Brain Vocabulary

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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


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