ADA NBDHE Dental Hygienist

Answer: A - At the root surface of caries the most common cariogenic bacteria is Actinomycesviscus. It is often partnered with bacteria such as Staphylococcus, Veillonella, and Lactobacilli. Often, the infection is accompanied by low fever, soft nodules that harden over time in the angle of the jaw, and chewing difficulties. The bacteria may also be found in thorax, pelvis, and abdomen.