The __________ is composed of the axon terminal, the synaptic space, and the dendrite of the next neuron.

____________ is the chemical substance which is involved in the reduction of pain.

The occipital lobe receives and interprets ___________ information.

The main function of the __________ is to alert and arouse the higher parts of the brain.

The ___________ regulates stress responses and is involved with emotional behavior.

_____________ studies are used to examine the relative influence on behavior of heredity and the environment.

Behavior genetics is most concerned with _____________.

_____________ is the name of the process where several genes work together to determine a characteristic.

____________ is a test on a fetus to determine if there are any genetic abnormalities.

Imbalances in the neurotransmitter ____________ have been implicated in schizophrenia.