The brain Flashcards

1
Q

What is the brain responsible for?

A
  • All complex decisions and behaviours
  • Holds all of our thoughts and memories
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2
Q

What is the role of the cerebral cortex and where is it found?

A
  • Found all around the top of the brain
  • Controls memory, consciousness, intelligence, language and all senses
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3
Q

What is the cerebral cortex split into?

A
  • Split into 2 halves known as hemispheres
  • The right hemisphere controls the muscles on the left side of the body
  • The left hemisphere controls the muscles on the right side of the body
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4
Q

What is the role of the ceebellum and where is it found?

A
  • Back of the brain
  • Controls balance and muscle coordination
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5
Q

What is the role of the hypothalamus

A
  • Regulates body temperature
  • Send signals to the pituitary gland
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6
Q

What is the role of the medulla and where is it found?

A
  • Found inside the brain stem
  • Controls unonscious activities (E.G: breathing and heart rate)
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7
Q

What are the 3 ways that scientists can study the brain?

A
  • Study people with brain damage
  • Electrically stimulate different parts of the brain
  • Scan the brain
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8
Q

What are the 3 different types of brain scans?

A
  • CT scan (X-Rays): finds damage in the brain
  • PET scan (radioactive chemicals): measures activity of the brain
  • MRI scan (magnetic fields): measures activity of the brain
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9
Q

Why is the brain so hard to treat (3 reasons)

A
  • There is a huge variety of things that can go wrong in the brain (E.G: tumours, disease, etc… )
  • The brain is encapsulated in the skull and surrounded by lots of fragile tissue making it hard to treat physically
  • The structure of the brain is very complex making to treat using drugs and chemicals
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