Fullmetal Alchemist- Alphonse Elric Always human?

Alphonse Elric has a nightmare before his mothers death of being trapped a place and discovers that is his true fear. But after the failed human transmutation that bound his soul into an unfeeling, hollow body. As Alphonse is trapped in the suit of amour he wonders if he should see it as his life support or the metal prison he was caged in. Also if he is still human or not...