Do you wear a helmet when you ride your bike or roller blade? Then you already
know that a helmet is a good way to avoid hurting your head. Head injuries are
a kind of trauma, which is a medical term for any major injury to the body
resulting from accident or violence.
Imagine that you are working alongside a neurologist who has been called to the
emergency room, and the following patients with head injuries come through the
door. The doctor will make the final diagnosis, but he wants your input based
on what you've just learned about the brain. So read each case and decide which
part of the brain may have been injured.
Julie arrives by ambulance after being in a car accident. She's complaining
that she can't feel anything in her lower body. What part of the body may Julie
Patient #3 Nathan hurt his head while falling off his bike a few days ago. He was wearing
a helmet, but didn't have it on properly (it wasn't covering his forehead). His
parents tell you he "just doesn't seem to be the Nathan we know." "He's been
shy and quiet since the accident—before he was bubbly and outgoing." What part
of the brain may Nathan have injured?