Question 1

A biologist is studying the excretory system of insects.Based on this information you would conclude that he or she is studying which of the following?

Accepted Answer

A)  Flame cells
B)  Kidneys
C)  Malpighian tubules
D)  Nephridia
E)  NephronsF) A) and D)
G) A) and C)

Question 2

The outer portion of the kidney is referred to as:

Accepted Answer

A)  The renal medulla
B)  The renal nephron
C)  The renal pelvis
D)  The renal cortex
E)  The renal collecting ductF) A) and D)
G) A) and C)

Question 3

The glomerular (Bowman) capsule:

Accepted Answer

A)  Returns material to the blood
B)  Filters material from the blood
C)  Makes urea
D)  Contains urine in its final state
E)  Engages in tubular secretionF) B) and E)
G) C) and E)

Question 4

The loop of of the nephron will exhibit:

Accepted Answer

A)  Active release of sodium from the descending limb
B)  Active release of sodium from the ascending limb
C)  Passive release of sodium from the ascending limb
D)  Water release from the ascending limb
E)  Active transport of waterF) C) and D)
G) C) and E)

Question 5

Which of the following is not part of the nephron?

Accepted Answer

A)  The proximal convoluted tubule
B)  Bowman capsule
C)  Loop of Henle
D)  The distal convoluted tubule
E)  GlomerulusF) A) and C)
G) A) and E)

Question 6

The ____________ transports urine down through the renal medulla and delivers it to the renal pelvis.

Accepted Answer

A)  The loop of the nephron
B)  The proximal convoluted tubule
C)  The glomerular capsule
D)  The collecting ducts
E)  The distal convoluted tubuleF) C) and D)
G) C) and E)

Question 7

Which is the correct order by which urine leaves the body?

Accepted Answer

A)  Kidney,ureter,urinary bladder,urethra
B)  Kidney,urethra,urinary bladder,ureter
C)  Kidney,urinary bladder,ureter,urethra
D)  Kidney,urethra,ureter,urinary bladder
E)  Kidney,ureter,urethra,urinary bladderF) B) and E)
G) C) and E)

Question 8

Which mechanism used to form urine requires a high blood pressure?

Accepted Answer

A)  Glomerular filtration
B)  Tubular secretion
C)  Tubular reabsorption
D)  Countercurrent reabsorption
E)  Glomerular reabsorptionF) A) and E)
G) A) and D)

Question 9

Which metabolic waste requires the greatest amount of water to excrete?

Accepted Answer

A)  Uric acid
B)  Urea
C)  Ammonia
D)  Uric acid,urea,and ammonia all require the same amount of water to excrete.
E)  Uric acid,urea,and ammonia do not require any water to excretE.F) A) and D)
G) B) and E)

Question 10

What is the relationship between water needed for the excretion of urine and the energy required to produce urine?

Accepted Answer

A)  The more water available the less energy needed for urine production
B)  The less water available the less energy needed for urine production
C)  The more water available the more energy needed for urine production
D)  There is no correlation between water needed for urine formation and energy required to produce urine
E)  The more energy available the more water neededF) All of the above
G) None of the above

Question 11

If you are trying to disrupt the excretory ability of crustaceans by damaging their excretory organ,which one would you damage?

Accepted Answer

A)  Gills
B)  Nephridia
C)  Flame cells
D)  Coxal glands
E)  CoelomF) A) and C)
G) None of the above

Question 12

Which of the following waste products take the most energy to produce?

Accepted Answer

A)  Ammonia
B)  Carbon dioxide
C)  Uric acid
D)  Urea
E)  WaterF) B) and E)
G) C) and D)

Question 13

Which of these is the correct sequence of blood vessels associated with the nephron?

Accepted Answer

A)  Renal artery,peritubular capillary,afferent arteriole,efferent arteriole,venule
B)  Efferent arteriole,glomerulus,venule,afferent arteriole,collecting duct
C)  Afferent arteriole,glomerulus,efferent arteriole,peritubular capillary,venule
D)  Afferent arteriole,glomerulus,peritubular capillary,efferent arteriole,venule
E)  Venule,efferent arteriole,peritubular capillary,glomerulus,afferent arterioleF) B) and E)
G) B) and C)

Question 14

-This figure shows the anatomy of the human urinary system.What does "c" represent?

Accepted Answer

A)  The urinary bladder
B)  The kidney
C)  The urethra
D)  The ureter
E)  The renal arteryF) B) and C)
G) B) and D)

Question 15

Which organisms do not excrete their metabolic wastes in the form of urea?

Accepted Answer

A)  Sharks
B)  Frogs
C)  Turtles
D)  Rabbits
E)  HumansF) A) and B)
G) B) and D)

Question 16

-This figure shows a nephron and its blood supply.What does "e" represent?

Accepted Answer

A)  The distal convoluted tubule
B)  Peritubular capillaries
C)  Efferent arteriole
D)  Afferent arteriole
E)  The proximal convoluted tubuleF) All of the above
G) C) and D)

Question 17

The presence of ________ in the urine is an early indicator that tubular secretion is not functioning correctly.

Accepted Answer

A)  Glucose
B)  Bile
C)  White blood cells
D)  Uric acid
E)  LipidsF) None of the above
G) A) and B)

Question 18

What is the correct flow of urine from production to elimination from the body?

Accepted Answer

A)  Kidneys - urethra - ureter - urinary bladder
B)  Kidneys - ureter - urinary bladder - urethra
C)  Kidneys - urethra - urinary bladder - ureter
D)  Urethra - ureter - kidneys - urinary bladder
E)  Urethra - urinary bladder - ureters - kidneysF) None of the above
G) A) and D)

Question 19

Which element is not part of the nitrogenous waste products produced by animals?

Accepted Answer

A)  Phosphorous
B)  Nitrogen
C)  Carbon
D)  Hydrogen
E)  OxygenF) A) and C)
G) A) and D)

Question 20

What happens if humans drink sea water?

Accepted Answer

A)  Their rectal glands expel excess salt.
B)  They secrete excess salt with their salt glands.
C)  There is no net change in the water content of their cells.
D)  Their cells lose water.
E)  Their cells gain water.F) D) and E)
G) A) and B)

Exam 34: Osmoregulation and Excretion

Which metabolic waste requires the greatest amount of water to excrete?

Correct AnswerverifiedShow Answer

-This figure shows a nephron and its blood supply.What does "e" represent?

Correct AnswerverifiedShow Answer

What is the relationship between water needed for the excretion of urine and the energy required to produce urine?

Correct AnswerverifiedShow Answer

The presence of ________ in the urine is an early indicator that tubular secretion is not functioning correctly.

Correct AnswerverifiedShow Answer

-This figure shows the anatomy of the human urinary system.What does "c" represent?

Correct AnswerverifiedShow Answer

Which of the following is not part of the nephron?

Correct AnswerverifiedShow Answer

Which of the following waste products take the most energy to produce?

Correct AnswerverifiedShow Answer

The outer portion of the kidney is referred to as:

Correct AnswerverifiedShow Answer

Which element is not part of the nitrogenous waste products produced by animals?

Correct AnswerverifiedShow Answer

The loop of of the nephron will exhibit:

Correct AnswerverifiedShow Answer

Which of these is the correct sequence of blood vessels associated with the nephron?

Correct AnswerverifiedShow Answer

What happens if humans drink sea water?

Correct AnswerverifiedShow Answer

The ____________ transports urine down through the renal medulla and delivers it to the renal pelvis.

Correct AnswerverifiedShow Answer

If you are trying to disrupt the excretory ability of crustaceans by damaging their excretory organ,which one would you damage?

Correct AnswerverifiedShow Answer

Which is the correct order by which urine leaves the body?

Correct AnswerverifiedShow Answer

A biologist is studying the excretory system of insects.Based on this information you would conclude that he or she is studying which of the following?

Correct AnswerverifiedShow Answer

What is the correct flow of urine from production to elimination from the body?

Correct AnswerverifiedShow Answer

The glomerular (Bowman) capsule:

Correct AnswerverifiedShow Answer

Which mechanism used to form urine requires a high blood pressure?

Correct AnswerverifiedShow Answer

Which organisms do not excrete their metabolic wastes in the form of urea?

Correct AnswerverifiedShow Answer

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