Homeostasis 1, Physiological Principles

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Homeostasis

Introduction

Homeo - same
Stasis -- standing still
Dynamic equilibrium

Disruptors
Detectors
Control system
Effectors

Body made of billions of cells
All dependent on on-going complex biochemistry
Depends on a finely tuned environment

Constant energy production, nutrients, vitamins, amino acids, glucose, oxygen

New nutrients supplies, just right amounts.
Removal of waste products or cells will die.
Selective removal of many components.
Examples
Fluid and electrolytes
Body temperature
Blood pressure
Blood oxygenation
Red cell volumes
Endocrine hormone regulation
Blood sugar, blood nutrients
Toxin elimination

Видео Homeostasis 1, Physiological Principles канала Dr. John Campbell