Biology Unit 8 Quiz 3
concussion
A _______ causes disruption of brain function
nerve
A neuron is a _____ cell
nervous
Gathering and interpreting information is a function of the _____ system
membrane
Impulses travel through neurons because of the reversal of ________ polarization
meninges
Protective membranes surrounding the brain are called
nervous
The _____ system allows us to interact with our environment, the physical world.
central
The brain and the spinal cord are considered the ______ nervous system.
cerebrum
The largest and uppermost part of the brain is called the:
protection
The main purpose of the cerebrospinal fluid is for
vertebrae
The spinal cord runs through and is protected by the
dendrite
branching "tree-like" structure
multiple axons
electrical cable
impulse
polarization
dendrite
receives signals
reflex arc
sensation and reaction circuit bypassing the brain
axon
single thread
synapse
space between neurons
surface area
the purpose of all the folds in the cerebrum increases the ________ ____
axon
transmits signal from cell body
