Eli is studying alone in his room late at night when he hear…

Eli is studying alone in his room late at night when he hears a loud noise downstairs. His heartbeat increases significantly and his breathing becomes shallow. He wonders if a burglar has entered the house and decides to investigate. When he gets downstairs, he discovers his cat has knocked over a plant stand. His body begins to relax and return to normal. Which part of his nervous system was responsible for putting Eli’s body on “high alert” when he did not know the source of the sound?

Alice has been diagnosed with spinocerebellar degeneration….

Alice has been diagnosed with spinocerebellar degeneration. The first stage of the disease involves tremors and unsteady gate. In the later stages, she will be unable to stand or walk and will be uncoordinated in her movements. This disease affects the part of the brain called the __________.