ACTUAL EXAM WITH 200 Q&A
ACTUAL
LATEST 2026|RATED A+
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NURSE CELESTINE
,1. Membrane potential is functionally important because
it is a form of stored energy that can be used to do work
it keeps ion levels within normal ranges
cells wouldn't be able to carry out membrane transport without it
it is the only way that cells can transmit information to other cells
2. How do classical H1 receptor antagonists interact with alcohol in terms of sedation
effects?
They completely negate the sedative effects of alcohol.
They have no significant interaction with alcohol.
They enhance the sedative effects of alcohol.
They reduce the absorption of alcohol in the body.
3. Which is a factor that contributes to the medication errors by healthcare providers?
Administering the wrong dose
Recording the daily weight of a patient
Reviewing of renal or hepatic function labs
Performing a system check between the nurse and the pharmacist
4. What percentage of adverse drug events is considered to be preventable?
1%
22%
40%
83%
,5. What is the difference between a full agonist and a partial agonist ?
intrinsic activity
receptor density
receptor location
they are the same
6. How can a side effect be differentiated from an adverse drug reaction (ADR) in
pharmacological terms?
A side effect is always harmful, while an ADR is not.
A side effect is a predictable response to a drug, whereas an ADR is an
unexpected and harmful reaction.
A side effect occurs only at high doses, while an ADR can occur at any dose.
A side effect is a result of drug interactions, while an ADR is solely due to the
drug itself.
7. Which of the following best describes the primary mechanism of action of ketamine in
its therapeutic applications?
Inhibition of serotonin reuptake
Antagonism of NMDA receptors
Activation of GABA receptors
Inhibition of cyclooxygenase enzymes
8. What is the primary use of HMG-CoA reductase inhibitors such as atorvastatin
(Lipitor)?
Reduce blood pressure
Lower blood sugar levels
Reduce serum lipid levels
Increase blood clotting
, 9. What is the primary purpose of conducting medication reconciliation during patient
care?
To ensure that patients receive the maximum dosage of their medications
To verify that the patient is taking the correct medications and dosages to
prevent errors
To eliminate the need for follow-up appointments regarding medication
management
To encourage patients to switch to over-the-counter medications
10. A neurologist prescribed memantine (an NMDA receptor antagonist) to one of his
elderly patients with Alzheimer's disease. What is the rationale for using memantine
for the treatment of Alzheimer's disease?
It prevents the release of glutamate from nerve terminals in the brain and
reduces excitation of neurons.
It accelerates the reuptake of glutamate into the glia and reduces the
excitation of neurons.
It mitigates the excitotoxic effects of glutamate and reduces the loss of
neurons in this disease.
It reduces the synthesis of glutamate in the nerve terminal by inhibiting
glutaminase enzyme.
It blocks the neuronal uptake of glutamine, which is the precursor for
synthesis of glutamate.
11. Which of the following best describes the primary therapeutic applications of
synthetic glucocorticoids in clinical practice?
Pain relief in acute injuries
Treatment of bacterial infections
Anti-inflammatory and immunosuppressive therapy
Management of chronic pain syndromes