Question 1

The respiratory system is the only system that removes carbon dioxide from the body.

Accepted Answer

A) True 
 B)False

Question 2

The function of the slit diaphragm is to prevent the filtration slits from closing under pressure.

Accepted Answer

A) True 
 B)False

Question 3

What is the first branch of the segmental artery?

Accepted Answer

A)  Interlobar arteries 
B)  Afferent arterioles 
C)  Lobar arteries 
D)  Arcuate arteries 
A)  Interlobar arteries 
B)  Afferent arterioles 
C)  Lobar arteries 
D)  Arcuate arteries

Question 4

The outer portion of the kidney is called the medulla.

Accepted Answer

A) True 
 B)False

Question 5

The substance most often measured to determine normal kidney function is:

Accepted Answer

A)  creatinine. 
B)  glucose. 
C)  sodium. 
D)  potassium. 
A)  creatinine. 
B)  glucose. 
C)  sodium. 
D)  potassium.

Question 6

Explain how the active transport of sodium out of the nephron tubules acts as the driving force for the passive transport of other materials.

Accepted Answer

The active transport of sodium out of th

Question 7

ADH and aldosterone both attempt to decrease urine output.

Accepted Answer

A) True 
 B)False

Question 8

What structures make up the renal corpuscle?

Accepted Answer

The renal corpuscle is a key structure w

Question 9

Which of the following is not a normal constituent of urine?

Accepted Answer

A)  Nitrogenous wastes 
B)  Hormones 
C)  Pigments 
D)  Plasma proteins 
A)  Nitrogenous wastes 
B)  Hormones 
C)  Pigments 
D)  Plasma proteins

Question 10

Capsular osmotic pressure can be assumed to be zero.

Accepted Answer

A) True 
 B)False

Question 11

Which of these statements is not true of the kidney?

Accepted Answer

A)  The kidney is usually located next to the vertebrae from T12 to L3. 
B)  The kidney is retroperitoneal. 
C)  The kidney is protected by a heavy layer of fat. 
D)  All of the above are true of the kidney. 
A)  The kidney is usually located next to the vertebrae from T12 to L3. 
B)  The kidney is retroperitoneal. 
C)  The kidney is protected by a heavy layer of fat. 
D)  All of the above are true of the kidney.

Question 12

The mechanism of voiding urine begins with the involuntary relaxation of the external sphincter muscle.

Accepted Answer

A) True 
 B)False

Question 13

Place in correct anatomical order the structures of the pathway of urine leaving the distal tubule, beginning with the number 1.
-Urinary bladder

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 5
F)6
G)7 
A) 1 
B) 2 
C) 3 
D) 4 
E) 5
F)6
G)7

Question 14

Match each of the structures of the nephron with its description, function, or location.
-Structure into which the proximal convoluted tubule empties

Accepted Answer

A) Distal convoluted tubule 
B) Glomerulus 
C) Bowman capsule 
D) Loop of Henle 
E) Proximal convoluted tubule
F)Collecting duct
G)Peritubular capillary
H)Vasa recta 
A) Distal convoluted tubule 
B) Glomerulus 
C) Bowman capsule 
D) Loop of Henle 
E) Proximal convoluted tubule
F)Collecting duct
G)Peritubular capillary
H)Vasa recta

Question 15

The parts of the nephron most effected by the hormone ADH are the proximal and distal convoluted tubules.

Accepted Answer

A) True 
 B)False

Question 16

Reabsorption, as performed in the kidney, may be defined as the:

Accepted Answer

A)  movement of molecules out of the tubule and into the peritubular blood. 
B)  movement of molecules out of the peritubular blood and into the tubule for excretion. 
C)  movement of water and solutes from the plasma in the glomerulus, across the glomerular-capsular membrane, and into the capsular space of Bowman capsule. 
D)  volume of plasma from which a substance is removed by the kidney per minute. 
A)  movement of molecules out of the tubule and into the peritubular blood. 
B)  movement of molecules out of the peritubular blood and into the tubule for excretion. 
C)  movement of water and solutes from the plasma in the glomerulus, across the glomerular-capsular membrane, and into the capsular space of Bowman capsule. 
D)  volume of plasma from which a substance is removed by the kidney per minute.

Question 17

Describe the internal structure of the kidney.

Accepted Answer

The internal structure of the kidney is

Question 18

Approximately how much blood flows through the kidneys per minute?

Accepted Answer

A)  500 ml 
B)  750 ml 
C)  1200 ml 
D)  3500 ml 
A)  500 ml 
B)  750 ml 
C)  1200 ml 
D)  3500 ml

Question 19

Glomerular filtration rate can never be zero.

Accepted Answer

A) True 
 B)False

Question 20

Mesangial cells may have a role in regulating blood flow through the glomerular loop.

Accepted Answer

A) True 
 B)False

Exam 42: Urinary System

The respiratory system is the only system that removes carbon dioxide from the body.

The function of the slit diaphragm is to prevent the filtration slits from closing under pressure.

What is the first branch of the segmental artery?

The outer portion of the kidney is called the medulla.

The substance most often measured to determine normal kidney function is:

Explain how the active transport of sodium out of the nephron tubules acts as the driving force for the passive transport of other materials.

ADH and aldosterone both attempt to decrease urine output.

What structures make up the renal corpuscle?

Which of the following is not a normal constituent of urine?

Capsular osmotic pressure can be assumed to be zero.

Which of these statements is not true of the kidney?

The mechanism of voiding urine begins with the involuntary relaxation of the external sphincter muscle.

Place in correct anatomical order the structures of the pathway of urine leaving the distal tubule, beginning with the number 1. -Urinary bladder

Match each of the structures of the nephron with its description, function, or location. -Structure into which the proximal convoluted tubule empties

The parts of the nephron most effected by the hormone ADH are the proximal and distal convoluted tubules.

Reabsorption, as performed in the kidney, may be defined as the:

Describe the internal structure of the kidney.

Approximately how much blood flows through the kidneys per minute?

Glomerular filtration rate can never be zero.

Mesangial cells may have a role in regulating blood flow through the glomerular loop.

Organization of the Body

Homeostasis

Chemical Basis 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 and Development

Genetics and Heredity

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