Skeleton of fishes

about skeleton of fishes

1. WELCOME TO OUR PRESENTATION Our presentation Topic On SKELETON OF FISH

2. CONTENTS Functions of Skeleton Main Components Distinct Parts of Skeleton

3. INTRODUCTION Skeleton is a framework that provides protection and structure in many types of animal, particularly those of the phylum chordata . The skeleton system serves many important function . It provide shape and form for our bodies in addition to supporting etc.

4. SKELETON OF FISH

5. FUNCTIONS OF SKELETON There are five function of skeleton: Structure Movement Protection Blood Cell Produce Storages

6. MAIN COMPONENTS The skeletal system of fishes have three components: The vertebral column The skull The appendicular skeleton

7. DIVISIONS OF THE SKELETON The skeleton is divided into two distinct parts: Axial Firm Skeleton Appendicular Firm Skeleton

8. AXIAL FIRM SKELETON The Skull The Vertebral Column The Ribs The Intermuscular Bones

9. SKULL Two distinctive parts: Neurocranium A series of inner elements that provide the floor to the brain case and protect the olfactory A series of outer dermal bones that roof the brain case,and give form to the face Branchiocranium Jaws or mandibular Hyal The gill arches

10. SKULL

11. VERTEBRAL COLUMN A series of segments One vertebra per body segment Modified according to the body region Bear ribs

12. RIBS A series of arches That protect the spinal cord

13. INTERMUSCULAR BONES Small,splint bones of various shapes in the myosepta “C” “I” “Y” shaped Groups represented include herrings,pikes,suckers,carps,some salmons

14. APPENDICULAR FIRM SKELETON Pectoral fin supports Pelvic fin supports

15. CONCLUSION By the study of fish skeleton,we can know about the fish body structure It gives us a lot of information about fish body and their functions