The word Dracula wasn’t something that Bram Stoker made up for his book; Vlad III actually preferred to be called that. His father, Vlad II, was a member of a secret society known as the Order of the Dragon. He was so proud to be a member that he had his name changed to “Dracul,” Romanian for “Dragon.”
Sensory neuron. Sensory neurons are nerve cells within the nervous system responsible for converting external stimuli from the organism’s environment into internal electrical impulses. For example, some sensory neurons respond to tactile stimuli and can activate motor neurons in order to achieve muscle contraction.