The gland is a tubulo-acinar gland containing [[Mucous Salivary Gland - Anatomy & Physiology|mucous]] cells that stain lighter. The [[Serous Salivary Gland - Anatomy & Physiology|serous]] gland demilunes stain darker. The demilunes secrete into the lumen by canaliculi between the mucous cells. | The gland is a tubulo-acinar gland containing [[Mucous Salivary Gland - Anatomy & Physiology|mucous]] cells that stain lighter. The [[Serous Salivary Gland - Anatomy & Physiology|serous]] gland demilunes stain darker. The demilunes secrete into the lumen by canaliculi between the mucous cells. |