Question: what are the mbti functions?
Answer: Extroverted Sensing (Se) ... 
Introverted Sensing (Si) ... 
Extroverted Thinking (Te) ... 
Introverted Thinking (Ti) ... 
Extroverted Intuition (Ne) ... 
Introverted Intuition (Ni) ... 
Extroverted Feeling (Fe) ... 
Introverted Feeling (Fi)