Which of the following statements is NOT true?
1) The vehicle that joins word elements together to create medical terms is the combining vowel.
2) In the term gastroenterology, there are two combining vowels.
3) The vowel "o" is a combining vowel in the combining form gynec/o.
4) In a medical term, the suffix is found at the beginning of the word.
5) Adding a different suffix to the same root enables you to build a whole new set of words.