Anaesthesia All of the following are cardiac effects of succinylcholine when administered in a 12 year old child, EXCEPT: A Stimulates nicotinic cholinergic receptors at the neuromuscular junction B Second dose will cause profound tachycardia C Stimulates all ACh receptors D Higher doses increase hea rate and contractility of the hea 💡 Explanation All of the following are cardiac effects of succinylcholine when administered in a 12 year old child, EXCEPT: ✓ Correct Answer: B. Second dose will cause profound tachycardia