Answer to Question 1
Answer: 3
1. A penetrating brain injury would involve a break in the skull.
2. A concussion is characterized by a loss of consciousness lasting less than 5 minutes with dizziness and confusion.
3. A contusion is a bruise that involves an extended loss of consciousness with possible combative behavior.
4. Intracerebral hematoma involves decreasing level of consciousness, pupil changes, and motor deficits.
Answer to Question 2
Answer: 3
1. Fluids are held for 4 hours prior to the test.
2. Sedatives are not given.
3. A radioisotope is given via an intravenous line at the time of the test.
4. Contrast media is not used for this test.