Question 1

ADH and aldosterone both attempt to decrease urine output.

Accepted Answer

A) True 
 B)False

Question 2

The myogenic mechanism helps regulate GFR by regulating the diameter of the efferent arterioles.

Accepted Answer

A) True 
 B)False

Question 3

As the aldosterone concentration increases, the amount of potassium reabsorbed into the blood increases.

Accepted Answer

A) True 
 B)False

Question 4

The prostatic urethra is found only in men.

Accepted Answer

A) True 
 B)False

Question 5

A good description of the urinary system function is that it:

Accepted Answer

A) produces urine. 
B) balances blood plasma. 
C) maintains the dynamic consistency of the internal fluid environment. 
D) does all of the above. 
A) produces urine. 
B) balances blood plasma. 
C) maintains the dynamic consistency of the internal fluid environment. 
D) does all of the above.

Question 6

Intense exercise causes temporary proteinuria. This is caused by minor kidney damage from the intense exercise.

Accepted Answer

A) True 
 B)False

Question 7

The reabsorption of electrolytes by the peritubular capillaries will cause obligatory water reabsorption.

Accepted Answer

A) True 
 B)False

Question 8

The percentage of water in urine is approximately _____%.

Accepted Answer

A) 55 
B) 65 
C) 80 
D) 95 
A) 55 
B) 65 
C) 80 
D) 95

Question 9

Which statement identifies two blood indicators of renal dysfunction and best explains why they can be as such?

Accepted Answer

A) Increased urea and creatinine levels in the blood indicate the inability of the kidney to filter creatinine and urea. 
B) Glucose in urine and complete blood count elevations indicate the kidney's inability to produce red blood cells. 
C) pH and specific gravity elevation indicate kidney dysfunction because an increase in solutes prevents the kidney from filtering correctly. 
D) Albumin and acetone decreases indicate that the kidney is unable to reabsorb these in the loop of Henle. 
A) Increased urea and creatinine levels in the blood indicate the inability of the kidney to filter creatinine and urea. 
B) Glucose in urine and complete blood count elevations indicate the kidney's inability to produce red blood cells. 
C) pH and specific gravity elevation indicate kidney dysfunction because an increase in solutes prevents the kidney from filtering correctly. 
D) Albumin and acetone decreases indicate that the kidney is unable to reabsorb these in the loop of Henle.

Question 10

Which of the following is not true of the proximal tubule?

Accepted Answer

A) Highly convoluted 
B) Nearest to the glomerular capsule 
C) Second part of the renal tubules 
D) Contains microvilli 
A) Highly convoluted 
B) Nearest to the glomerular capsule 
C) Second part of the renal tubules 
D) Contains microvilli

Question 11

Substances travel from the glomerulus into the glomerular capsule by the process of:

Accepted Answer

A) diffusion. 
B) active transport. 
C) filtration. 
D) osmosis. 
A) diffusion. 
B) active transport. 
C) filtration. 
D) osmosis.

Question 12

Generally, the right kidney is larger than the left kidney.

Accepted Answer

A) True 
 B)False

Question 13

In the nephron loop, the descending limb is thicker than the ascending limb.

Accepted Answer

A) True 
 B)False

Question 14

At the beginning of the "plumbing system" of the urinary system, urine leaving the renal papilla is collected in the cuplike structures called:

Accepted Answer

A) renal columns. 
B) renal pyramids. 
C) calyces. 
D) ureters. 
A) renal columns. 
B) renal pyramids. 
C) calyces. 
D) ureters.

Question 15

The portion of the nephron that empties into a calyx is the:

Accepted Answer

A) distal tubule. 
B) nephron loop. 
C) collecting tubule. 
D) proximal tubule. 
A) distal tubule. 
B) nephron loop. 
C) collecting tubule. 
D) proximal tubule.

Question 16

The interlobular artery carries blood directly to the glomerulus.

Accepted Answer

A) True 
 B)False

Question 17

Corky was in a diving accident that resulted in her spinal cord being severed. She was paralyzed from the waist down and, as a result, became incontinent. Her physician was concerned about the continuous residual urine buildup. What was the reason for this concern?

Accepted Answer

The reason for the physician's concern a

Question 18

About 10% of the blood pumped by the heart per minute goes to the kidneys.

Accepted Answer

A) True 
 B)False

Question 19

In both males and females, the urethra serves urinary and reproductive functions.

Accepted Answer

A) True 
 B)False

Question 20

Blood leaves the glomerulus through efferent arterioles and then moves into peritubular capillaries.

Accepted Answer

A) True 
 B)False

Exam 42: Urinary System

ADH and aldosterone both attempt to decrease urine output.

The myogenic mechanism helps regulate GFR by regulating the diameter of the efferent arterioles.

As the aldosterone concentration increases, the amount of potassium reabsorbed into the blood increases.

The prostatic urethra is found only in men.

A good description of the urinary system function is that it:

Intense exercise causes temporary proteinuria. This is caused by minor kidney damage from the intense exercise.

The reabsorption of electrolytes by the peritubular capillaries will cause obligatory water reabsorption.

The percentage of water in urine is approximately _____%.

Which statement identifies two blood indicators of renal dysfunction and best explains why they can be as such?

Which of the following is not true of the proximal tubule?

Substances travel from the glomerulus into the glomerular capsule by the process of:

Generally, the right kidney is larger than the left kidney.

In the nephron loop, the descending limb is thicker than the ascending limb.

At the beginning of the "plumbing system" of the urinary system, urine leaving the renal papilla is collected in the cuplike structures called:

The portion of the nephron that empties into a calyx is the:

The interlobular artery carries blood directly to the glomerulus.

Corky was in a diving accident that resulted in her spinal cord being severed. She was paralyzed from the waist down and, as a result, became incontinent. Her physician was concerned about the continuous residual urine buildup. What was the reason for this concern?

About 10% of the blood pumped by the heart per minute goes to the kidneys.

In both males and females, the urethra serves urinary and reproductive functions.

Blood leaves the glomerulus through efferent arterioles and then moves into peritubular capillaries.

Organization of the Body

Homeostasis

Chemistry of Life

Biomolecules

Cell Structure

Cell Function

Cell Growth and Development

Introduction to Tissues

Tissue Types

Skin

Skeletal Tissues

Axial Skeleton

Appendicular Skeleton

Articulations

Axial Muscles

Appendicular Muscles

Muscle Contraction

Nervous System Cells

Nerve Signaling

Central Nervous System

Peripheral Nervous System

Autonomic Nervous System

General Senses

Special Senses

Endocrine Regulation

Endocrine Glands

Blood

Heart

Blood Vessels

Circulation of the Blood

Lymphatic System

Innate Immunity

Adaptive Immunity

Stress

Respiratory Tract

Ventilation

Gas Exchange Transport

Upper Digestive Tract

Lower Digestive Tract

Digestion and Absorption

Nutrition and Metabolism

Fluid and Electrolyte Balance

Acid-Base Balance

Male Reproductive System

Female Reproductive System

Growth, Development, and Aging

Genetics and Heredity

Filters