Why Is the Giant Squid or the Marine Snail Aplysia

Multiple Choice

Why is the giant squid or the marine snail Aplysia so important in neurology?

A) They were the first primitive organisms to have neurons
B) They are the first primitive organisms to "think"
C) They lack sensory or motor neurons so all their neurons are uniform and easy to study
D) They have large neurons that allow us to probe neuron physiology and trace nervous pathways in anatomy
E) Their neurons are different from neurons of other animals