Speech disorder in terms of quantity .. Frequent speech unnecessarily. Speech is very low. The patient's inability to speak

* It may be too much talk unnecessarily, reluctant to launch and even without asking questions, this phenomenon is called "chatter".
* Speech may be reduced to a large extent, and appears in the form of concise answers to questions, in this case usually does not speak the patient first, but speaks in response to a question.
* There may be no speech at all, the patient is unable to speak, or even utter any sound, sometimes called this "dumb".