Medial Coronal section. Flashcards

1
Q

Name this and state its function.

A

Corpus Callosum.

  • Bundle of nerves connecting both cerebral hemispheres.
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2
Q

Name and state its function.

A

Lateral ventricles.

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3
Q

Name this and state its function.

A

Hippocampus.

  • Ability to form new long term memories, especially spatial memory and direction.
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4
Q

Name this and state its function.

A

Thalamus.

  • Gatekeeper and modulator of sensory inputs being sent to cortex.
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5
Q

Name this and state its function.

A

Third ventricle.

  • Contain CSF fluid from lateral ventricle—->Third ventricle—>Fourth ventricle.
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6
Q

Name this and state its function.

A

Caudate nucleus.

  • Controls voluntary skeletal movement.
  • Further in learning, motivation, reward , etc…
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7
Q

Name this ,state its function and the name of the structures closely associated with it.

A

Putamen.

  • Linked with the corpus striatum, involved in feedback loop to prepare and aid in movement of limbs.
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8
Q

Name this, state its function and its components[4 marks].

A

Globus Pallidus.

  • Controls conscious and proprioceptive movements.

Components:

  • Gpe: intrinsic nucleus
    • relays information.
  • Gpi: output nucleus.
    • Outputs information to the thalamus.
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9
Q

Name this and state its function.

A

Crus Cerebri.

  • Connects both hemispheres to the cerebellum.
    • Forming the middle cerebellar peduncle.
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10
Q

Name this and state its function. Also, state all 3 fibres involved.

A

Basilar pons.

  • Provides information to the cerebellum through fibres.
    • corticospinal fibres, corticonuclear, corticopontine.
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11
Q

Name this and state its function.

A

Claustrum.

  • ​Theorised: processing of complex stimuli into consciousness??
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12
Q

Name.

A

Temporal horn of lateral ventricle.

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13
Q

Name this, state its function and consequence of lesion in this area.

A

Fornix.

  • Transmits outgoing signals to the hippocampus via neurotransmitters with the main purpose of episodic memory.

Transmits Theta waves aswell.

Lesion: anterograde amnesia.

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14
Q

Name this and state its function. And what tract is involved?

A

Mamillary bodies.

  • Project to the anterior nucleus of the thalamus( via mamillothalamic tract), with main functions of spatial and recollective memory.
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15
Q
A
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