कॉर्डेट्स की विविधता और तुलनात्मक शरीर रचना (सेमेस्टर -5)

Programme /Class: Degree

Year: Third

Semester: Fifth

Co-Curricular Course

Course Title: Diversity of Chordates and Comparative Anatomy

Course outcomes:

The student at the completion of the course will be able to:

● Demonstrate comprehensive identification abilities of chordate diversity

● Explain structural and functional diversity of chordates

● Explain evolutionary relationship amongst chordates

● Take up research in biological sciences.

Credits: 4

Core Compulsory / Elective

Max. Marks: 25+75

Min. Passing Marks: 8+25

Unit

Topics

I

Origin of Chordates & Hemichordata- Salient features and outline

classification included

● Origin of Chordates. Classification of Phylum Chordata

    upto the class.

● Hemichordata: General characteristics, classification

     and detailed study of Balanoglossus(Habit and Habitat,

     Morphology, Anatomy, Physiology and Development).

II

Cephalochordata and Urochordata–Salient features and outline

classification included

● (ii)Urochordata : General characteristics, classification and

detailed study of Herdmania(Habit and Habitat, Morphology,

 Anatomy, Physiology and Post Embryonic Development

● Cephalochordata : General characteristics, classification

and detailed study of Branchiostoma (Amphioxus) (Habit

and Habitat, Morphology, Anatomy, Physiology).

III

Classification and General Characteristics of Vertebrates

● General characters and Classification of different classes of

vertebrates (Pisces, Amphibia, Reptilia, Aves, Mammalia) up

to the order with examples.

● Poisonous and Non Poisonous Snakes and biting mechanism.

● Neoteny and Paedogenesis

● Migration in birds

IV

Comparative Anatomy and Physiology of Vertebrates

Integumentary System

Structure, functions and derivatives of integument

Skeletal System

Overview of axial and appendicular skeleton, Jaw suspensorium,

Visceral arches

V

Digestive System

Alimentary canal and associated glands, dentition

VI

Respiratory System

Skin, gills, lungs and air sacs; Accessory respiratory organs

VII

Circulatory System

General plan of circulation, evolution of heart and aortic arches

Urinogenital System

Succession of kidney, Evolution of urinogenital ducts, Types of

mammalian uteri

VIII

Nervous System

Comparative account of brain, structure and evolution of brain in

vertyebrates

Autonomic nervous system, Spinal cord, Cranial nerves in mammals

Sense Organs

Classification of receptors

Brief account of visual and auditory receptors in man