Read the passage.
excerpt from "Healing a Wounded Heart: Daniel Hale Williams" by William Orem
He found and repaired a torn blood vessel. He stitched up the pericardium, a fluid-filled bag that surrounds the heart. He carefully cleaned the wound and the chest cavity, to make sure that no infection set in.
Question
It could be inferred that the word cavity in the paragraph means "rotten part."
Select the word and phrase from the drop-down menus to correctly complete the sentence.
as best verified by the context clue
Choose...
from the paragraph.