KROK 1 2015 – Question 12 · KROK (Medicine) · Physiology
Poisoning caused by botulinum toxin that prevents calcium ions from entering axone nerve endings of motoneurons is life-threatening because it can lead to:
- A. Cardiac arrest
- B. Diarrhea
- C. Respiratory arrest
- D. Vomiting
- E. Vasotonic disorder
Hint
Consider what the toxin does to transmission at the neuromuscular junction and which skeletal muscles are needed to keep a patient alive.
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