When ________ evil invades the exterior, the patient may complain of physical fatigue, heavy head , cumbersome limbs.
A. wind
B. dryness
C. dampness
D. fire
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________ refers to generalized impairment of the smooth flow of blood, local stagnation of blood in the vessels, or local accumulation of extravasated blood.
A. Blood formation
Blood stasis
C. Qi stagnation
D. Blood flow
Fire is characterized by fluctuating generalized fever; fatigued limbs; loss of appetite; oppression in the chest; nausea and vomiting; abnormal stool; short voidings of reddish urine; soggy pulse; and thick, slimy tongue fur.
Dryness as an evil has characteristics of environmental phenomenon of dryness. Dryness that invades the body from the outside is known as external dryness, and normally occurs in dry regions or in dry weather.
______ include dietary irregularities, sexual intemperance and taxation fatigue, external injuries, parasites, and others.