NUR 3280 EXAM 3 REVIEW
QUESTIONS AND CORRECT
ANSWERS LATEST UPDATE
2026/2027 GRADED A+ .
, 1. The brain needs which of the two to survive?: Oxygen & Glucose
2. is a secondary injury to ischemia that can result in free radicals, inflammation and
more ischemia.: Reperfusion injury
3. What neurotransmitter is responsible for most brain function and results in an influx of calcium?: Glutamate
4. often kills cells ✔✔ CORRECT ANSWER Free radicals
5. Ischemia causes what to occur in the brain within minutes ✔✔ CORRECT ANSWER Necrosis
6. The patient presents with headache, nausea, vomiting, blurry vision, and altered LOC the nurse would
suspect ✔✔ CORRECT ANSWER increased ICP.
7. Reperfusion injuries result when oxygen returns to a new area of necrosis and binds to other stuff, making
free radicals ✔✔ CORRECT ANSWER True
8. Which of the following is NOT a concern with reperufsion injury?: Increased ICP
9. describes a phenomenon where when one intracranial component changes the
others compensate?: Monro-Kellie doctorine
10. What is the final stage of increased ICP ✔✔ CORRECT ANSWER Brain compression/herniation
11. What increases the risk of midline shift with increased ICP ✔✔ CORRECT ANSWER Unilateral swelling
12. What type of TBI happens when the brain shifts duiring acceleration-decel-eration movement ✔✔ CORRECT
ANSWER Polar injury (coup-contracoup)
13. Shaken baby syndrome is an example of TBIs ✔✔ CORRECT ANSWER Dittuse injuries
14. Severing of can result in an irreversible comatose state ✔✔ CORRECT ANSWER
Axon
15. hematoma happens between the skull and the dura ✔✔ CORRECT ANSWER Epidural
16. Ischemic stroke happens from occlusion by thrombus or embolism ✔✔ CORRECT ANSWER True
17. The area of brain surrounding the ischemia that urgently needs to be treated to be spared is the ✔
✔ CORRECT ANSWER Pneumbra
18. aphasia happens from damage to Broca's area ✔✔ CORRECT ANSWER Expressive
19. occurs because of a lack of a capillary bed ✔✔ CORRECT ANSWER AVM
20. After how many minutes does a seizure become a medical emergency ✔✔ CORRECT ANSWER 5
QUESTIONS AND CORRECT
ANSWERS LATEST UPDATE
2026/2027 GRADED A+ .
, 1. The brain needs which of the two to survive?: Oxygen & Glucose
2. is a secondary injury to ischemia that can result in free radicals, inflammation and
more ischemia.: Reperfusion injury
3. What neurotransmitter is responsible for most brain function and results in an influx of calcium?: Glutamate
4. often kills cells ✔✔ CORRECT ANSWER Free radicals
5. Ischemia causes what to occur in the brain within minutes ✔✔ CORRECT ANSWER Necrosis
6. The patient presents with headache, nausea, vomiting, blurry vision, and altered LOC the nurse would
suspect ✔✔ CORRECT ANSWER increased ICP.
7. Reperfusion injuries result when oxygen returns to a new area of necrosis and binds to other stuff, making
free radicals ✔✔ CORRECT ANSWER True
8. Which of the following is NOT a concern with reperufsion injury?: Increased ICP
9. describes a phenomenon where when one intracranial component changes the
others compensate?: Monro-Kellie doctorine
10. What is the final stage of increased ICP ✔✔ CORRECT ANSWER Brain compression/herniation
11. What increases the risk of midline shift with increased ICP ✔✔ CORRECT ANSWER Unilateral swelling
12. What type of TBI happens when the brain shifts duiring acceleration-decel-eration movement ✔✔ CORRECT
ANSWER Polar injury (coup-contracoup)
13. Shaken baby syndrome is an example of TBIs ✔✔ CORRECT ANSWER Dittuse injuries
14. Severing of can result in an irreversible comatose state ✔✔ CORRECT ANSWER
Axon
15. hematoma happens between the skull and the dura ✔✔ CORRECT ANSWER Epidural
16. Ischemic stroke happens from occlusion by thrombus or embolism ✔✔ CORRECT ANSWER True
17. The area of brain surrounding the ischemia that urgently needs to be treated to be spared is the ✔
✔ CORRECT ANSWER Pneumbra
18. aphasia happens from damage to Broca's area ✔✔ CORRECT ANSWER Expressive
19. occurs because of a lack of a capillary bed ✔✔ CORRECT ANSWER AVM
20. After how many minutes does a seizure become a medical emergency ✔✔ CORRECT ANSWER 5
