Internal parts of a fish and their functions

TLE 8

1. INTERNAL PARTS OF A FISH AND THEIR FUNCTIONS

2. BRAIN Control center of the fish, all sensory information is processed here.

3. SPINE It is the framework of the fish.

4. SPINAL CORD It is the part of the brain to the rest of the body and relays sensory information from the body to the brain.

5. GALL BLADDER It plays an important role in digestion for the fish.

6. SWIM OR AIR BLADDER It is a gas filled organ used primarily to maintain neutral buoyancy.

7. KIDNEY It filters out liquid waste in the blood and channels them out of the body.

8. STOMACH AND INTESTINES It breaks down food and absorbs nutrients.

9. PYLORIC CAECA It is an organ that resembles thin fingers emanating from the stomach and intestine junction.

10. LIVER Primarily it breaks down fats with enzymes, store fats and carbohydrates.

11. HEART It circulates blood throughout the body.

12. MUSCLE It provides movement or locomotion.

13. GONAD It is a hormone-secreting gland of the fish.