RNSG 2539 EXAM I QUESTIONS
ANSWERS
A-client-has-the-following-arterial-blood-gas-(ABG)-values:-pH,-7.12;-partial-pressure-
of-arterial-carbon-dioxide-(PaCO2),-40-mm-Hg;-and-bicarbonate-(HCO3-),-15-mEq/L.-
These-ABG-values-suggest-which-disorder?---ans-✔✔Metabolic-acidosis
As-status-asthmaticus-worsens,-the-nurse-would-expect-which-acid-base-imbalance?---
ans-✔✔Respiratory-Acidosis
Which-medication-classification-represents-a-proton-(gastric-acid)-pump-inhibitor?---
ans-✔✔Omeprazole
A-group-of-nursing-students-are-studying-for-a-test-over-acid-base-imbalance.-One-
student-asks-another-what-the-major-chemical-regulator-of-plasma-pH-is.-What-should-
the-second-student-respond?---ans-✔✔Bicarbonate-carbonic-acid-buffer-system
Which-of-the-following-factors-would-a-nurse-identify-as-a-most-likely-cause-of-
diabetic-ketoacidosis-(DKA)-in-a-client-with-diabetes?---ans-✔✔The-client-has-eaten-
and-has-not-taken-or-received-insulin.
A-client-is-admitted-to-the-unit-with-diabetic-ketoacidosis-(DKA).-Which-insulin-would-
the-nurse-expect-to-administer-intravenously?---ans-✔✔Regular
A-client-has-a-dull-headache,-is-dizzy,-and-has-an-increased-pulse-rate.-The-results-of-
arterial-blood-gas-analysis-are-as-follows:-pH-7.26;-partial-pressure-of-carbon-dioxide,-
50-mm-Hg-(6.7-kPa);-and-bicarbonate,-24-mEq/L-(24-mmol/L).-These-findings-indicate-
which-acid-base-imbalance?---ans-✔✔respiratory-acidosis
A-client-admitted-with-acute-anxiety-has-the-following-arterial-blood-gas-(ABG)-values:-
pH,-7.55;-partial-pressure-of-arterial-oxygen-(PaO2),-90-mm-Hg;-partial-pressure-of-
arterial-carbon-dioxide-(PaCO2),-27-mm-Hg;-and-bicarbonate-(HCO3-),-24-mEq/L.-
Based-on-these-values,-the-nurse-suspects:---ans-✔✔respiratory-alkalosis
A-client-is-admitted-to-the-unit-with-a-diagnosis-of-intractable-vomiting-for-3-days.-
What-acid-base-imbalance-related-to-the-loss-of-stomach-acid-does-the-nurse-
observe-on-the-arterial-blood-gas-(ABG)?---ans-✔✔Metabolic-alkalosis
ANSWERS
A-client-has-the-following-arterial-blood-gas-(ABG)-values:-pH,-7.12;-partial-pressure-
of-arterial-carbon-dioxide-(PaCO2),-40-mm-Hg;-and-bicarbonate-(HCO3-),-15-mEq/L.-
These-ABG-values-suggest-which-disorder?---ans-✔✔Metabolic-acidosis
As-status-asthmaticus-worsens,-the-nurse-would-expect-which-acid-base-imbalance?---
ans-✔✔Respiratory-Acidosis
Which-medication-classification-represents-a-proton-(gastric-acid)-pump-inhibitor?---
ans-✔✔Omeprazole
A-group-of-nursing-students-are-studying-for-a-test-over-acid-base-imbalance.-One-
student-asks-another-what-the-major-chemical-regulator-of-plasma-pH-is.-What-should-
the-second-student-respond?---ans-✔✔Bicarbonate-carbonic-acid-buffer-system
Which-of-the-following-factors-would-a-nurse-identify-as-a-most-likely-cause-of-
diabetic-ketoacidosis-(DKA)-in-a-client-with-diabetes?---ans-✔✔The-client-has-eaten-
and-has-not-taken-or-received-insulin.
A-client-is-admitted-to-the-unit-with-diabetic-ketoacidosis-(DKA).-Which-insulin-would-
the-nurse-expect-to-administer-intravenously?---ans-✔✔Regular
A-client-has-a-dull-headache,-is-dizzy,-and-has-an-increased-pulse-rate.-The-results-of-
arterial-blood-gas-analysis-are-as-follows:-pH-7.26;-partial-pressure-of-carbon-dioxide,-
50-mm-Hg-(6.7-kPa);-and-bicarbonate,-24-mEq/L-(24-mmol/L).-These-findings-indicate-
which-acid-base-imbalance?---ans-✔✔respiratory-acidosis
A-client-admitted-with-acute-anxiety-has-the-following-arterial-blood-gas-(ABG)-values:-
pH,-7.55;-partial-pressure-of-arterial-oxygen-(PaO2),-90-mm-Hg;-partial-pressure-of-
arterial-carbon-dioxide-(PaCO2),-27-mm-Hg;-and-bicarbonate-(HCO3-),-24-mEq/L.-
Based-on-these-values,-the-nurse-suspects:---ans-✔✔respiratory-alkalosis
A-client-is-admitted-to-the-unit-with-a-diagnosis-of-intractable-vomiting-for-3-days.-
What-acid-base-imbalance-related-to-the-loss-of-stomach-acid-does-the-nurse-
observe-on-the-arterial-blood-gas-(ABG)?---ans-✔✔Metabolic-alkalosis
