)

Question 12

The vessel that supplies blood to the nephron is called the _________.

Accepted Answer

A)  efferent arteriole
B)  cortical radiate artery
C)  arcuate artery
D)  afferent arterioleE) B) and C)
F) B) and D)

Question 13

The nephron loops of the juxtamedullary nephrons are surrounded by a looping, ladder- like blood vessel called the _________.

Accepted Answer

A)  medullary loop
B)  vasa recta
C)  perinephron capillary
D)  peritubular capillaryE) A) and D)
F) A) and B) B

Question 14

The outermost portion of the kidney is called the renal _ _________.

Accepted Answer

A)  medulla
B)  pelvis
C)  cortex
D)  columnE) A) and C)
F) A) and B) C

Question 15

Tubular secretion in the nephron is a process by which substances move _________.

Accepted Answer

A)  from the glomerulus into the nephron
B)  from the peritubular capillary into the nephron
C)  from the nephron into the peritubular capillary
D)  from the afferent arteriole into the glomerulusE) B) and D)
F) A) and C)

Question 16

Micturition is a synonym for __________ .

Accepted Answer

A)  urinary frequency
B)  incontinence
C)  emptying the bladder
D)  full bladderE) None of the above
F) B) and C) C

Question 17

Of the following urinary system organs, the homeostatic functions are performed by the_________ .

Accepted Answer

A)  ureters
B)  kidneys
C)  urethra
D)  urinary bladderE) A) and B)
F) A) and C)

Question 18

What is true about the urethral sphincters?

Accepted Answer

A)  The external urethral sphincter is under involuntary control.
B)  The internal urethral sphincter is under involuntary control.
C)  The internal urethral sphincter is made up of skeletal muscle.
D)  Both sphincters are under voluntary control.E) B) and D)
F) A) and C)

Question 19

The juxtaglomerular apparatus_________ .

Accepted Answer

A)  contains granular cells in the afferent arteriole that sense blood pressure
B)  contains a region of chemoreceptor cells called the macula densa in the distal nephron loop
C)  is found where the most distal part of the ascending limb of the nephron loop touches the afferent arteriole
D)  is found where the most distal part of the ascending limb of the nephron loop touches the afferent arteriole, contains granular cells in the afferent arteriole that sense blood pressure, and contains a region of chemoreceptor cells called the macula densa in the distal nephron loopE) A) and B)
F) None of the above

Question 20

List the parts of the nephron in correct sequential order:_________ .

Accepted Answer

A)  glomerulus, nephron loop, proximal convoluted tubule
B)  glomerulus, proximal convoluted tubule, nephron loop
C)  nephron loop, glomerulus, proximal convoluted tubule
D)  proximal convoluted tubule, nephron loop, glomerulusE) A) and B)
F) A) and C)

Exam 40: Anatomy of the Urinary System

The veins that drain the kidney include all of those below except_________ .

Correct AnswerverifiedShow Answer

The functions of the urinary system include _________.

Correct AnswerverifiedShow Answer

This structure is a capillary bed from which blood is filtered into the nephron.

Correct AnswerverifiedShow Answer

The juxtamedullary nephrons_________ .

Correct AnswerverifiedShow Answer

Urine is formed by three processes. In which process do filtrate components that are useful to the body move from the nephron into the blood?

Correct AnswerverifiedShow Answer

What is true about the renal processes for making urine?

Correct AnswerverifiedShow Answer

Blood flows from the peritubular capillary to the renal vein through this sequence of vessels.

Correct AnswerverifiedShow Answer

Nephrons consist of a renal corpuscle and a renal tubule. The renal corpuscles are located in the_________ of the kidney.

Correct AnswerverifiedShow Answer

During filtration in the nephron, substances move ___________.

Correct AnswerverifiedShow Answer

Many nephrons empty into a __________.

Correct AnswerverifiedShow Answer

In which segment of the nephron would you find cuboidal cells with many microvilli and mitochondria?

Correct AnswerverifiedShow Answer

The vessel that supplies blood to the nephron is called the _________.

Correct AnswerverifiedShow Answer

The nephron loops of the juxtamedullary nephrons are surrounded by a looping, ladder- like blood vessel called the _________.

Correct AnswerverifiedB

The outermost portion of the kidney is called the renal _ _________.

Correct AnswerverifiedC

Tubular secretion in the nephron is a process by which substances move _________.

Correct AnswerverifiedShow Answer

Micturition is a synonym for __________ .

Correct AnswerverifiedC

Of the following urinary system organs, the homeostatic functions are performed by the_________ .

Correct AnswerverifiedShow Answer

What is true about the urethral sphincters?

Correct AnswerverifiedShow Answer

The juxtaglomerular apparatus_________ .

Correct AnswerverifiedShow Answer

List the parts of the nephron in correct sequential order:_________ .

Correct AnswerverifiedShow Answer

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C

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