What is etiology?
The study of the causes of disease
What are four categories of disease causing factors?
Pathogens that invade the body from outside (the environment)
External Factors
What are the six exterior pathogenic factors?
What are the six fundamentals of Six EPF’s?
What is the season of Wind?
Spring
When can wind easily invade the body?
After sweating or while sleeping
What is the primary EPF in causing disease?
Wind
Which EPF does cold, damp, dryness and heat depend on to invade the body?
Wind
What is the leading causative factor of the “hundred diseases?”
Wind
Is Wind a yin or yang EPF?
Yang
What movements characterize Wind?
upward and outward dispersion
This EPF blows in gusts and is characterized by rapid changes.
Wind
This EPF is characterized by constant movement.
Wind
What is the season of Cold?
Winter
Is Cold a yin or yang EPF?
Yin (and consumes Yang-Qi)
Which EPF causes contraction and stagnation?
Cold
What is the season of Damp?
Late-Summer
Which EPF is characterized by heaviness and turbidity?
Damp
This EPF is characterized by viscosity/”stickiness,” lingering and stagnation.
Damp
Is Damp a yin or yang EPF?
Yin (impairs yang and obstructs Qi circulation)
This EPF tends to descend and easily resides in yin areas of the body.
Damp
What is the season of Dryness?
Autumn
Which EPF causes drying and consumes body-fluids?
Dryness