Physiology When NaCl is injected in the internal carotid artery, it causes release of ADH by acting on? A Paramedian nucleus B Anterior pituitary C Paraoptic nucleus D Supraoptic nucleus 💡 Explanation When NaCl is injected in the internal carotid artery, it causes release of ADH by acting on? ✓ Correct Answer: D. Supraoptic nucleus