Topic	Name	Description
	Theory
Topic 1	1.1 External Anatomy of Finfish
	1.2. External Anatomy of Fishes
	1.3. Internal Anatomy of finfish
	1.4. Structure of fins
	1.5. Skin and Scales
	1.6. Scalation
Topic 2	2.1. Organization
	2.2. Symmetry
Topic 3	3.1. Adaptations for feeding
	3.2. Major feeding types
	3.3. Oral adaptation for feeding
	3.3.1. Modifications in the shape of mouth
	3.3.2. Teeth
	3.4. Gill Rakers
Topic 4	4.1. Gastro Intestinal Tract
	4.1.2. Stomach
	4.1.3. Intestine
	4.1.4. Pyloric caeca
	4.1.5. Rectum
	4.1.6. Anus
	4.2.1. Associated digestive glands
	4.2.2. Pancreas
	4.2.3.
	4.2.4. Gas bladder
Topic 5	5.1. Introduction
	5.1.1. Circulatory System of a Fish
	5.1.2. Heart
	5.2.1.Blood Circulatory System
	5.2.2. Arterial System in Elasmobranchs
	5.2.3. Dorsal aorta and its branches
	5.2.4. Arterial system in Bony fishes
	5.2.5. Venous system
Topic 6	6.1.1. Gills
	6.2.1. Structure of gills
	6.2.2. Gill slits
	6.2.3. Pseudobranch
	6.2.4. Gill raker
	6.2.5. Gill Filaments (Primary gill lamellae)
	6.2.6. Lamellae (secondary lamellae)
	6.3.1.Functions of Air bladder or Gas bladder
Topic 7	7.1. Introduction
	7.1.1. The Brain
	7.2. Nerves
	7.2.1. Peripheral nervous system
Topic 8	8.1. Introduction
	8.2. Reproduction
	8.3.Sexual differences
	8.4. Reproductive system
	8.4.1. Lampreys
	8.4.2. Hag fishes
	8.4.3. Sharks
	8.4.4. Bony Fishes
	8.5. Excretory system
	8.5.1. Structure of Kidney
Topic 9	9.1. Introduction
	9.2. Pituitary gland
	9.2.1. Pituitary in teleosts
	9.2.2. Thyroid gland
	9.2.3. Chromaffin tissue
	9.2.4. Interrenal tissue
	9.2.5. Gonads
	9.2.6. Islets of Langerhans
	9.2.7. Thymus
	9.2.8. Ultimobranchial Body
	9.2.9. Intestinal mucosa
	9.2.10. Corpuscles of Stannius
	9.2.11. Pineal Gland
Topic 10	10.1. Introduction
	10.2.1. The Axial Skeleton
	10.2.2. Vertebral Column
	10.3. Appendicular Skeleton and Fins
Topic 11	11.1. Introduction
	11.2. Nares
	11.3. Eyes
	11.4. Skin organs
	11.5. Inner ear
	11.6. Lateral line system
Topic 13	12.1. General characters of Arthropoda
	12.1.1.Shrimps - External Anatomy
	12.1.2. Digestive system
	12.1.3. Circulatory System
	12.1.4. Nervous System
	12.1.5. Respiratory System
	12.1.6. Reproductive System
	12.2. Lobsters
	12.2.1.External Anatomy
	12.2.2. Digestive System
	12.2.3.Circulatory System
	12.2.4. Nervous System
	12.2.5. Excretory System
	12.2.6. Respiratory System
	12.2.7. Reproductive System
	12.3. Crab
	12.3.1.External Anatomy
	12.3.2. Digestive System
	12.3.3. Circulatory System
	12.3.4. Nervous System
	12.3.5. Respiratory System
	12.3.6. Reproductive System
Topic 14	13.1. General characters
	13.2.Unio or Lamellidens or Anodonta
	13.2.1. Habits and Habitats
	13.2.2. External Features
	13.2.3. Microscopic structure of shell
	13.2.4. Pearl formation
	13.2.5. Mantle or Palliun
	13.2.6.Mantle cavity
	13.2.7. Locomotion
	13.2.8. Body Wall
	13.2.9. Body Cavity
	13.2.10. Respiratory System
	13.2.11. Digestive System
	13.2.12.Circulatory system
	13.2.13.Excretory System
	13.2.14. Nervous System
	13.2.15. Sense Organs
	13.2.16. Reproductive system
	13.3. Loligo (The Squid)
	13.3.1. Distribution
	13.3.2. External Features
	13.3.3. Respiratory System
	13.3.4. Digestive System
	13.3.5. lnk Sac
	13.3.6. Blood Vascular System
	13.3.7. Excretory System
	13.3.8. Nervous System
	13.3.9. Sensory Organs
	13.3.10. Reproductive System
	13.3.11. Economic Importance of Cephalopods
	13.4. Cephalopoda - Sepia (The Cuttle-fish)
	13.4.1. Habits and Habitat
	13.4.2. External Features
	13.4.3. Digestive System
	13.4.4. Respiratory System
	13.4.5. Circulatory System
	13.4.6. Excretory System
	13.4.7. Nervous System
	13.4.8. Reproductive System