Isn't the whole point to them, the fact that they can make thought out decisions. Lama Su and Taun We even make mention that they can think for themselves, but have been gentically engineered to obey commands.
And the are real people, and were given commands to follow. Most people, and especially Jedi, are not going to treat any living lifeform like they are inhuman. And of course they would react to stuff, they are humanoid, they react to their surroundings.
MTFBWY and HH!!
Jar Jar Binks