Question 1

Within the urinary system,the storage reflex involves

Accepted Answer

A)  contraction of both the detrusor muscle and the internal urethral sphincter.
B)  contraction of the detrusor muscle and relaxation of the internal urethral sphincter.
C)  relaxation of the detrusor muscle and contraction of the internal urethral sphincter.
D)  relaxation of both the detrusor muscle and the internal urethral sphincter.

Question 2

The hormone atrial natriuretic peptide (ANP)causes an increase in GFR.

Accepted Answer

A) True 
 B)False

Question 3

The triangular area within the urinary bladder that is delimited by the openings of the ureters and the urethra is called the __________.

Accepted Answer

The answer of The triangular area within the urinary bladder...

Question 4

Micturition

Accepted Answer

A)  is another name for urination.
B)  is a reflex triggered by stretch receptors in the urinary bladder.
C)  requires the opening of two sphincters.
D)  requires contraction of the muscularis layer of the urinary bladder.
E)  All of the choices are correct.

Question 5

The higher the concentration of a substance in the blood,the greater its transport maximum is.

Accepted Answer

A) True 
 B)False

Question 6

-This figure shows a frontal section of the kidney.Which number indicates the renal pelvis

Accepted Answer

A)  1
B)  2
C)  4
D)  8
E)  9

Question 7

Extensions of the renal cortex that project into the medulla (and subdivide it)are known as the renal __________.

Accepted Answer

The answer of Extensions of the renal cortex that project...

Question 8

To calculate GFR,the concentration of a marker molecule is measured in both the blood and the urine,and the total volume of urine produced is also measured.Which of the following sets of results indicates the highest GFR

Accepted Answer

A)  High concentration of the marker in the blood,high volume of urine,low concentration of the marker in the urine
B)  High concentration of the marker in the urine,high volume of urine,low concentration of the marker in the blood
C)  High concentration of the marker in the urine,low volume of urine,high concentration of the marker in the blood
D)  High concentration of the marker in the blood,low volume of urine,high concentration of the marker in the blood

Question 9

-This figure shows a frontal section of the kidney.Which number(s) indicate a renal papilla

Accepted Answer

A)  2,7
B)  3
C)  6
D)  9
E)  10

Question 10

Peptides such as angiotensin are reabsorbed by means of phagocytosis by tubule wall cells.The peptide is then transported back to the blood as a functional molecule.

Accepted Answer

A) True 
 B)False

Question 11

The tubuloglomerular feedback mechanism responds to an increase in

Accepted Answer

A)  systemic blood pressure by signaling for a decrease in heart rate through blood-borne hormones.
B)  urine production by signaling for a decrease in urine production through the hormone ADH.
C)  NaCl concentration in tubular fluid by signaling for afferent arteriole constriction with local chemical messengers.
D)  glomerular capillary hydrostatic pressure by signaling for afferent arterioles to constrict and increase filtration rate.

Question 12

The tubular pole of the renal corpuscle is where afferent and efferent arterioles attach to the glomerulus.

Accepted Answer

A) True 
 B)False

Question 13

The concave medial border of the kidney is called the __________.

Accepted Answer

The answer of The concave medial border of the kidney...

Question 14

The first structure in the kidney to collect newly formed urine is the

Accepted Answer

A)  renal capsule.
B)  minor calyx.
C)  renal pelvis.
D)  renal sinus.
E)  renal cortex.

Question 15

Increases in NFP result in increases in GFR.

Accepted Answer

A) True 
 B)False

Question 16

Sympathetic stimulation of the kidney results in

Accepted Answer

A)  constriction of afferent arterioles and an increase in the surface area of the glomerulus.
B)  constriction of afferent arterioles and a decrease in the surface area of the glomerulus.
C)  dilation of afferent arterioles and an increase in the surface area of the glomerulus.
D)  dilation of afferent arterioles and a decrease in the surface area of the glomerulus.

Question 17

Upon leaving the renal pelvis,urine passes directly into a ureter.

Accepted Answer

A) True 
 B)False

Question 18

Blood pressure in the glomerulus is _______ than in other capillaries due to the relatively large diameter of ________ arterioles.

Accepted Answer

A)  higher;afferent
B)  higher;efferent
C)  lower;afferent
D)  lower;efferent

Question 19

Tubuloglomerular feedback and myogenic response are both components of renal autoregulation.

Accepted Answer

A) True 
 B)False

Question 20

The kidneys make the final enzyme for synthesis of the hormone _________,which causes increased calcium absorption in the small intestine.

Accepted Answer

The answer of The kidneys make the final enzyme for...

Exam 24: Urinary System

Upon leaving the renal pelvis,urine passes directly into a ureter.

Correct AnswerverifiedShow Answer

Peptides such as angiotensin are reabsorbed by means of phagocytosis by tubule wall cells.The peptide is then transported back to the blood as a functional molecule.

Correct AnswerverifiedShow Answer

-This figure shows a frontal section of the kidney.Which number(s) indicate a renal papilla

Correct AnswerverifiedShow Answer

The tubular pole of the renal corpuscle is where afferent and efferent arterioles attach to the glomerulus.

Correct AnswerverifiedShow Answer

The triangular area within the urinary bladder that is delimited by the openings of the ureters and the urethra is called the __________.

Correct AnswerverifiedShow Answer

Within the urinary system,the storage reflex involves

Correct AnswerverifiedShow Answer

The concave medial border of the kidney is called the __________.

Correct AnswerverifiedShow Answer

The tubuloglomerular feedback mechanism responds to an increase in

Correct AnswerverifiedShow Answer

Tubuloglomerular feedback and myogenic response are both components of renal autoregulation.

Correct AnswerverifiedShow Answer

The higher the concentration of a substance in the blood,the greater its transport maximum is.

Correct AnswerverifiedShow Answer

Blood pressure in the glomerulus is _______ than in other capillaries due to the relatively large diameter of ________ arterioles.

Correct AnswerverifiedShow Answer

The hormone atrial natriuretic peptide (ANP)causes an increase in GFR.

Correct AnswerverifiedShow Answer

Sympathetic stimulation of the kidney results in

Correct AnswerverifiedShow Answer

The first structure in the kidney to collect newly formed urine is the

Correct AnswerverifiedShow Answer

Micturition

Correct AnswerverifiedShow Answer

Extensions of the renal cortex that project into the medulla (and subdivide it)are known as the renal __________.

Correct AnswerverifiedShow Answer

To calculate GFR,the concentration of a marker molecule is measured in both the blood and the urine,and the total volume of urine produced is also measured.Which of the following sets of results indicates the highest GFR

Correct AnswerverifiedShow Answer

Increases in NFP result in increases in GFR.

Correct AnswerverifiedShow Answer

-This figure shows a frontal section of the kidney.Which number indicates the renal pelvis

Correct AnswerverifiedShow Answer

The kidneys make the final enzyme for synthesis of the hormone _________,which causes increased calcium absorption in the small intestine.

Correct AnswerverifiedShow Answer

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Blood pressure in the glomerulus is _ than in other capillaries due to the relatively large diameter of __ arterioles.

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