Brain Stem Flashcards

1
Q

What are the 3 main parts of the brain stem

A

Midbrain
Pons
Medulla oblongata

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2
Q

Medulla oblongata

A

Pyramids - anterior
Pyramid decussation
Olive - lateral to pyramids
Dorsal columns - posterior

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3
Q

Pons

A

Reticular formation - middle
Cerebellar peduncles - superior & middle
Pontocerebllar fibres - anterior & lateral

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4
Q

What 5 features make up the midbrain

A

Cerebral aqueduct - posterior
Decussation of superior cerebellar peduncle
Substantia negra
Crus cerebri
Colliculi - inferior & lateral

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5
Q

Afferent

A

Sensory neurones to the CNS

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6
Q

Efferent

A

Motor neurones away from the CNS

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