ANATOMY

Detailed explanation-1: -The accessory organs are the teeth, tongue, and glandular organs such as salivary glands, liver, gallbladder, and pancreas. The digestive system functions to provide mechanical processing, digestion, absorption of food, secretion of water, acids, enzymes, buffer, salt, and excretion of waste products.

Detailed explanation-2: -The liver, pancreas, and gallbladder are considered accessory digestive organs, but their roles in the digestive system are vital.

Detailed explanation-3: -the accessory organ of digestive system include teeth, tongue gallbladder, liver etc. the question is which is NOT an accessory organ, and the answer is teeth.

Detailed explanation-4: -Accessory organs are organs which are not part of the digestive system; however, they aid in the digestion process by performing many secondary functions. Pancreas, gall bladder and liver are the three accessory organs in digestive system.