The division of the brain that surrounds the cerebral aqueduct is the:

Sheldon Cohen and his colleagues have studied the relationship of stress levels and susceptibility to colds. He has agreed to address a meeting of psychologists on the topic. When he is asked for a title for his presentation,

which of the following would be a good choice? a) "Stress Levels and Colds: Time to Dispel This Myth" b) "The Real Nature of the Relationship: Colds Cause Stress" c) "Attack of the Killer Hormones: High Stress Levels Kill Viruses" d) "Chances of Catching a Cold: Stress Levels Make a Difference"

Candice likes horror movies. When she is sitting in the theater watching the latest fear flick, her __________ is activated because it is the part of the brain responsible for processing her reaction to fear

a. frontal lobe b. amygdala c. hippocampus d. brain stem