<span>Nervous tissue is specialised to react to stimulate and to conduct impulses to various organs in the body which bring about a response to the stimulus. Nerve tissue (as in the brain, spinal cord and peripheral nerves that branch throughout the body) are all made up of specialised nerve cells called neurons. Hope this helps! :D</span>
In the topographic classification, diseases<span> are subdivided into such categories as gastrointestinal </span>disease<span>, vascular </span>disease<span>, abdominal </span>disease<span>, and chest </span>disease<span>. ... In the anatomic classification, </span>disease<span> is </span>categorized<span> by the specific organ or tissue affected; hence, heart </span>disease<span>, liver </span>disease<span>, and lung </span>disease<span>.</span>
Cladistics is based on the shared characteristics between organisms and their network of evolutionary relationships
