ðə fˈoːɹθ mˈʌsəl ʌvðə ɹoʊtˈeɪɾɚ kˈʌf sʌbskˈæpjʊlˈɑːɹɹɪs mˈʌsəl dʌznˌɑːt ɐtˈætʃ tə ðə ɡɹˈeɪɾɚ tˈuːbɚkəl, bˌʌt ɪnstˈɛd ɐtˈætʃᵻz tə ðə lˈɛsɚ tˈuːbɚkəl.
The fourth muscle of the rotator cuff (subscapularis muscle) does not attach to the greater tubercle, but instead attaches to the lesser tubercle.