Describe the physiology of syncope
What will be an ideal response?
The physiological basis of syncope is as follows:
1. The body experiences stress
2. The vascular bed dilates
3. Large amounts of blood are pumped to the muscles of the arms and legs
4. Extra blood is not adequately recirculated because patient remains stationary in dental chair
5. Blood pools in the arms and legs
6. The blood supply to the heart is deficient
7. The brain experiences deficiency in oxygenated blood
8. A state of unconsciousness occurs
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