Exam (elaborations)
Pathophysiology Exam 8
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Pathophysiology Exam 8
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1-26 of 26The ___________ react within seconds to minimize changes in pH by binding free H+ or
free OH-.
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chemical buffer systems
, Which of the following is/are true regarding acid-base disorders? (mark all that apply)
A. Metabolic disorders are a result of a change in plasma HCO3- levels
B. Respiratory disorders are a result of a change in plasma CO2 levels
C. Normal HCO3- = 35-45 mm
D. Normal blood pH = 7.35-7.45
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A, B, D
T/F, if False make the statement True
Angiotensin I is converted to angiotensin II in the kidneys.
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Answer: False, angiotensin I is converted to angiotensin II in the lungs.
A patient presents in the emergency department with severe dehydration secondary
to vomiting. The following are the results of their blood work: pH = 8.2, PCO2 = 39 mm,
and HCO3- = 33 mEq/L. Based upon these results, what type of acid-base disorder
are they experiencing? Is compensation occurring? Describe a treatment intervention
for this disorder. Normal values are as follows: pH = 7.35-7.45, PCO2 = 35-45 mm,
HCO3- = 22-26 mEq/L.
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