NR 565 FINAL EXAM 2025/2026 | 2 DIFFERENT VERSIONS |
ADVANCED PHARMACOLOGY | ALL QUESTIONS AND
CORRECT ANSWERS (PROFESSOR VERIFIED) | ALREADY
GRADED A+ | LATEST VERSIONS (JUST RELEASED)
Question 1
What is significant about the proximal convoluted tubule (PCT)?
A) It is primarily involved in urine concentration.
B) It is where the least blood flow occurs, and the most damage occurs in the
PCT when ischemia happens.
C) It is the main site for water reabsorption only.
D) It is responsible for filtering large proteins from the blood.
E) It is exclusively involved in potassium secretion.
Correct Answer: B) It is where the least blood flow occurs, the most
damage occurs in the PCT when ischemia happens
Rationale: The PCT is highly metabolically active and receives a
relatively low blood flow compared to other parts of the nephron,
making it particularly vulnerable to ischemic injury.
Question 2
What enzyme is primarily obtained from the kidney and plays a crucial role in
red blood cell production?
A) Renin
B) Aldosterone
C) Erythropoietin
D) Angiotensinogen
E) Calcitriol
Correct Answer: C) Erythropoietin
Rationale: Erythropoietin is a hormone produced by the kidneys in
response to hypoxia, stimulating the bone marrow to produce red
blood cells.
Question 3
Where is angiotensin-converting enzyme (ACE) primarily made, and what is
its function in the kidneys?
,A) Made in the kidneys; to reabsorb sodium.
B) Made in the liver; to produce angiotensinogen.
C) It is made in the lungs; to activate angiotensin I in the kidneys.
D) Made in the adrenal glands; to secrete aldosterone.
E) Made in the heart; to regulate blood pressure directly.
Correct Answer: C) It is made in the lungs; to activate angiotensin 1 in
the kidneys.
Rationale: ACE, primarily synthesized in the lungs, converts inactive
angiotensin I to active angiotensin II, a potent vasoconstrictor and
stimulator of aldosterone, influencing renal blood flow and blood
pressure.
Question 4
What is most important for the initial filtration process in the kidneys?
A) Osmotic pressure
B) Blood hydrostatic pressure
C) Oncotic pressure
D) Tubular reabsorption
E) Glomerular permeability
Correct Answer: B) Blood hydrostatic pressure
Rationale: Blood hydrostatic pressure (the pressure exerted by the
blood within the glomerular capillaries) is the primary driving force
that pushes fluid and solutes from the blood into Bowman's capsule,
initiating filtration.
Question 5
What are the key functions of the kidney?
A) Glucose regulation, fat metabolism, and bile production.
B) Sodium/water removal, waste removal, hormone production.
C) Blood clotting, immune response, and lymph formation.
D) Protein synthesis, vitamin storage, and detoxification.
E) Electrolyte balance, acid-base balance, and calcium absorption.
, Correct Answer: B) Sodium/water removal, waste removal, hormone
production
Rationale: The kidneys play vital roles in maintaining fluid and
electrolyte balance (sodium/water removal), excreting metabolic
waste products, and producing essential hormones like
erythropoietin and renin.
Question 6
What is acute renal failure (ARF)?
A) A progressive and irreversible loss of kidney function over many years.
B) Sudden loss of kidney function due to an illness, injury, drug, or toxin that
stresses the kidneys. ARF can be reversible.
C) A congenital disorder causing kidney malformation.
D) A condition where the kidneys over-filter the blood, leading to electrolyte
imbalances.
E) A type of kidney infection that causes permanent damage.
Correct Answer: B) sudden loss of kidney function due to an illness,
Injury, drug, Or toxin that stresses the kidneys. ARF can be
reversible
Rationale: ARF is characterized by an abrupt decline in renal function,
which, if the underlying cause is addressed, often has the potential
for recovery.
Question 7
What is chronic renal failure (CRF)?
A) An acute kidney infection that quickly resolves with antibiotics.
B) A long slow process where the kidney loses its ability to function; it occurs
in different stages.
C) A condition caused by sudden, severe trauma to the kidneys.
D) A temporary decrease in GFR due to dehydration.
E) A genetic predisposition to kidney stone formation.
Correct Answer: B) A long slow process where the kidney looses its
ADVANCED PHARMACOLOGY | ALL QUESTIONS AND
CORRECT ANSWERS (PROFESSOR VERIFIED) | ALREADY
GRADED A+ | LATEST VERSIONS (JUST RELEASED)
Question 1
What is significant about the proximal convoluted tubule (PCT)?
A) It is primarily involved in urine concentration.
B) It is where the least blood flow occurs, and the most damage occurs in the
PCT when ischemia happens.
C) It is the main site for water reabsorption only.
D) It is responsible for filtering large proteins from the blood.
E) It is exclusively involved in potassium secretion.
Correct Answer: B) It is where the least blood flow occurs, the most
damage occurs in the PCT when ischemia happens
Rationale: The PCT is highly metabolically active and receives a
relatively low blood flow compared to other parts of the nephron,
making it particularly vulnerable to ischemic injury.
Question 2
What enzyme is primarily obtained from the kidney and plays a crucial role in
red blood cell production?
A) Renin
B) Aldosterone
C) Erythropoietin
D) Angiotensinogen
E) Calcitriol
Correct Answer: C) Erythropoietin
Rationale: Erythropoietin is a hormone produced by the kidneys in
response to hypoxia, stimulating the bone marrow to produce red
blood cells.
Question 3
Where is angiotensin-converting enzyme (ACE) primarily made, and what is
its function in the kidneys?
,A) Made in the kidneys; to reabsorb sodium.
B) Made in the liver; to produce angiotensinogen.
C) It is made in the lungs; to activate angiotensin I in the kidneys.
D) Made in the adrenal glands; to secrete aldosterone.
E) Made in the heart; to regulate blood pressure directly.
Correct Answer: C) It is made in the lungs; to activate angiotensin 1 in
the kidneys.
Rationale: ACE, primarily synthesized in the lungs, converts inactive
angiotensin I to active angiotensin II, a potent vasoconstrictor and
stimulator of aldosterone, influencing renal blood flow and blood
pressure.
Question 4
What is most important for the initial filtration process in the kidneys?
A) Osmotic pressure
B) Blood hydrostatic pressure
C) Oncotic pressure
D) Tubular reabsorption
E) Glomerular permeability
Correct Answer: B) Blood hydrostatic pressure
Rationale: Blood hydrostatic pressure (the pressure exerted by the
blood within the glomerular capillaries) is the primary driving force
that pushes fluid and solutes from the blood into Bowman's capsule,
initiating filtration.
Question 5
What are the key functions of the kidney?
A) Glucose regulation, fat metabolism, and bile production.
B) Sodium/water removal, waste removal, hormone production.
C) Blood clotting, immune response, and lymph formation.
D) Protein synthesis, vitamin storage, and detoxification.
E) Electrolyte balance, acid-base balance, and calcium absorption.
, Correct Answer: B) Sodium/water removal, waste removal, hormone
production
Rationale: The kidneys play vital roles in maintaining fluid and
electrolyte balance (sodium/water removal), excreting metabolic
waste products, and producing essential hormones like
erythropoietin and renin.
Question 6
What is acute renal failure (ARF)?
A) A progressive and irreversible loss of kidney function over many years.
B) Sudden loss of kidney function due to an illness, injury, drug, or toxin that
stresses the kidneys. ARF can be reversible.
C) A congenital disorder causing kidney malformation.
D) A condition where the kidneys over-filter the blood, leading to electrolyte
imbalances.
E) A type of kidney infection that causes permanent damage.
Correct Answer: B) sudden loss of kidney function due to an illness,
Injury, drug, Or toxin that stresses the kidneys. ARF can be
reversible
Rationale: ARF is characterized by an abrupt decline in renal function,
which, if the underlying cause is addressed, often has the potential
for recovery.
Question 7
What is chronic renal failure (CRF)?
A) An acute kidney infection that quickly resolves with antibiotics.
B) A long slow process where the kidney loses its ability to function; it occurs
in different stages.
C) A condition caused by sudden, severe trauma to the kidneys.
D) A temporary decrease in GFR due to dehydration.
E) A genetic predisposition to kidney stone formation.
Correct Answer: B) A long slow process where the kidney looses its
