should i take nursing as my primary course in college next year?

im a senior in hs in NY Brooklyn and i want to take nursing in college. I just want to and im planning to go for nursing in the Philippines. [ because college in there are cheap]. but I DONT know anything about nursing.
Now if i want to go for college for nursing in the Philippines, I have to take a entrance exam in April [ summer vac in april in the Philippines]..
How can I prepared myself for this exam and alos for nursing.
ALSO
Do i still have to take SAT test ??

PLease serious answers or be ready to be reported

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