The devil is in the details. Together the spinal cord and the brain form the central nervous system (CNS). It is connected to the peripheral nervous system (PNS) which includes the nerves in our extremities. But, there are big differences between the two. Firstly the nervous cells (neurons) in CNS and PNS differ in ways such as their potential to regenerate. And, there are more cell types in the nervous system than just neurons. For a long time, those glial cells were regarded as mainly supporting cells (âgliaâ is ancient Greek name for glue).
â¢ ACCELERATOR PEDAL (noun). The noun ACCELERATOR PEDAL has 1 sense: 1. a pedal that controls the throttle valve. Familiarity information: ACCELERATOR PEDAL used as a noun is very rare.
Bicycle pedal, quill road type, with toe clip and toe strap (1970s) The quill pedal is a common pedal system on bicycles. It consists of a main axle section that is attached to the bicycle crank arm and contains extensions from the axle to which parallel cage plates are attached at the front and rear of the pedal.