Neuro Practical Flashcards

(58 cards)

1
Q

Ridge directly anterior to central sulcus

A

Motor Cortex (Precentral gyrus)

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2
Q

Ridge directly posterior to central sulcus

A

Somatosensory Cortex (Postcentral gyrus)

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3
Q

Groove separating the frontal and parietal lobes

A

Central sulcus

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4
Q

Groove separating frontal and parietal lobes from the temporal lobe

A

Sylvian Fissure (Lateral Sulcus)

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5
Q

Located adjacent to the motor cortex in the left frontal lobe

A

Broca’s Area

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6
Q

Located in the posterior portion of the left temporal lobe

A

Wernicke’s Area

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7
Q

Arachnoid mater + pia mater = ?

A

Leptomeninges

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8
Q

Extension of dura mater that separates the cerebral hemispheres

A

Falx Cerebri

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9
Q

Extension of dura mater that separates the cerebellum from the occipital lobes

A

Tortorium Cerebelli

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10
Q

Off of what artery does the Posterior Inferior Cerebellar Artery branch from?

A

Vertebral Artery

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11
Q

Off of what artery does the Anterior Inferior Cerebellar Artery branch from?

A

Basilar Artery

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12
Q

Off of what artery does the Superior Cerebellar Artery branch from?

A

Basilar Artery

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13
Q

Off of what artery does the Posterior Cerebral Artery branch from?

A

Basilar Artery

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14
Q

Off of what artery does the Anterior Cerebral Artery branch from?

A

Internal Carotid Artery

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15
Q

Off of what artery does the Middle Cerebral Artery branch from?

A

Internal Carotid Artery

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16
Q

Circulatory anastomosis that supplies blood to brain and surrounding structures

A

Circle of Willis

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17
Q

Off of what artery does the Vertebral Artery branch from?

A

Subclavian Artery

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18
Q

What does the basilar artery recline upon?

A

Clivus

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19
Q

What structure divides the cribiform platte?

A

Crista galli

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20
Q

Where does the Posterior Communicating Artery run from?

A

From the Middle Cerebral Artery to the Posterior Cerebral Artery

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21
Q

What is the pituitary stalk called?

A

Infundibulum

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22
Q

Tapered, lower end of the spinal cord

A

Conus medullaris

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23
Q

Delicate strand of fibrous tissue proceeding inferiorly from the conus medullaris

A

Filum terminale

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24
Q

Where does the conus medullaris occur?

25
The filum terminale is a modification of ________ ___________
Pia mater
26
A brain contusion that is football-shaped
Epidural Hematoma
27
An epidural hematoma involves shearing of the ______________
Middle Meningeal Artery
28
A brain contusion that is crescent-shaped
Subdural Hematoma
29
A subdural hematoma involves shearing of the ______________
Bridging Veins
30
Which arteries are involved in the compression of the Oculomotor Nerve?
Posterior Cerebral Artery | Superior Cerebellar Artery
31
Failure of neural tube closure; limited to the region of the posterior
Myelomeningocele (biggest problem)
32
What tissues are contained in a meningocele?
CNS, CSF (spinal cord and meninges), skin
33
What is the underlying congenital bony defect in a meningocele?
Spina bifida
34
What vertebrae is usually involved in a myelomeningocele?
L5/S1
35
What structure in the cerebrum is essential in memory function?
Hippocampus
36
One of the largest nuclei in the brain. Is depigmented in some neurodegenerative disorders?
Substantia Nigra
37
Where are the substantia nigra located?
Midbrain
38
The corticospinal tract is consolidated in the midbrain within what structures?
Peduncles
39
The corticospinal tract is consolidated in the medulla within what structures?
Pyramids
40
What lies directly under the falx cerebri?
Corpus callosum
41
Which cranial nerve exits posteriorly from the brainstem?
The trochlear nerve
42
Is the cauda equina composed of CNS or PNS?
PNS
43
Where can the choroid plexus be located?
In the lateral and third ventricles
44
What makes the walls of the third ventricle?
Thalamus
45
What lies on top of the medulla
The vertebral arteries
46
What is the thin membrane that separates the left and right lateral ventricles?
Septum pellucidum
47
What does the Anterior Cerebral Artery supply?
Midline portions of the frontal lobe and some of the superior portion of the parietal lobe
48
What does the Middle Cerebral Artery supply?
Portion of the frontal lobe, and the lateral portion of the parietal and temporal lobes
49
What does the Posterior Cerebral Artery supply?
Occipital lobe, inferior part of the temporal lobe, thalamus, etc.
50
Soft spots in an infant where the skull has not been fused
Fontanels
51
What's the name of the occipital suture?
Lambdoid suture
52
Region where the frontal, parietal, temporal, and sphenoid join together. Located on side of skull
Pterion
53
Groove in the skull that runs the same tract as the falx cerebri
Superior Sagittal Sinus
54
Groove that that runs in an "S" shape along the back of the skull, enters the jugular foramen and becomes the IJ
Sigmoid Sinus
55
Which artery creates grooves on the interior of the skull? Located below the pterion
Middle Meningeal Artery
56
Flow of CSF through the ventricles:
Lateral ventricles --> interventricular foramen --> third ventricle --> cerebral aqueduct --> fourth ventricle
57
Gray matter in the cerebrum; next to the internal capsule
Basal ganglia
58
Elongated ridges on the floor of each lateral ventricle
Hippocampus