What metaphors are used in The Diary of Frida Kahlo: An Intimate Self-portrait by Frida Kahlo?

In regard to the image is labeled "Still Life," Lowe explains that this type of painting is translated in Spanish as "naturaleza muerta" or literally "dead nature." Two vessels are shown, and one has a human face on it. A disembodied hand hanging by the vessels "is a striking metaphor for Kahlo's increasing weakness and inability to function".