If the cells were abnormal, they are put in categories, or typed, based on how severe the problem is. 1  Cells that show minor changes but the cause is unknown may be typed as ASC-US or ASC-H. 2  ASC-US stands for atypical squamous cells of undetermined significance.
There is one located on each side of the oral pharynx, in the back of the throat. The function of palatine tonsils has yet to be discovered, however they are part of the immune system and are thought to assist in defending the body from respiratory infections. The palatine tonsils (what the term tonsils generally refer to) are two lymphatic tissue masses. There is one located on each side of the oral pharynx, in the back of the throat.
Waldeyer's Ring of Lymphoid Tissue. The lymphoid tissue that surrounds the opening into the respiratory and digestive systems forms a ring. The lateral part of the ring is formed by the palatine tonsils and tubal tonsils (lymphoid tissue around the opening of the auditory tube in the lateral wall of the nasopharynx).he tonsils constitute a lymphoid tissue that lies beneath, and in contact with, the epithelium of the initial portion of the digestive tract. Depending on their location, tonsils in the mouth and pharynx are called palatine, pharyngeal, or lingual.