答え: B · Loosen the restraint and assess the circulation
これが答えになる理由
Pale, cool fingers with tingling suggest that the restraint is too tight and blood flow is reduced. The nurse releases it at once, assesses the hand and reviews whether the restraint is still needed.
答え
B · Loosen the restraint and assess the circulation
15.感染管理と患者の安全
答え: D · It can burn through the lining of the esophagus within hours
これが答えになる理由
A button battery lodged in the esophagus can cause severe chemical burns within a few hours, so the child needs emergency assessment and often removal. It should never be treated as harmless.
答え
D · It can burn through the lining of the esophagus within hours
16.感染管理と患者の安全
答え: A · Red (immediate)
これが答えになる理由
In START, a non-walking casualty who is breathing more than 30 times a minute is tagged red, immediate. Fast breathing suggests a serious problem that needs urgent treatment.
答え
A · Red (immediate)
17.検査値と電解質
答え: B · Vitamin B12
これが答えになる理由
B12 and folate deficiencies both cause macrocytic anemia, but B12 deficiency also damages the spinal cord and peripheral nerves, causing numbness, tingling and poor balance. Neurological damage can become permanent if treatment is delayed.確認に用いた資料:Vitamin B12 deficiency anemia - Medical Encyclopedia · MedlinePlus (NIH) (2026); Vitamin B12 level - Medical Encyclopedia · MedlinePlus (NIH) (2026)