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Physiological Adaptation

Signs of low blood sugar (select all that apply)

Original RemoteNurse question · Last reviewed 2026-10-14

Question

A client with type 1 diabetes has a fingerstick glucose of 58 mg/dL before lunch. Which findings fit low blood sugar? Select all that apply.

  1. AShaking
  2. BSweating
  3. CFast heartbeat
  4. DFruity-smelling breath
  5. EUrinating much more than usual
Show the answer and rationale

Correct answers: A, B, C

  1. A. Correct. CDC lists shaking among the common symptoms of low blood sugar, which it defines as below 70 mg/dL.

  2. B. Correct. Sweating is another common symptom on CDC's list.

  3. C. Correct. A fast heartbeat is on CDC's list of common symptoms too.

  4. D. Incorrect. Fruity-smelling breath is a sign of diabetic ketoacidosis (DKA), which comes with high blood sugar, not low.

  5. E. Incorrect. CDC lists urinating a lot more than usual as an early symptom of DKA, a high blood sugar emergency.

Sources: CDC: Low Blood Sugar (Hypoglycemia); CDC: Diabetic Ketoacidosis

Practice only. These questions are written by RemoteNurse and are not taken from the NCLEX or any other question bank. RemoteNurse is not affiliated with or endorsed by NCSBN, and practice here does not predict an exam result. Each rationale links the source it rests on.

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