Describe the digestive system in mammalian and non-mammalian vertebrat

Question

Describe the digestive system in mammalian and non-mammalian vertebrates giving suitable example of each.

27 Jan 2024

Answer :

Word Count : 566

The digestive system in vertebrates plays a crucial role in breaking down food into nutrients that can be absorbed and utilized by the body. This system varies across different groups of vertebrates, with mammals and non-mammalian vertebrates exhibiting distinctive features. In this context, let's explore the digestive systems of mammals and non-mammalian vertebrates, using examples to illustrate their diversity.

Mammalian Digestive System:

Mammals, including humans, possess a complex and specialized digestive system that is adapted to their varied diets. The mammalian digestive system can be divided into several organs, each with specific functions.

* Mouth: Digestion begins in the mouth with the mechanical breakdown of food through chewing, and the secretion of saliva containing enzymes like amylase that initiate the digestion of carbohydrates.

* Esophagus: Once food is chewed and mixed with saliva, it is swallowed and travels down the esophagus ______ ______ _____ ___ _______ ______ ____ ______ _________ __________.
____ __________ ___ ________ _____ _______ _______ _________.
______ ___ _________ _________ _______ ______ _______ ______ _____ _______.
____ ____ __________ ______ ______ _______.
________ ______ _____ ___ _________ __________ ____ _________ ________.
_____ ____ ______ ______ ___ _____ _________ _________ _______ ________ __________ _______.
___ __________ ____ ___ _______ ________ __________ _______ _____.
____ ___ ______ ___ ______ __________ ___ ___ _________ ______ _________ _______.
_______ _______ _______ ______ ______ _______ _______ __________.
____ ___ __________ ______ _______.
_______ _____ _________ _______ _______ ________.
___ ________ _______ _________ ________ _______ ______ ___.
__________ ______ _____ _______ __________ _________ _______ ________ ______ _____ ___.
__________ _________ ____ ________ ______ ________ _____ ________ ________ ____ _____ __________.
______ ____ _____ _______ ________ ____ ___.
_____ ___ _____ _____ ____ _____ _____ ________.
________ ______ ________ _______ ___ ________ _________ ______.
___ ____ ________ _____ ___ _________.
______ __________ _______ ____ ___ __________ ____ ___ ________ ____ ____ ______.
____ __________ __________ ____ _______ ________.
_____ _______ __________ _______ _______ ___ ____ ______ _______.
__________ _____ _________ ____ ____ ____ ___ ______ ____ _____ _____ _______.
______ ________ _________ _______ __________ _____ ___ _______.
____ _____ _______ ___ _______ ______ ______ ____ _______.
___ _____ _____ _____ _____ ___ ________ ____ ________ _____ ______.
_____ ___ ___ _____ __________ _______ ________ _______ ________ _______ ____ __________.
_________ _________ ________ ______ ________ _____ ____ ________.
___ ________ ___ __________ _____ __________.
____ _________ __________ _______ ________ _____.
_____ ______ __________ _______ _________ ____ ___ ________ __________ __________ _________.
__________ ___ ____ __________ _______ __________ _________ _________ ______ ______ ___ ________.
______ ________ ____ _______ ___ ____ ____ _______ ____.
__________ ____ __________ __________ ___ _____ _______ _________ _______ ______.
_________ ________ _____ ___ _________ ________ __________ _____ _______ ____ ___.
__________ _______ ______ ________ ____ _____ ______ ________ __________.
_______ _______ ___ ____ __________.
___ ___ ___ _______ _________ __________ __________ ______ _______ ________ _____ ______.
____ __________ ___ ________ __________ ________ ________ ___ ______ ___.
_____ _______ _____ __________ ____.
____ __________ ______ ____ ___ __________ ________ ______ _____ ___ _________.
_______ _______ _________ ______ _________ ___ __________ ____.
____ _______ ______ _________ ____ _____.
______ __________ ________ ____ ______ _____ __________ ______ _________.
_______ _________ ________ ________ _____ ________ _____ _______ _______ _________ ________ ________.
______ ____ _________ ___ _____ ___ ____ ______ ________.
________ ________ _______ ______ _______.
_______ ____ __________ ___ _____ ______ _________ ____ ________ ___ _________.
_____ _________ ___ _________ _______ __________.
Get Full Answer on WhatsApp

IGNOU Solved Assignments Assignments Ignou Projects Project Previous Year Solved Exam Papers Notes Notes Sample Question Papers Sample Question Papers

IGNOU NEWS

Assignment Submission Last Date Extended Till 30 June 2026 Click Here★★★IGNOU June 2026 TEE Date Sheet Released Click Here★★★