Bacteria and viruses usually cause oral infections. They can affect the teeth, gums, palate (PAL-it, the roof of the mouth), tongue, lips, and inside of the cheeks.Simple oral infections are limited to the mouth and are different from oral lesions * , which are non-infectious and may be a sign of an illness that involves other parts of the body.hey can affect the teeth, gums, palate (PAL-it, the roof of the mouth), tongue, lips, and inside of the cheeks. Simple oral infections are limited to the mouth and are different from oral lesions * , which are non-infectious and may be a sign of an illness that involves other parts of the body.
gastrocnemius - the muscle in the back part of the leg that forms the greater part of the calf; responsible for the plantar flexion of the foot gastrocnemius muscle skeletal muscle, striated muscle - a muscle that is connected at either or both ends to a bone and so move parts of the skeleton; a muscle that is characterized by transverse stripes
the largest muscle in the calf of the leg, the action of which extends the foot, raises the heel, and assists in bending the knee. Origin of gastrocnemius.