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.