BLD 402 - REVIEW QUESTIONS AND ANSWERS WITH
COMPLETE SOLUTIONS GRADED A++
d. Kidney
The renin-angiotensin-aldosterone system is initiated by the release of renin from which
organ?
a. Brain
b. Lung
c. Liver
d. Kidney
c. Heart, congestive heart failure
Beta (brain) natriuretic peptide (BNP) is released into the bloodstream from the ____
and is used clinically to evaluate a progression of _____?
a. Brain, hydrocephalus
b. Heart, myocardial infarction
c. Heart, congestive heart failure
d. Brain, congestive heart failure
d. 1,3
Which of the following laboratory results will be seen with the increased released of
BNP?
,1. Urine sodium level ↑
2. Antidiuretic hormone ↑
3. Aldosterone level ↓
a. 1,2,3
b. 1,2
c. 2,3
d. 1,3
b.1,2
Which of the following change will be seen in dehydration as the physiological
responses?
1. Aldosterone ↑
2. Antidiuretic ↑
3. BNP ↑
a.1,2,3
b.1,2
c.2,3
d.1,3
b. potassium
Insulin release will stimulate cellular uptake of which of the following electrolytes?
a. sodium
,b. potassium
c. chloride
d. bicarbonate
b. potassium
Which electrolyte is most significantly affected by hemolysis?
a. sodium
b. potassium
c. chloride
d. bicarbonate
b.15 mmol/L
Calculate the anion gap from this set of data
sodium 133 mmol/L
potassium 4.9 mmol / L
chloride 98 mmol /L
bicarbonate 20 mmol /L
anion gap = Na - Cl - HCO3
a.20 mmol/L
b.15 mmol/L
c.-15 mmol/L
d.-20 mmol/L
c. chloride
, Which electrolyte level would be affected by excessive vomiting for a long time?
a. sodium
b. potassium
c. chloride
d. magnesium
c. It is a compensation mechanism: In order to lower the pH, H+ will go out from
cell while K+ will go into cell.
Why do we often see hypokalemia in alkalosis patients?
a. Those patients often has problem in aldosterone secretion.
b. Many of them are type 1 diabetes mellitus.
c. It is a compensation mechanism: In order to lower the pH, H+ will go out from cell
while K+ will go into cell.
b. pH 7.37
c. pH 7.44
Which of following is/are within normal arterial pH?
a. pH 6.50
b. pH 7.37
c. pH 7.44
d. pH 7.70
COMPLETE SOLUTIONS GRADED A++
d. Kidney
The renin-angiotensin-aldosterone system is initiated by the release of renin from which
organ?
a. Brain
b. Lung
c. Liver
d. Kidney
c. Heart, congestive heart failure
Beta (brain) natriuretic peptide (BNP) is released into the bloodstream from the ____
and is used clinically to evaluate a progression of _____?
a. Brain, hydrocephalus
b. Heart, myocardial infarction
c. Heart, congestive heart failure
d. Brain, congestive heart failure
d. 1,3
Which of the following laboratory results will be seen with the increased released of
BNP?
,1. Urine sodium level ↑
2. Antidiuretic hormone ↑
3. Aldosterone level ↓
a. 1,2,3
b. 1,2
c. 2,3
d. 1,3
b.1,2
Which of the following change will be seen in dehydration as the physiological
responses?
1. Aldosterone ↑
2. Antidiuretic ↑
3. BNP ↑
a.1,2,3
b.1,2
c.2,3
d.1,3
b. potassium
Insulin release will stimulate cellular uptake of which of the following electrolytes?
a. sodium
,b. potassium
c. chloride
d. bicarbonate
b. potassium
Which electrolyte is most significantly affected by hemolysis?
a. sodium
b. potassium
c. chloride
d. bicarbonate
b.15 mmol/L
Calculate the anion gap from this set of data
sodium 133 mmol/L
potassium 4.9 mmol / L
chloride 98 mmol /L
bicarbonate 20 mmol /L
anion gap = Na - Cl - HCO3
a.20 mmol/L
b.15 mmol/L
c.-15 mmol/L
d.-20 mmol/L
c. chloride
, Which electrolyte level would be affected by excessive vomiting for a long time?
a. sodium
b. potassium
c. chloride
d. magnesium
c. It is a compensation mechanism: In order to lower the pH, H+ will go out from
cell while K+ will go into cell.
Why do we often see hypokalemia in alkalosis patients?
a. Those patients often has problem in aldosterone secretion.
b. Many of them are type 1 diabetes mellitus.
c. It is a compensation mechanism: In order to lower the pH, H+ will go out from cell
while K+ will go into cell.
b. pH 7.37
c. pH 7.44
Which of following is/are within normal arterial pH?
a. pH 6.50
b. pH 7.37
c. pH 7.44
d. pH 7.70
