Page 304 - Clinical Application of Mechanical Ventilation

270 Chapter 9

20. Which of the following statements is not true regarding transcutaneous oxygen and carbon dioxide
monitors?
A. Site changes are required every 3 to 4 hours.
B. Long equilibration time for calibration.
C. Accurate PO and PCO measurements.
2
2
D. More accurate in neonatal use.
21. In order to ensure adequate blood flow to the brain, the cerebral perfusion pressure (CPP) should be
maintained between:

A. 0 and 20 mm Hg. C. 70 and 80 mm Hg.
B. 30 and 50 mm Hg. D. 100 and 120 mm Hg.

Answers to Self-Assessment Questions

1. D. 7. D. 13. A. 19. B.
2. B. 8. A. 14. B. 20. C.

3. D. 9. C. 15. B. 21. C.
4. C. 10. B. 16. C.

5. D. 11. D. 17. A.
6. B. 12. A. 18. C.

References

Abbott, M. A. (1986). Monitoring oxygen saturation levels in the early recovery phase of general anesthesia. In
T. P. Payne & J. W. Severinghaus (Eds.), Pulse oximetry (pp. 165–172). Dorchester, England: Springer-Verlag.
Adams, A. P., & Hahn, C. E. W. (1982). Principles and practice of blood gas analysis. Edinburgh, Scotland:
Churchill Livingstone.
Bouma, G. J., & Muizelaar, J. P. (1990). Relationship between cardiac output and cerebral blood flow in patients
with intact and with impaired autoregulation. Journal of Neurosurgery, 73, 368–374.
Bouma, G. J., Muizelaar, J. P., Bandoh, K. & Marmarou, A. (1992). Blood pressure and intracranial pressure-
volume dynamics in severe head injury: Relationship with cerebral blood flow. Journal of Neurosurgery, 77, 15–19.

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