Download Brain Questions

Questions regarding the brain and the nervous system
1- State three functions of the nervous system
2- What, kind of neurons carry signals to the central nervous system? What,
kind of neurons interpret these signals? What, kind of neurons send signals
out to the peripheral nervous system?
3- The central nervous system is composed of what? The peripheral nervous
system is composed of what?
4- What is the axon of a neuron wrapped in? What is its function?
5- How do signals travel down the axon?
6- What role do dendrites have in cell to cell communication?
7- What is the difference between white matter and gray matter? Where is the
white and gray matter found in the brain?
8- What is a glia cell? What is its function?
9- Why is the transfer of information from neuron to neuron considered an
electrochemical reaction?
10- What is Wallerian degeneration?
11- What are the four major divisions of the brain? List one function of each.
12- What are the names of the lobes of the cerebrum? What bones are they
covered by?
13- What are the dura and pia mater?
14- What are the thalamus, hypothalamus and pineal gland? What are there
functions?
15- What is the cauda equine?
16- Describe a basic reflex arc.
17- Compare the fight or flight reflex with the rest and digest reflex. What are
they controlled by?
18- How does the brain control positive and negative feedback?
19- What is the name of the opening that the spinal cord passes though to join
with the brain?
20- What is the Babinski reflex and why is it important?