Fill in the blank.
1. a nerve signal is also called a/n
2. the
is the part of the neuron that transmits the signal, and is often covered in a
myelin sheath for insulation.
3. cells are usually negatively charged inside their membranes, but a/n
is created when
this charge is changed temporarily to send a signal.
4. the is associated with impulse control and spontaneity in the brain.
5. the regulation of body temperature is done by the _in the brain.
6. the lobe of the brain processes vision impulses from the eyes.
7. drug addiction can alter levels of the neurotransmitter
in the brain.
respond to the following based on your reading.
8. describe how a nerve impulse affects a neuron, travels the length of a neuron, and how the
neuron recovers to be ready for the next nerve impulse it receives.