In swallowing, one portion is volunatary and one part is involuntary. â¢ Buccal phase o Voluntary contraction of the tongue o Step 1 in figure â¢ Pharyngeal-esophageal phase o Involuntary o Control center in the medulla and lower pon o Step 2-5 in figure.
Considerations. Serotonin is a mood regulator that occurs naturally in the body. When serotonin levels are chemically altered, as they are with the use of diet supplements such as Phentermine, a chemical imbalance occurs that may lead to feelings of anxiety or depression.
Causes of Depression in People with Epilepsy. There are many possible causes of depression in people with epilepsy. One of the most common is brain injury. The area of the brain responsible for mood may be affected in people whose epilepsy is cause by brain injury. This may lead to a variety of mood changes, including depression.