1) Bulging 2) Cyclindrical and ridged 3) Knobbed 
swelling; bulging; knobby; muscular
• (a.) Cylindrical with alternate swellings and contractions; having the surface covered with rounded prominences.
To·rose' adjective [ Latin torosus full of muscle, brawny, fleshy. See Torus .] Cylindrical with alternate swellings and contractions; having the surface covered with rounded prominences. 
Type: Term Pronunciation: tō′rōs, -rŭs Definitions: 1. Bulging; knobby.