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Example of Homeostasis Video
ACLS Certification Association videos have been peer-reviewed for medical accuracy by the ACA medical review board.
Video at a Glance
- The body uses homeostasis to regulate blood pressure.
- The vasomotor center of the brain stem chooses a set point for systolic blood pressure.
- During exertion and relative dehydration, the body detects a change in systolic blood pressure.
- Sensors in the carotid bodies send a message to the brain that the pressure has dropped, and the brain reacts via the sympathetic nervous system to stimulate a corrective mechanism and increases vascular tone and heart rate.
- The corrective mechanism returns the blood pressure to the set point.
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