Quick Answer. The function of motor neurons is to release the neurotransmitter acetylcholine, which are released at a junction known as the neuromuscular junction, that bind to postsynaptic receptors, causing the muscle fiber to respond and result into a muscle movement.
The critical element that culturally sets humans apart from other species is the functional superiority of the human brain. That existing human culture has three axial components, namely politics, religion, and technology, which influence the affairs of mankind, must be obvious to all with a passing interest in human behaviour.
Humans are animals so nothing sets us apart from animals. Being self aware of ourselves,other people and animals and the ability to use the environment to our best advantage.This is usually bad for the environment but were learning to recycle and slow down these effects. Matthew J Bell.