| Exercises include pelvic floor muscle contraction and relaxation to improve voluntary control. |
| The glands discharge their contents by the contraction of the arrector pili muscle and by any pressure applied to the gland. |
| When a nasty wasp stung two of us, the shaman congratulated us, saying it would help mitigate the future contraction of arthritis. |
| Except for a severe contraction in 1974, monetary policy was largely expansionary and contributed to the inflation outcome. |
| Muscle contraction results from the cyclic interaction of the myosin head with actin. |
| Striated muscle contraction is regulated by a protein complex bound to actin. |
