Exam 2: The Biological Basis of Behavior

Which of the following neurotransmitters is known for its role in schizophrenia and Parkinson's disease?

Which of the following neurotransmitters is most like a "master key" that opens many locks and attaches to as many as a dozen receptor sites?

Susan has a degenerative disease that causes her to lose her balance easily and to move in a jerky and uncoordinated way. She cannot drink from a glass without spilling it or touch her toes without falling over. This disease is probably affecting her ________.

The length of an axon can range from 1 or 2 millimeters all the way up to up to ________ feet.

Depression is linked to an ________.

Endorphins appear to increase sensitivity to pain.

A neuron is likely to fire ________ when stimulated by a strong signal.

The network of neurons in the hindbrain, midbrain, and part of the forebrain whose primary function is to alert and arouse the higher parts of the brain is the ________.

The short fibers that extend from the cell body, allowing it to receive messages from other neurons are ________.

The fact that language is usually related most closely to the left hemisphere explains why ________.