The vagus nerve and the heart. Fibres of the vagus nerve (right/bottom of image) innervate the sinoatrial node tissue (central and left of. image). H&E stain. Parasympathetic innervation of the heart is mediated by the vagus. nerve. Specifically, the vagus nerve acts to lower the heart rate.
1 An 8-pound newborn drinks about 2 ounces at a time, roughly 10 times a day. 2  A 14-pound 4-month-old drinks 4 to 5 ounces at a time about six to eight times a day.  A 16-pound 6-month-old drinks 5 to 6 ounces at a time, roughly five times a day, in addition to eating some baby food.
* To estimate by weight: An average baby should consume 2-3 ounces of formula per day for every pound of his or her body weight, up to a maximum of 32 ounces. So a newborn who weighs 7 lbs will require between 14-21 ounces per day, while a four-month-old who weighs 14 lbs will require between 28-32 ounces. 3 weeks to 3 months. 3-4 oz., every 2-4 hours; about 6-8 times a day (24-32 oz.) 3 to 6 months (14 lbs) 4-6 oz., every 3-4 hours; about 6 times a day (24-32 oz.) Now that theyâre ...