Muscles can be torn (strained). Tendons (which attach muscle to bone) can be torn (ruptured).
[merckmanuals.com]
Which are the Deep Core Stability Muscles? Why are Sprains and Strains of the Low Back Common? Why are Your Deep Core Muscles Important? Why does Back Pain Recur?
[physioworks.com.au]
Treat all suspected skeletal injuries, including fractures (broken bones), strains (stretched or torn muscles), sprains (stretched or torn ligaments), and dislocations (joints
[humankinetics.com]