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.
Otrexup (PF) subcutaneous. Methotrexate has rarely caused serious (sometimes fatal) side effects. Therefore, this medication should be used only to treat severe diseases caused by an overactive immune system (such as psoriasis, rheumatoid arthritis). Methotrexate has caused birth defects and death in unborn babies.