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.
Although Phentermine does not directly cause acne, it can provoke some causes of their occurrence. Obese people noted that acne mostly developed at the beginning of therapy, yet disappeared gradually. Some common causes provoke acne during drug therapy with Phentermine, these are: 1  Diet, 2  stress,n stress situation, the body starts producing a large amount of stress hormones, which in turn, cause acne. Therefore, a balanced diet is still one of the most important parts of obesity treatment. Phentermine suppresses appetite so a person does not feel hungry all day long.