The word part that means "rupture" is B. -rrhexis.
Here's why:
1. The word part -rrhexis is commonly used in medical terminology to indicate "rupture" or "bursting." For example, "arthrorrhexis" refers to the rupture of a joint.
2. In contrast, the other options have different meanings:
- A. -cele refers to a swelling or hernia.
- C. -rrhaphy refers to surgical suturing or stitching.
- D. -plegia refers to paralysis or stroke.