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Nervous System
Jeopardy Test Review
Game
Brain Neuron Eye Ear Misc.
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What is the largest part of the brain
called?
cerebrum
What part of the brain controls involuntary
actions?
brain stem
What is the function of the corpus
callosum?
It connects the left side of the brain to the right side of the
brain.
What part of the brain controls
balance?
cerebellum
What structure joins with the medulla to
form the brain stem?
pons
Name the three types of neurons.
sensory, motor, and interneurons
What part of the neuron receives the
message first?
dendrites
What part of the neuron carries the
message away from the cell body?
axon
What part of the neuron releases the
message?
axon tips (or axon terminals)
What type of neuron carries a message from the central
nervous system to the effector?
motor neuron
What is the iris?
colored part of the eye
What is the outermost layer of
the eye?
sclera
What is the innermost layer of
the eye?
retina
What are the light sensitive receptor
cells that help you to see colors?
cones
What helps to give the eye its round
shape?
vitreous humor
What part of the ear acts as a funnel to
catch sound waves?
external ear
What is the first structure of the ear to
vibrate?
eardrum
Name the three smallest bones in the
human body.
hammer, anvil, stirrup
What part of the inner ear helps to
maintain balance and body position?
semicircular canals
What part of the inner ear helps with hearing
and sends the vibrations to the auditory nerve?
cochlea
What is an automatic response of the body
that occurs very rapidly and without conscious
control?
reflex
Why does a reflex occur quickly and
automatically?
The message bypasses the brain.
When the nervous system makes you feel thirsty, what body process is it
helping you to carry out?
homeostasis
Why is the sensation of pain important?
It alerts the body to danger.
How does a nerve impulse move from the axon tips of one neuron to the dendrites of the
next neuron?
It becomes a chemical in order to cross the
synapse.
More Brain
More Neuron
More Eye More Ear
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More Misc.
200
What is the touch outer covering of the
brain called?
dura mater
A bruise-like injury to the brain is called a
_________.
concussion
The ______ ____ supply blood flow to the
brain.
capillary beds
What is the “master gland” that is located on
the underside of the brain?
pituitary gland
What structure of the brain aids in
smelling?
olfactory bulbs
What type(s) of neurons are found in
spinal nerves?
sensory and motor neurons
What type of neurons are found only in the
brain and spinal cord?
interneurons
What type of neuron receives a message from the receptor
cells?
sensory neuron
Name the 5 structures that make
up a neuron.
dendrites, cell body, nucleus, axon, and axon
tips
State the 6 step path of a nerve impulse.
receptor, sensory neuron, interneuron,
motor neuron, effector, muscle/gland
What is the function of the light sensitive
receptor cells called rods?
They help you to see in dim light.
Which structure provides blood flow to
the eye?
choroid
Which structure transports the nerve
impulses of the eye to the brain?
optic nerve
Which structure controls the size of the eye’s opening?
iris
Which structure focuses incoming
light?
lens
Which bone in the ear is the first to vibrate?
hammer
Which bone in the ear is the last to vibrate?
stirrup
Seeing:Light::Hearing______
vibrations
Is hearing a physical or chemical sense?
physical
What is the tube-like structure that carries sound waves from the external ear to the ear
drum?
ear canal
Which two senses are considered chemical
senses?
smell and taste
Name the four divisions of the
nervous system.
central, peripheral, autonomic, andsomatic
A message sent or received by your
nervous system is called _______.
impulse
Which part of the neuron contains the control center of the
cell?
cell body
Describe the position of the image that is
projected onto the retina.
It is upside down.
