Depending on your school, you may also study the Sociology of the Family, Philosophy and/or Ethics. You'll also be required to take a couple composition courses and some basic math in your first years of nursing school.
Broccoli, cauliflower and Brussels sprouts are all rich in choline, an essential nutrient for memory and brain health. Choline is a precursor to the neurotransmitter acetylcholine, which contributes to healthy and efficient brain processes.
Magnesium is probably the most important nutrient for that energy powerhouse, the human heart; it helps the heart muscle itself function better. Magnesium also helps protect blood vessels, which is where most of what we call heart disease actually happens.