The most fundamental qi of human body is （ ）。 A: Primordial qi B: Pectoral qi C: Nutritive qi D: Defensive qi

49.The most fundamental qi of human body is ( ) A: Primordial qi B: Pectoral qi C: Nutritive qi D: Defensive qi

Which flow all over the body , and outside the blood vessels? A: primordial qi B: defensive qi C: nutritive qi D: pectoral qi E: vital qi