Relier Pairs Animals Part TwoVersion en ligne Countinuing characteristics of animals par Isadora Martinez 1 The tubes that where susbtances in the circulartory system travel through 2 These cells specialise in transmitting information by electrical signals called nerve impluses. 3 These type of ograns are receptors. They contain receptor cells 4 _______ _______ is responsible for receiving the signals sent by the sense organs 5 The gravity-sensitive cells of these organs provide information about position and movement of the body 6 _____ consists of sheets-like structures that are covered in a very thin skin. Fish breath through these structures 7 Two sponge-like organs made up of million of tiny tubes or aveoli 8 All aninmals that are NOT sponges or cnidarians need_______ _______ which transports substances throughout the body. circulartory system Vessels Neurons Lungs Gills balance organs The nervous system sense organs