Name two muscles used to open the jaw.
Two muscles that are primarily used to open the jaw are the Lateral Pterygoid and the Digastric muscle.
Below is an instruction that describes a task, write a response that appropriately completes the request.

### Instruction:
Name two muscles used to open the jaw.

### Response:
Two muscles that are primarily used to open the jaw are the Lateral Pterygoid and the Digastric muscle.