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NEUROANATOMY > The brain stem > Flashcards

The brain stem Flashcards

1
Q

What are the parts of the brainstem (locate on picture)

A

Medulla obligata
Pons
Mesencephalon

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2
Q

What does the brainstem connect?

A

The spinal cord to the diencephalon

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3
Q

What does the ventral surface connect to?

A

The clivus of the occipital bone

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4
Q

What is the dorsal part connected to?

A

To the cerebellum via the three cerebellar peduncles

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5
Q

What can you find between the cerebellum and the dorsal brainstem?

A

The fourth ventricle

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6
Q

What is the content of the brainstem?

A

Nuclei of the cranial nerves
Nervous tracts
Retucular foramen with the cardio-respiratory center

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7
Q

Name the parts from caudal to rostal

A

Medulla obligata
Pons
Mesencephalon

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8
Q

What lies within the medulla obligata?

A

The central canal expanding to form the 4th ventricle

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9
Q

Which nucli of CN is in the medulla obligata grey matter?

A 
Trigerminal V 
Glossopharyngeal IX
Vagus X
Accessory XI
Hypoglossal XII
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10
Q

What is another name for medulla obligata?

A

Myelencephalon

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11
Q

Which chat can we find behind the medulla obligata and the cerebellum?

A

Cisterna magna (cerebellomedullary)

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12
Q

Which systern is located in front of the medulla obligata?

A

Pontomedullary cistern

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13
Q

What formes part of the floor of the fourth ventricle?

A

The pons

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14
Q

Which nucli of CN is in the pons grey matter?

A

Trigerminal V
Abducent VI
Facial VII
Vestibulocochlear VIII

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15
Q

Which part of the brainstem is the breathing center located?

A

Pons

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16
Q

What are the divisions of the mesencephalon?

Define their location

A

Tectum (anterior)
Tegmentum (middle)
Cerebral crura (posterior)

17
Q

Where can we find the aquaduct and what does it connect?

A

In the tegmentum of the mesencephalon

it connects the 3rd and 4th ventricles

18
Q

What is the mesencephalon a synonym for?

A

Midbrain

19
Q

What connects the midbrain to the two hemispheres?

A

The cerebral crura

20
Q

Which nucli of CN is in the mesencephalon grey matter?

A

Oculomotor III

Trochlear IV

21
Q

What is the mesencephalon responsible for?

A

Reflex movments of the eye, body and head in the direction of stimuli ( visual and auditory)

22
Q

What formes the cerebral peduncle?

A

The tegmentum and cerebral crus of midbrain

23
Q

Where is the interpeduncular cistern?

A

Ventral to the midbrain

24
Q

Where is the ambiend cistern located?

A

Lateral to the midbrain

25
Q

Where is the quadrigeminal cistern located?

A

Dorsally to the midbrain

NEUROANATOMY (10 decks)

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