-2)Accessory digestive organs:
-Teeth: lie in sockets in gum-covered margins of mandible and maxilla
-Tongue:Gripping, repositioning, and mixing of food during chewing
-Gallbladder:a thin-walled muscular sac on ventral surface of liver
-Digestive glands: produce secretions that help break down foodstuffs
~Salivary glands:Cleanses mouth,Dissolves food chemicals for taste ,Moistens food
~Liver:Largest gland in body,Consists of four primary lobes: right, left, caudate, and quadrate.
~Pancreas: produce pancreatic juice( Exocrine function), secretion of insulin and glucagon by pancreatic islet cells (Endocrine function).