| Answer | Crossword Clue |
|---|---|
| FLEXES | Contracts, as a muscle |
| corrugator | a muscle which contracts the skin of the forehead into wrinkles |
| constrictor | a muscle that contracts a cavity or orifice or compresses an organ |
| corrugators | CORRUGATOR, a muscle which contracts the skin of the forehead into wrinkles |
| constrictors | CONSTRICTOR, a muscle that contracts a cavity or orifice or compresses an organ |
| systoles | The phase of the heartbeat when the heart muscle contracts and pumps blood from the chambers into the arteries |
