a narrow opening produced by cleavage or separation of parts. 2. cleavage (def 1). 3. Anatomy. a natural division or groove in an organ, as in the brain. verb (used with object), fissured, fissuring. 4. to make fissures in; cleave; split.
A diet rich in potassium helps to counterbalance some of sodium's harmful effects on blood pressure. Foods that are good sources of potassium are listed in the Food Sources of Potassium table on the next page.
This is interesting, since the same amount of banana has just one milligram of sodium. The vitamin B6 (pyridoxine) in bananas provides around 28% of what is needed daily to help prevent anemia and coronary artery disease. And thatâs just part of it. Fiber in abundance helps keep your digestive system regulated.