Book contents
- A Practical Guide to Portable Pupillometry
- Reviews
- A Practical Guide to Portable Pupillometry
- Copyright page
- About the Author
- Contents
- Preface
- Acknowledgements
- Glossary
- Introduction
- Chapter 1 Early History of the Pupil
- Chapter 2 Anatomy of the Pupil
- Chapter 3 Physiology of the Pupil
- Chapter 4 Pharmacology of the Pupil
- Chapter 5 Unusual Pupillary Syndromes
- Chapter 6 Measurement of the Pupil
- Chapter 7 Pupil Size
- Chapter 8 Pupillary Light Reflex
- Chapter 9 Pupillary Reflex Dilation
- Chapter 10 Measuring Inhibition at the EW Nucleus
- Chapter 11 Traumatic Brain Injury, Cardiac Arrest, Intensive Care
- Chapter 12 Opioid Effect and Acute Pain
- Chapter 13 Anisocoria
- Chapter 14 Case Reports
- Conclusion
- References
- Index
Chapter 10 - Measuring Inhibition at the EW Nucleus
Published online by Cambridge University Press: 14 November 2024
- A Practical Guide to Portable Pupillometry
- Reviews
- A Practical Guide to Portable Pupillometry
- Copyright page
- About the Author
- Contents
- Preface
- Acknowledgements
- Glossary
- Introduction
- Chapter 1 Early History of the Pupil
- Chapter 2 Anatomy of the Pupil
- Chapter 3 Physiology of the Pupil
- Chapter 4 Pharmacology of the Pupil
- Chapter 5 Unusual Pupillary Syndromes
- Chapter 6 Measurement of the Pupil
- Chapter 7 Pupil Size
- Chapter 8 Pupillary Light Reflex
- Chapter 9 Pupillary Reflex Dilation
- Chapter 10 Measuring Inhibition at the EW Nucleus
- Chapter 11 Traumatic Brain Injury, Cardiac Arrest, Intensive Care
- Chapter 12 Opioid Effect and Acute Pain
- Chapter 13 Anisocoria
- Chapter 14 Case Reports
- Conclusion
- References
- Index
Summary
The brain stem center that controls the pupillary light reflex is activated by light. This center is called the Edinger-Westphal (EW) nucleus, and it has excitatory synaptic input from the pretectal nucleus. The EW nucleus also receives inhibitory input that depresses activity in those neurons and dilates the pupil. The inhibitory influences projecting to the EW nucleus are discussed in this chapter
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- A Practical Guide to Portable Pupillometry , pp. 77 - 92Publisher: Cambridge University PressPrint publication year: 2024