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2026-VERSION CNS Depressants Practice Exam (Benzodiazepines & Opioids) WITH QUALITY QUESTIONS AND 100% CORRECT ANSWERS. 1. Which receptor do benzodiazepines primarily act on? A. NMDA B. GABA-A C. Dopamine D2 D. Serotonin 5-HT2 Answer: B Benz

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Institution NURSING,

Course NURSING,

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2026-VERSION CNS Depressants Practice Exam (Benzodiazepines & Opioids) WITH QUALITY QUESTIONS AND 100% CORRECT ANSWERS. 1. Which receptor do benzodiazepines primarily act on? A. NMDA B. GABA-A C. Dopamine D2 D. Serotonin 5-HT2 Answer: B Benzodiazepines enhance the effect of GABA at the GABA-A receptor, increasing chloride influx and causing CNS depression. 2. What is the main risk when combining opioids with benzodiazepines? A. Hypertension B. Respiratory depression C. Hyperactivity D. Seizures Answer: B Both drug classes depress the CNS, leading to additive respiratory suppression, which can be fatal. 3. Which drug is an opioid antagonist? A. Morphine B. Diazepam C. Naloxone D. Fentanyl Answer: C Naloxone reverses opioid effects by competitively binding opioid receptors

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2026-VERSION CNS
Depressants Practice
Exam (Benzodiazepines
& Opioids) WITH
QUALITY QUESTIONS
AND 100% CORRECT
ANSWERS.

1. Which receptor do benzodiazepines
primarily act on?
A. NMDA

,B. GABA-A
C. Dopamine D2
D. Serotonin 5-HT2
Answer: B
Benzodiazepines enhance the effect of
GABA at the GABA-A receptor, increasing
chloride influx and causing CNS
depression.

2. What is the main risk when
combining opioids with
benzodiazepines?
A. Hypertension
B. Respiratory depression
C. Hyperactivity
D. Seizures

,Answer: B
Both drug classes depress the CNS,
leading to additive respiratory
suppression, which can be fatal.

3. Which drug is an opioid antagonist?
A. Morphine
B. Diazepam
C. Naloxone
D. Fentanyl
Answer: C
Naloxone reverses opioid effects by
competitively binding opioid receptors.

, 4. Which benzodiazepine is commonly
used for status epilepticus?
A. Alprazolam
B. Lorazepam
C. Temazepam
D. Oxazepam
Answer: B
Lorazepam is preferred for acute seizure
control due to rapid onset and longer
CNS duration.

5. What is a common side effect of
opioids?
A. Diarrhea
B. Constipation
C. Hypertension

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Uploaded on: April 23, 2026
Number of pages: 192
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

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2026-VERSION CNS Depressants Practice Exam (Benzodiazepines & Opioids) WITH QUALITY QUESTIONS AND 100% CORRECT ANSWERS. 1. Which receptor do benzodiazepines primarily act on? A. NMDA B. GABA-A C. Dopamine D2 D. Serotonin 5-HT2 Answer: B Benz

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2026-VERSION CNS Depressants Practice Exam (Benzodiazepines & Opioids) WITH QUALITY QUESTIONS AND 100% CORRECT ANSWERS. 1. Which receptor do benzodiazepines primarily act on? A. NMDA B. GABA-A C. Dopamine D2 D. Serotonin 5-HT2 Answer: B Benz

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