Portage pathophysiology module 8
exam 2026/2027 version A+ Graded
Each of the following statements are true regarding control over the GFR except: - correct answer>>>The
RAA responds when blood pressure rises above normal limits.
(false b/c the RAA responds when blood pressure drops below normal limits.)
Which of the following statements is false regarding ADH? - correct answer>>>Elevated levels of ADH
will lead to dilute urine.
(false b/c DECREASED levels of ADH will lead to dilute urine)
Cortical nephrons are characterized by the following except: - correct answer>>>they originate deep in
the cortex (false b/c they originate superficially in the cortex)
Excess accumulation of fluid within the interstitial compartment is characteristic of which of the following
fluid imbalances? - correct answer>>>edema
Reabsorption in the loop of Henle is characterized by the following except: - correct answer>>>Na+ and
water are reabsorbed in equal proportions
(The loop of Henle reabsorbed more Na+ and Cl- than water)
Which of the following is/are true regarding acid-base disorders? (mark all that apply) - correct
answer>>>Metabolic disorders are a result of a change in plasma HCO3- levels
Respiratory disorders are a result of a change in plasma CO2 levels
Normal blood pH = 7.35-7.45
Acute postinfectious glomerulonephritis is characterized by the following except: - correct
answer>>>Associated with a poor prognosis as it often leads to CKD
(the prognosis is good when underlying cause is treated)
Which of the following is characteristic of chronic transplant rejection? - correct answer>>>it involves
humoral immunity
Which of the following is true of 25-hydroxycholecalciferol? - correct answer>>>It is the active form of
vitamin D, converted in the liver
A patient is said to be in stage 3a kidney disease. What would you expect their GFR to be? - correct
answer>>>70 mL/min/1.73m2
Which of the following is true regarding tubular secretion? - correct answer>>>H+ is secreted in the
intercalated cells
A decrease in Na+ reabsorption is achieved through the action of which of the following? - correct
answer>>>diuretics
In the nephron, the mass of capillaries surrounded by an epithelial capsule that opens into a tubule is
collectively referred to as the _______. - correct answer>>>renal corpuscle
(glomerulus also accepted as correct)
The formation of erythropoietin is preceded by low levels of _______. - correct answer>>>oxygen
The __________ has the largest impact on pH control. - correct answer>>>renal control mechanism
