Acute & Critical Care Medicine (NAPLEX) EXAM Questions AND
Correct Answers
A drop of 1 mEq/L in serum K below 3.5 mEq/L equals? ✔✔a total
body deficit of 100-400 mEq
Albumin is useful in what patient? ✔✔a patient with significant
edema (i.e. cirrhosis)
all vasopressors should be administered via ✔✔central IV line
Aminocaproic acid (Amicar) is used for.... ✔✔excessive bleeding
associated with cardiac surgery, liver cirrhosis, and urinary fibrinolysis
An overdose of anesthetics can cause? ✔✔respiratory depression
At high doses (10-20 mcg/kg/min) dopamine acts as a? ✔✔alpha 1
agonists
At low doses (1-4 mcg/kg/min) dopamine acts as a? ✔✔Dopamine-1
agonists
At medium doses (5-10 mcg/kg/min) dopamine acts as a? ✔✔Beta-1
agonists
,At what level of hyponatremia does the symptoms start? ✔✔when
the sodium reaches <120 mEq/L
Bupivacaine cannot be given via... ✔✔IV because it is fatal
Colloids are ____ _____ (typically proteins or starch) and primarily
remain in the intravascular space and increase oncotic pressure
✔✔large molecules
Crystalloids - the volume doesn't remain in the intravascular space
(inside the blood vessels), but moves.... ✔✔into the extravascular
space or interstitial space
Define sepsis ✔✔life-threatening organ dysfunction caused by a
dysregulated host response to infection
Dexmedetomidine (Precedex) is... ✔✔the only sedative approved for
use in intubated and non-intubated patients
Dobutamine may turn ____ _____ due to oxidation but potency is not
lost ✔✔slightly pink
, Dopamine is a precursor of norepinephrine and is recommended in
who? ✔✔in patients with symptomatic bradycardia
Duration of infusion of Dexmedetomidine (Precedex) should not
exceed.... ✔✔24 hours per FDA labeling
Epinephrine used for IM injection or compounding IV is... ✔✔1 mg/mL
(1:1000 ratio strength)
Epinephrine used for IV push is... ✔✔0.1 mg/mL (1:10,000 ratio
strength)
How do most vasopressors work? ✔✔by stimulating alpha receptors
which causes vasoconstriction and increases systemic vascular
resistance (SVR) which increases BP
How do you treat hypervolemic hyponatremia? ✔✔diuresis with fluid
restriction
How do you treat hypokalemia (K<3.5)? ✔✔by fixing the underlying
causes (i.e metabolic alkalosis, overdiuresis, amp B, or insulin) and
giving oral or IV potassium
Correct Answers
A drop of 1 mEq/L in serum K below 3.5 mEq/L equals? ✔✔a total
body deficit of 100-400 mEq
Albumin is useful in what patient? ✔✔a patient with significant
edema (i.e. cirrhosis)
all vasopressors should be administered via ✔✔central IV line
Aminocaproic acid (Amicar) is used for.... ✔✔excessive bleeding
associated with cardiac surgery, liver cirrhosis, and urinary fibrinolysis
An overdose of anesthetics can cause? ✔✔respiratory depression
At high doses (10-20 mcg/kg/min) dopamine acts as a? ✔✔alpha 1
agonists
At low doses (1-4 mcg/kg/min) dopamine acts as a? ✔✔Dopamine-1
agonists
At medium doses (5-10 mcg/kg/min) dopamine acts as a? ✔✔Beta-1
agonists
,At what level of hyponatremia does the symptoms start? ✔✔when
the sodium reaches <120 mEq/L
Bupivacaine cannot be given via... ✔✔IV because it is fatal
Colloids are ____ _____ (typically proteins or starch) and primarily
remain in the intravascular space and increase oncotic pressure
✔✔large molecules
Crystalloids - the volume doesn't remain in the intravascular space
(inside the blood vessels), but moves.... ✔✔into the extravascular
space or interstitial space
Define sepsis ✔✔life-threatening organ dysfunction caused by a
dysregulated host response to infection
Dexmedetomidine (Precedex) is... ✔✔the only sedative approved for
use in intubated and non-intubated patients
Dobutamine may turn ____ _____ due to oxidation but potency is not
lost ✔✔slightly pink
, Dopamine is a precursor of norepinephrine and is recommended in
who? ✔✔in patients with symptomatic bradycardia
Duration of infusion of Dexmedetomidine (Precedex) should not
exceed.... ✔✔24 hours per FDA labeling
Epinephrine used for IM injection or compounding IV is... ✔✔1 mg/mL
(1:1000 ratio strength)
Epinephrine used for IV push is... ✔✔0.1 mg/mL (1:10,000 ratio
strength)
How do most vasopressors work? ✔✔by stimulating alpha receptors
which causes vasoconstriction and increases systemic vascular
resistance (SVR) which increases BP
How do you treat hypervolemic hyponatremia? ✔✔diuresis with fluid
restriction
How do you treat hypokalemia (K<3.5)? ✔✔by fixing the underlying
causes (i.e metabolic alkalosis, overdiuresis, amp B, or insulin) and
giving oral or IV potassium
