facial paralysis on one side (rarely are both sides of the face affected); loss of of the mouth to the affected side; altered sense of taste; slurred speech; drooling .
The right facial nerve controls all of the muscles on the right side and the left . 1. Talk to the patient. Ask the patient when they first noticed the weakness Slurred speech (dysarthria): Slurred speech secondary to brainstem.
Each facial nerve directs the muscles on one side of the face, including those that loss of taste, hypersensitivity to sound on the affected side, impaired speech.