Lecture 22- The Brain Flashcards

1
Q

The vertebrate brain is ____

A

regionally specialized

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2
Q

forebrain

A
  • processing of olfactory input
  • regulation of sleep
  • learning
  • any complex processing
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3
Q

midbrain

A

coordinates routing of sensory input

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4
Q

Hindbrain

A
  • involuntary activities
  • coordinates motor activities
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5
Q

Size differences in the brain between species reflect the relative importance of ___

A

particular brain function

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6
Q

Cerebrum functions

A
  • skeletal muscle contraction
  • center for learning
  • emotion
  • memory
  • perception
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7
Q

What is the cerebrum

A

largest part of the brain (main areas)

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8
Q

Cerebrum components

A
  • cerebral cortex
  • hippocampus
  • corpus callosum
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9
Q

Cerebral cortex

A

outer layer of the cerebrum

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10
Q

cerebral cortex funciton

A
  • perception
  • voluntary movement
  • learning
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11
Q

Hippocampus position

A

in the middle of the temporal lobe

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12
Q

hippocampus funciton

A

short term memory

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13
Q

What is the corpus callosum

A

a thick band of axons

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14
Q

corpus callosum function

A

enables right and left cerebral cortices to communicate

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15
Q

Cerebellum

A

coordinates movement and balance helps in learning and remembering motor skills

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16
Q

Diencephalon major components

A
  • Thalamus
  • Hypothalamus
17
Q

Thalamus function

A

main input center for sensory information going to the cerebrum

18
Q

hypothalamus function

A

control center that includes the
- body’s thermostat
- central biological clock

19
Q

Brainstem components

A
  • Midbrain
  • Pons
  • Medulla oblongata
20
Q

Midbrain function

A

receives and integrates sensory information and sends it to specific regions of the brain

21
Q

pons function

A

transfer information between the PNS and the midbrain and forebrain

22
Q

Medulla oblongata function

A
  • transfer information between the PNS and the midbrain and forebrain
  • breathing, heart and blood vessel activity, swallowing, vomiting, and digestion