Neuron to Neuron. Each nerve cell in the brain sends and receives messages in the form of electrical and chemical signals. Once a cell receives and processes a message, it sends it on to other neurons. Neurotransmitters - The Brain's Chemical Messengers.
The recommended potassium intake for adults is 4,700 milligrams a day. Fruits and vegetables provide the most significant sources of potassium, particularly potatoes, squash, green leafy vegetables, legumes, bananas, citrus and dried fruits.Whole-grain breads and cereals, meats, milk, nuts and seeds are also rich in potassium.otassium is a mineral and electrolyte that plays a significant role in metabolism, water, and chemical balance in the body.
Potassium-rich foods include: 1  Sweet potatoes. 2  Potatoes. 3  Greens. 4  Spinach. 5  Mushrooms. 6  Lima beans. 7  Peas. 8  Bananas. 9  Tomatoes, tomato juice and tomato sauce (look for low-sodium versions). 10  Oranges and orange juice. 11  Cantaloupe and honeydew melon. 12  Grapefruit and grapefruit juice (talk to your healthcare provider if you're taking a cholesterol-lowering ....