Socchvāsā (deep nose movement) should be employed during the perception of a pleasant fragrance or deep breathing. Vikūṇitā (wrinkled nose movement) should be used in situations of disgust, envy, and similar emotions.
कार्या शेषु भावेषु तज्ञैः स्वाभाविका तथा । क्षामं फुल्लं च घूर्णं च कम्पितं कुञ्चितं समम् ॥ १३७॥
In the remaining emotional states, the natural (svābhāvikā) type should be employed by the experts, along with the depressed (kṣāma), blown (phulla), full (pūrṇa), trembling (kampita), contracted (kuñcita), and natural (sama) types.
The cheeks are described as being of six types, and their characteristics are stated as follows: The depressed (kṣāma) type is to be understood as sunken, while the blown (phulla) type is considered as expanded.
The expanded (ghūrṇa) type is described as spread out, while the trembling (kampita) type is characterized by throbbing. The contracted (kuñcita) type is narrowed, and the natural (sama) type is described as being in its natural state.