Verified Questions & Answers with Rationales (2026 Latest Update)
Questions 1–250
1. A patient reports burning, shooting pain in the lower extremities
with allodynia following chemotherapy. Which type of pain is most
likely?
A) Nociceptive somatic pain
B) Nociceptive visceral pain
C) Neuropathic pain
D) Idiopathic pain
Answer C: Neuropathic pain
,Rationale: Burning, shooting pain with allodynia following
chemotherapy is characteristic of neuropathic pain due to nerve
injury.
2. Which pain assessment tool is MOST appropriate for a nonverbal
adult with advanced dementia?
A) Numeric Rating Scale (NRS)
B) Visual Analog Scale (VAS)
C) PAINAD scale
D) Wong-Baker FACES
Answer C: PAINAD scale
Rationale: PAINAD evaluates breathing, vocalization, facial
expression, body language, and consolability — designed for
nonverbal adults with dementia.
3. A patient with cancer pain reports baseline pain of 4/10
controlled by long-acting morphine, but episodes of 8/10 pain occur
3-4 times daily lasting 30 minutes. This pattern is BEST described as:
A) Persistent uncontrolled pain
,B) Breakthrough pain
C) End-of-dose failure
D) Opioid-induced hyperalgesia
Answer B: Breakthrough pain
Rationale: Breakthrough pain is a transient flare superimposed on
controlled baseline pain, distinguishing it from end-of-dose failure.
4. Which physiologic process amplifies pain signals through
repeated stimulation of dorsal horn neurons?
A) Transduction
B) Transmission
C) Modulation
D) Central sensitization
Answer D: Central sensitization
Rationale: Central sensitization is a maladaptive process in which
repeated nociceptive input increases dorsal horn neuron excitability,
contributing to chronic pain.
, 5. A patient describes abdominal pain as "cramping and squeezing"
that is poorly localized. This description is MOST consistent with:
A) Somatic pain
B) Visceral pain
C) Neuropathic pain
D) Psychogenic pain
Answer B: Visceral pain
Rationale: Visceral pain originates from internal organs and is
typically described as poorly localized, deep, cramping, or squeezing.
6. A patient is prescribed methadone for chronic pain. The nurse
should prioritize education regarding which serious adverse effect?
A) Constipation
B) Sedation
C) QT prolongation
D) Pruritus
Answer C: QT prolongation
Rationale: Methadone can cause QT prolongation and torsades de
pointes; ECG monitoring is recommended.