2. Describe how the vein’s structure allows it to carry out its function

3. Describe

how the artery’s structure allows it to carry out its function
6. What

is the difference between systemic and pulmonary circulation.

Neurons have specialize cell parts called dendrites and axons. Dendrites bring electrical signals to the cell body and axons take information away from the cell body.
Neurons communicate with each other through an electrochemical process.
Neurons contain some specialized structures (for example, synapses) and chemicals (for example, neurotransmitters).