Nuclear energy and radioactive substances. Inspection methods. When
irradiated at a dose of 1 Gray. When irradiated at a dose of 2 Gray. When irradiated at a dose
of 4 Gray. When irradiated at a dose of 6 Gray. Amount of amylase in salivary gland tissue and
changes in blood.

Embryonic development of rat submandibular and sublingual glands. Main saliva
structural features of glands. Salivary glands by the autonomic nervous system
to be innervated. Secondary innervation is myoepithelial cells.