Physiology Which of the follow ing Physiological Function is mediated by Acetylcholine through Nicotinic receptors? A Inhibition of heart rate B Secretion of saliva C Contraction of pupils D Contraction of skeletal muscle 💡 Explanation Which of the follow ing Physiological Function is mediated by Acetylcholine through Nicotinic receptors? ✓ Correct Answer: D. Contraction of skeletal muscle