Question 1

What is NOT a major function of the kidneys?

Accepted Answer

A)   regulation of blood volume and blood pressure
B)   hematopoiesis
C)   removal of metabolic wastes
D)   regulation of acid -base balance

Question 2

Hydrogen ion secretion leads to bicarbonate ions reabsorption in order to maintain proper blood pH balance.

Accepted Answer

A) True 
 B)False

Question 3

Which portion of the renal tubule has a brush border created by the presence of many microvilli?

Accepted Answer

A)   distal tubule
B)   proximal tubule
C)   descending limb of the nephron loop (loop of Henle) 
D)   ascending limb of the nephron loop (loop of Henle)

Question 4

List and summarize the three pressures that contribute to create glomerular net filtration pressure (NFP).

Accepted Answer

Glomerular hydrostatic pressure (GHP) is...

Question 5

What is renal clearance used to estimate?

Accepted Answer

A)   net filtration pressure (NFP) 
B)   glomerular hydrostatic pressure (GHP) 
C)   countercurrent exchange
D)   glomerular filtration rate (GFR)

Question 6

What does the countercurrent mechanism accomplish in the nephron loop?

Accepted Answer

A)   production of very dilute urine
B)   secretion of water and electrolytes into the filtrate
C)   creation of a steep concentration gradient for continued water reabsorption
D)   constriction of the arterioles to increase blood pressure

Question 7

Which statement best describes the function of tubular reabsorption?

Accepted Answer

A)   Tubular reabsorption removes toxins from the blood that was not filtered.
B)   Tubular reabsorption moves items from the peritubular capillary blood into the filtrate.
C)   Tubular reabsorption moves blood plasma through the filtration membrane of the glomerular capillaries.
D)   Tubular reabsorption reclaims items from filtrate and returns them to the blood.

Question 8

Mr. Jones recently started taking a medication called an ACE inhibitor. He called his doctor's office to ask why this medicine makes him light -headed and dizzy and learned these are symptoms related to low
blood pressure. Explain to Mr. Jones why the ACE inhibitor would cause low blood pressure.

Accepted Answer

Angiotensin ^-converting enzyme (ACE) conv...

Question 9

How much urine, in liters, is typically produced in a 24 hour period?

Accepted Answer

A)   1.8
B)   0.5
C)   0.9
D)   4.3

Question 10

Glomerular hydrostatic pressure (GHP) is largely determined by systemic blood pressure.

Accepted Answer

A) True 
 B)False

Question 11

Substances used to measure renal clearance should be:

Accepted Answer

A)   filtered and reabsorbed, but not secreted.
B)   secreted but neither filtered nor reabsorbed.
C)   filtered, reabsorbed, and secreted.
D)   filtered but neither reabsorbed nor secreted.

Question 12

Explain how glomerular hydrostatic pressure (GHP) and glomerular colloid osmotic pressure (GCOP) act as opposing forces during glomerular filtration.

Accepted Answer

Glomerular hydrostatic pressure (GHP) is...

Question 13

Simple squamous epithelium is located in the:

Accepted Answer

A)   ascending limb of the nephron loop (loop of Henle) .
B)   distal tubule.
C)   proximal tubule.
D)   descending limb of the nephron loop (loop of Henle) .

Question 14

Which of the following is NOT true about tubular reabsorption?

Accepted Answer

A)   Tubular reabsorption occurs via paracellular or transcellular routes.
B)   Tubular reabsorption may involve hormonal control.
C)   Tubular reabsorption is entirely a passive process.
D)   Tubular reabsorption moves items from the filtrate into the blood.

Question 15

Summarize the role of the kidneys in regulating red blood cell production.

Accepted Answer

The kidneys release a hormone ...

Exam 24: The Urinary System

How much urine, in liters, is typically produced in a 24 hour period?

Correct Answer
verified

Which statement best describes the function of tubular reabsorption?

Correct Answer
verified

What is NOT a major function of the kidneys?

Correct Answer
verified

Hydrogen ion secretion leads to bicarbonate ions reabsorption in order to maintain proper blood pH balance.

Correct Answer
verified

Glomerular hydrostatic pressure (GHP) is largely determined by systemic blood pressure.

Correct Answer
verified

Which portion of the renal tubule has a brush border created by the presence of many microvilli?

Correct Answer
verified

Which of the following is NOT true about tubular reabsorption?

Correct Answer
verified

Substances used to measure renal clearance should be:

Correct Answer
verified

Mr. Jones recently started taking a medication called an ACE inhibitor. He called his doctor's office to ask why this medicine makes him light ^-headed and dizzy and learned these are symptoms related to low blood pressure. Explain to Mr. Jones why the ACE inhibitor would cause low blood pressure.

Correct Answer
verified
Angiotensin ^-converting enzyme (ACE) conv...
View Answer

What is renal clearance used to estimate?

Correct Answer
verified

Summarize the role of the kidneys in regulating red blood cell production.

Correct Answer
verified
The kidneys release a hormone ...
View Answer

Explain how glomerular hydrostatic pressure (GHP) and glomerular colloid osmotic pressure (GCOP) act as opposing forces during glomerular filtration.

Correct Answer
verified
Glomerular hydrostatic pressure (GHP) is...
View Answer

List and summarize the three pressures that contribute to create glomerular net filtration pressure (NFP).

Correct Answer
verified
Glomerular hydrostatic pressure (GHP) is...
View Answer

Simple squamous epithelium is located in the:

Correct Answer
verified

What does the countercurrent mechanism accomplish in the nephron loop?

Correct Answer
verified

Exam 24: The Urinary System

How much urine, in liters, is typically produced in a 24 hour period?

Correct AnswerverifiedShow Answer

Which statement best describes the function of tubular reabsorption?

Correct AnswerverifiedShow Answer

What is NOT a major function of the kidneys?

Correct AnswerverifiedShow Answer

Hydrogen ion secretion leads to bicarbonate ions reabsorption in order to maintain proper blood pH balance.

Correct AnswerverifiedShow Answer

Glomerular hydrostatic pressure (GHP) is largely determined by systemic blood pressure.

Correct AnswerverifiedShow Answer

Which portion of the renal tubule has a brush border created by the presence of many microvilli?

Correct AnswerverifiedShow Answer

Which of the following is NOT true about tubular reabsorption?

Correct AnswerverifiedShow Answer

Substances used to measure renal clearance should be:

Correct AnswerverifiedShow Answer

Mr. Jones recently started taking a medication called an ACE inhibitor. He called his doctor's office to ask why this medicine makes him light -headed and dizzy and learned these are symptoms related to low blood pressure. Explain to Mr. Jones why the ACE inhibitor would cause low blood pressure.

Correct AnswerverifiedAngiotensin -converting enzyme (ACE) conv...View AnswerShow Answer

What is renal clearance used to estimate?

Correct AnswerverifiedShow Answer

Summarize the role of the kidneys in regulating red blood cell production.

Correct AnswerverifiedThe kidneys release a hormone ...View AnswerShow Answer

Explain how glomerular hydrostatic pressure (GHP) and glomerular colloid osmotic pressure (GCOP) act as opposing forces during glomerular filtration.

Correct AnswerverifiedGlomerular hydrostatic pressure (GHP) is...View AnswerShow Answer

List and summarize the three pressures that contribute to create glomerular net filtration pressure (NFP).

Correct AnswerverifiedGlomerular hydrostatic pressure (GHP) is...View AnswerShow Answer

Simple squamous epithelium is located in the:

Correct AnswerverifiedShow Answer

What does the countercurrent mechanism accomplish in the nephron loop?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Mr. Jones recently started taking a medication called an ACE inhibitor. He called his doctor's office to ask why this medicine makes him light ^-headed and dizzy and learned these are symptoms related to low blood pressure. Explain to Mr. Jones why the ACE inhibitor would cause low blood pressure.

Correct Answer
verified
Angiotensin ^-converting enzyme (ACE) conv...
View Answer

Correct Answer
verified

Correct Answer
verified
The kidneys release a hormone ...
View Answer

Correct Answer
verified
Glomerular hydrostatic pressure (GHP) is...
View Answer

Correct Answer
verified
Glomerular hydrostatic pressure (GHP) is...
View Answer

Correct Answer
verified

Correct Answer
verified