This printable crossword puzzle on the topic of Human Body Systems has 16 clues. Answers range from 4 to 23 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
A cell that carries messages through the nervous system
A threadlike extension of a neuron that carries nerve impulses toward the cell body
A threadlike extension of a neuron that carries nerve impulses away from the body
A message carried by a neuron
A neuron that picks up stimuli from the internal or external environment and converts each stimulus into a nerve impulse
A neuron that carries nerve impulses from one neuron to another
A neuron that sends an impulse to a muscle, causing the muscle to contract
The tiny space between the tip of an axon and the next structure
The brain and the spinal cord; the control center of the body
All the nerves located outside the central nervous system; connects the central nervous system to all parts of the body
The part of the central nervous system that is located in the skull and that controls most functions in the body
The part of the brain that coordinates the actions of the muscles and helps maintain balance
The part of the brain that interprets input from the senses, controls the movement of the skeletal muscles, and carries out complex mental processes
The part of the brain that controls many body functions that occur automatically
The thick column of nerve tissue that is enclosed by the vertebrae and that links the brain to most of the nerves in the peripheral nervous system
An automatic response that occurs very rapidly and without conscious control