Biological Bases of Behavior Discovering Psych Video: 3 The Behaving Brain -neurotransmitters The Responsive Brain –second night if necessary You the Owners Manual –video Bring: Buzzer, stop watch, pens and cardboard, newspaper, possible stress balls, labels, tape Copy: Worksheet “ Disorders associated with having too much or too little neurotransmitter” + Power Point, Glossary and Chapter study guide
Reflexes enable us to remove ourselves immediately from danger by avoiding the time it would take for a message to go to and from the brain. In this example, the interneuron in the spinal column intercepts the "extreme heat” message from the sensory neuron and directs the motor neurons to contract the hand muscles, thereby pulling the hand away from the burner.
A neural impulse flows from the axon of a neuron to the axon's terminal buttons, instigating the release of neurotransmitter substances which bind to specific receptor sites that provide a fit to them.
The relationship is like that of a key opening only a special kind of lock.