True Qi takes the form of which of the following?

True Qi, also known as the vital energy or life force in Traditional Chinese Medicine, primarily manifests through different types of Qi that support bodily functions and protect the body. The correct answer indicates that True Qi takes the form of Nutritive Qi (ying qi) and Defensive Qi (wei qi).

Nutritive Qi is directly related to the energy derived from food, nourishing the body and supporting physiological processes, while Defensive Qi plays a crucial role in protecting the body from external pathogens and regulating immune functions. Together, they represent the two vital aspects of True Qi, addressing internal nourishment and external defense.

In contrast, the other options describe energies and substances important in Traditional Chinese Medicine but do not specifically define True Qi. Original Qi focuses more on the hereditary aspect of Qi and the innate energy present from birth, while Essence refers to a more foundational substance that supports growth and development. Food Qi and Air Qi represent external sources from which the body generates energy but do not encompass the full concept of True Qi. Thus, the relationship between Nutritive Qi and Defensive Qi as forms of True Qi is most accurate, reflecting their fundamental roles in sustaining life and health.