Beta-blockers will decrease heart rate but fortunately are unlikely to bring an otherwise healthy toddler's heart rate below its intrinsic rate. Of greater concern are the development of hypoglycemia due to blockage of glycogenolysis and depression in mental status in the more lipid soluble agents that cross the blood-brain barrier.
Others also include bones that can be seen in the frontal aspect of the skull such as the frontal bone. Note VAIN MM PLZ so you don’t miss out any of the facial bones. For more nursing mnemonics, visit: http://nurseslabs.com/anatomy-and-physiology-nursing-mnemonics-tips/