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neuro lab > pre-lab questions > Flashcards

pre-lab questions Flashcards

1
Q

the brain and spinal cord are covered by three separate membranes called ________.

A

meninges

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2
Q

which of the following is one of the two partitions that are made of fused dural layers?

A

tentorium of the cerebellum

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3
Q

this part of the meninges lies just below the dura

A

arachnoid mater

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4
Q

how many cranial nerves are there?

A

12

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5
Q

how many cranial nerves mediate motor behaviors?

A

5

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6
Q

which cranial fossa contains the opening through which the brain and spinal cord are continuous with each other?

A

posterior

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7
Q

which cranial nerve gains access to the CNS through the cribiform plate?

A

cranial nerve 1

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8
Q

what is the name of the large sinus that runs along the midline?

A

superior sagittal sinus

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9
Q

how many nerves exit via the superior orbital fissure?

A

4

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10
Q

which cranial fossa contains the opening through which the brain and spinal cord are continuous?

A

posterior

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11
Q

the right and left vertebral arteries join ton form which artery?

A

basilar artery

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12
Q

in humans, this structure clearly separates the temporal lobe from the frontal and parietal lobes

A

Sylvian fissure

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13
Q

to find the boundary of the frontal lobe you first find which sulcus?

A

superior frontal sulcus

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14
Q

in the human, the basilar artery bifurcates into which artery?

A

posterior cerebellar artery

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15
Q

the basilar artery lies at the base of which structure?

A

pons

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16
Q

in the sheep, the superior frontal sulcus terminates into which structure?

A

crucial sulcus

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17
Q

when you lift the hippocampus, what underlying structure do you expose?

A

thalamus

18
Q

the space between the cerebellum and the brainstem is called what?

A

fourth ventricle

19
Q

what structure “kneels” on the anterior commissure?

A

columns of the fornix

20
Q

when you open the interhemispheric fissure you can see what structure?

A

corpus callosum

21
Q

the brainstem contains several collections of cell bodies called what?

A

cranial nerve nuclei

22
Q

CSF flows from the ventricle into the subarachnoid space through which structure?

A

foramen of magendie

23
Q

where is the third ventricle located?

A

between the thalamus and the hypothalamus

24
Q

which commissure interconnects the olfactory structures and regions of the middle and inferior temporal gyrus?

A

anterior commissure

25
Q

which part of the ventricular system connects after the third or fourth ventricles?

A

cerebral aqueduct

26
Q

you will know if you make the perfect midline sagittal cut if this structure is left completely intact in both hemispheres

A

septum pellucidum

27
Q

which peduncle connects the cerebellum to the pons?

A

middle cerebellar peduncle

28
Q

which of these is the most extensive projection fiber tract connecting the cortex to the cerebellum, brainstem, and spinal cord?

A

internal capsule

29
Q

each ventricle contains a vascular structure known as what ?

A

choroid plexus

30
Q

this cerebellar structure receives somatosensory information from the spinal cord and sends its outputs via the fastigial nucleus to the vestibular and motor nuclei in the reticular formation

A

vermis

31
Q

what kind of stain is used for the histology lab?

A

mulligan stain

32
Q

which of these chemicals is not in solution A ?
1) bromine
2)phenol
3) copper sulfate
4)HCl

A

bromine

33
Q

how long do you submerge your slices in solution A ?

A

1-5 minutes

34
Q

after submerging your slices in solution A, what solution do you place the slices next?

A

dH2O

35
Q

how long do you place your sections on the tannic acid?

A

1 minute

36
Q

what color should the gray matter become after staining?

A

black

37
Q

the gray matter should change color after submerging the slices in which of the following?

A

iron alum

38
Q

what solution do you put the slices in after the tannic acid?

A

dH2O

39
Q

after the final dH2O rinse, where should you place your slices so that you can observe the results of the staining?

A

dissection tray

40
Q

when you are finished for the day, which of the following do you use to preserve the stain and keep the sides from dehydrating while stored?

A

dH2O

neuro lab (5 decks)

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