| Since the claw flexor muscle in insects has no antagonist, claws and arolium are moved back by elastic recoil of stretched exocuticle. |
| We got our food and went on our way, ignoring our antagonist, who continued to bray behind us. |
| The agonist and antagonist muscles work in concert to create muscular balance in the human body. |
| Small studies have suggested that the opiate antagonist naltrexone is effective for treating alcohol addiction. |
| For beta 1 selectivity, a beta-adrenergic antagonist should contain a p-substituted aryloxypropanolamine pharmacophore. |
| The bear, wolf, coyote, fisher, wolverine, otter, and lynx prey upon the beaver who is, nevertheless, a powerful antagonist when at bay. |
