Intotduction To The Brain Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is the average weight of the brain?

A

6 Kg

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2
Q

How many neurons are in the brain

A

About 10 billion

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3
Q

What is the brain to body mass of a human?

A

1/40

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4
Q

What three things protect the central nervous system?

A

Bone
Meninges
Cerebral spinal fluid

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5
Q

What is the meninges?

A

A thick rubbery layer surrounding the spinal cord

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6
Q

How many layers make up the meninges?

A

3 layers

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7
Q

What is the function of the meninges?

A

Controls what goes in and out of your brain through your blood system

Acts as a filter

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8
Q

What is the cerebral spinal fluid?

A

Thick fluid

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9
Q

Where is the cerebral spinal fluid found?

A

A thin layer around the brain and central nervous system

Found in cavities in the brain

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10
Q

What is the cerebral spinal fluid’s function

A

Support the structure of the brain

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11
Q

What are the three parts of the brain?

A

Hindbrain
Midbrain
Forebrain

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12
Q

What happens as we move up and forward in the brain

A

The functions get more complex

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