Brain Vocabulary
voluntary actions
actions performed with our conscious mind (walking, talking)
involuntary actions
actions you do not have to think about (ex: breathing)
voluntary actions
actions you have to think about (ex: brushing your teeth)
exercise
activities needed to keep your brain in good shape
nerve cell
another name for a neuron
medulla
another name for the brain stem
reflexes
automatic responses that protect your body
reflexes
automatic responses that protect your body (ex: touching a hot stove - hand pulls away before you think about it)
cerebellum
balancing on a bicycle
involuntary
blood circulation
involuntary
breathing
brain stem
breathing faster while jogging
voluntary
brushing teeth
brain stem
causing the heart to pump
brain stem
connects the spinal cord with the forebrain
nervous system
controls both voluntary and involuntary actions; receives signals from all parts of your body and sends signals back to your muscles
cerebrum
controls language, thoughts, and decisions
cerebellum
controls movement
hypothylamus
controls your temperature, eatings, sleeping, and physical signs fo emotion
scalp
covers the skull
involuntary
digesting food
puzzles
doing ____________ is an example of a brain workout that can have lasting effects
cerebrum
doing an addition problem
axons
feelers in the nervous system that the impulses leaving a nerve cell travel along
salty, sweet, bitter, sour
four flavors that can be detected by the taste sensors
pituitary gland
gland that controls growth
involuntary
heartbeat
3 pounds
how much does the human brain weigh
synapse
impulses or messages jumping across "feelers"
cerebrum
largest part of the brain; makes up 85% of the brain's weight
brain & spinal cord
list the two parts of the central nervous system
brain stem
making the stomach muscles work
nerves
name one part of the peripheral nervous system
cerebrum, cerebellum, brain stem
name the three parts of the brain
left hemisphere & right hemisphere
name the two sides of the brain
brain, spinal cord & nerves
name three parts of the nervous system
neuron
nerve cell
neuron
nerve cell or basic unit that carries out the work of the nervous system
motor nerves
nerves that carry messages from your brain that tell your body what to do
sensory nerves
nerves that let your brain know what is happening in and around your body
16
number of hours that babies usually sleep
20
number of hours that bats sleep
3
number of hours that elephants sleep
6
number of hours that older people sleep
50,000
number of times a nerve cell can fire per minute
brain stem
part of the brain that controls vital body functions, including breathing and heart rate
cerebellum
part of the brain that coordinates your movements and helps your muscles work together
cerebellum
part of the brain that handles muscle coordination and balance
neurons
path of nerve cells that the messages to/from your brain travel along
voluntary
pronouncing a word
spinal column
protects the spinal cord
brain step
regulates the involuntary actions of the lungs, heartbeat, digestion, and more
involuntary action
responses performed without our thinking about them (heartbeat, breathing, etc.)
voluntary
singing
cerebrum
smelling a flower
stimulus
something that causes a reaction
voluntary
swimming
voluntary
talking
cerebrum
tasting an orange
cerebrum
telling Mom that Grandma called
brain
the "control center" of your body
neuron
the basic unit that carries out the work of the nervous system by carrying messages to and from the brain
spinal column
the body part that protects the spinal cord
skull
the bony structure that protects the brain
life or death
the brain stem controls sleeping, heartbeat and other _________ activities
85%
the cerebrum makes up __________ percent of the human brain's weight
dendrites
the feelers on a nerve cell through which impulses travel
cerebrum
the largest and most complicated part of the brain; controls thinking, learning and making decisions
brain
the organ that controls all of your body's functions.
cerebrum
the part of the brain that allows us to speak, remember, solve problems and use our senses
cerebellum
the part of the brain that coordinates movements and helps muscles work together
brain stem
the part of the brain that regulates breathing, heartbeat, digestion and other important body functions
nervous system
the purpose of the ___________ is to help you sense and respond to the world around you
spinal cord
thick cord of nerve tissue from which nerves branch off to various parts of the body
cerebellum
walking on a tightrope
skull
what protects the brain
smell
you cannot taste food unless you can ____________ it