An 8-Year-Old Boy Was Examined by a Pediatrician and Found

An 8-year-old boy was examined by a pediatrician and found to have a painful swelling below and behind the angle of the jaw on the left side. The skin over the swelling was red and hot. Palpation of the neck revealed a tender firm swelling beneath the anterior border of the sternocleidomastoid muscle on the left side. The right side of the neck was normal. Examination of the pharynx and palatine tonsils showed marked redness of the mucous membrane and enlargement of both tonsils, especially the one on the left. The left tonsil also showed a yellow exudate draining from the tonsillar crypts.
-Using your knowledge of anatomy, name the group of lymph nodes involved in the disease.An 8-year-old boy was examined by a pediatrician and found to have a painful swelling below and behind the angle of the jaw on the left side. The skin over the swelling was red and hot. Palpation of the neck revealed a tender firm swelling beneath the anterior border of the sternocleidomastoid muscle on the left side. The right side of the neck was normal. Examination of the pharynx and palatine tonsils showed marked redness of the mucous membrane and enlargement of both tonsils, especially the one on the left. The left tonsil also showed a yellow exudate draining from the tonsillar crypts.