SALIVARY GLAND -
These are compound - Alveolar, tubular glands made up of columnar / cuboidal epithelium.
Saliva is manufactured in them.
In mammals these are paired and are of following types -
(i) Parotid gland
Situated below pinnae. Swallon gland is mumps. Flat and yellow coloured.
It's secretion come by Stenson's duct after last pre molar.
(ii) Sub lingual -
Narrow elongated, situated below tongue. Open near franulum by Rivinus ducts. In rat, mole & shrew absent.
(iii) Sub maxillary -
Situated at the joint of both jaws. It opens after lower incissor by Wartson's duct. Absent in rabbit.
(iv) Infra orbital -
Zygomatic. Situated below eye orbit. Round in shape. Absent in man.