Cardiac Muscle Tissue – is a specialized type of muscle tissue that forms the heart. This muscle tissue, which contracts and releases involuntarily, is responsible for keeping the heart pumping blood around the body. Giant Multipolar Neuron – These neurons are able to receive impulses from multiple neurons via dendrites. The dendrites transmit the signals through the neuron via an electrical signal that is spread down the axon. Bipolar neurons: These neurons send signals and receive information from the world.