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cns injuries
BIOL 2010: Anatomy and Physiology I
CNS Injury: Brain vs Spinal Cord

Directions: Read the case study below and complete the questions at the end. You will form small groups in class to collaborate and produce your final answer.

< hr noshade="noshade" />Brain vs. Spinal Cord: A Directed Case Study in CNS Injury
(modified from a case study by Patrick Field, Kean University and Tom Cappaert, Central Michigan University)

Dr. Green and Dr. Carter were nearing the end of the first year of their medical residency in the emergency department of County General Hospital. It had been a long year and a long week. They had been on duty for the last 12 hours and things were not slowing down.
"What are you plans for the weekend, Ken? " Dr. Green asked.
"Sleep, what else? " Dr. Carter replied.
"I hope things slow down a bit," Dr. Green said to himself.
Suddenly, a call came over the radio. Paramedics were bringing in a young man with injuries sustained in a diving accident. A minute later, the doors to the department burst open and the paramedics wheeled in a young man.
"What gives?" Dr. Green asked.
The senior paramedic, Jim Roberts, reported that the patient was swimming at the local quarry and did a forward flip into the water, striking some submerged rocks.
"Which part of his body struck the rocks?" asked Dr. Carter.
"He was in a hyperflexed‑tucked‑position when he hit the rocks, lacerating the right side of his head and neck and upper back. The patient indicated he had severe pain upon impact and loss of sensation and movement in his arm and leg. He may have lost consciousness, but he's not sure. He also complains of a severe headache, dizziness, and nausea. When we arrived at the scene we immobilized, stabilized and transported him immediately," Jim explained.
Looking at the patient, Jim continued. "His name is Steve Cambell, and he's 22 years of age. His vital signs include slightly lowered blood pressure (100/70), heart rate of 75 beats per

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