Jeopardy Test Review Game Nervous System Jeopardy Test Review Game
Brain Neuron Eye Ear Misc. 100 200 300 400 500
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 100 200 20 300 400 500 More Misc. 200 200 200 200 200 200 400 400 400 400 400 600 600 600 600 600 800 800 800 800 800 1000 1000 1000 1000 1000
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.