Neuro 3.3 Flashcards

1
Q

What is the major connection of emotions with the autonomic nervous system and response ?

A

The connection of the hypothalamus and the limbic system (cortex)

L’influence de l’hypothalamus sur le système limbique
explique probablement comment les émotions sont
influencées au service des pulsions d’homéostase pour créer
une motivation de comportement

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2
Q

Thermoregulation and hypothalamus

A
  • La thermorégulation est une fonction hypothalamique:
  • L’hypothalamus antérieur active la dissipation de chaleur
  • L’hypothalamus postérieur active la conservation de chaleur
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3
Q

Role of amygdala?

A

Émotions et pulsions

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4
Q

What is special about hippocampus cortex?

A

L’hippocampe est formé d’« archicortex » qui n’a que trois couches

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5
Q

How many layers in neocortex?

A

6 layers

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6
Q

Dominant vs non-dominant hemispheres

A

Dominant hemisphere is responsible for language
Dominant can also do visio-spatial attention of contralateral side

Non-dominant hemisphere is responsible for bilateral attention visuo-spaciale

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7
Q

What is faisceau arqué?

A

Neurons that connect broca (speech production) and wernicke’s (speech comprehension) areas

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8
Q

Difference of focal vs global lesions in the système activateur ascendant

A

Système activateur ascendant is important for vigilance

Les lésions focales ne causent généralement pas une atteinte de l’état de vigilance (elle causent plutôt une atteinte de fonction focale)

Mais si diffuses, l’état de vigilance peut être
atteint, allant jusqu’au coma

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