extensor
🇺🇸
/ɪkˈstensər/
🇬🇧
/ɪkˈstensə(r)/
A muscle that helps straighten or extend a part of the body.
The doctor examined the patient's extensor muscles to check their range of motion.
의사는 환자의 확장 근육을 검사하여 움직임 범위를 확인했습니다.