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neuro anatomy > lolas quiz > Flashcards

lolas quiz Flashcards

1
Q

name all the cranial nerves that exit via the jugular foramen

A

9 - glossopharyngeal
10 - vagus
11 - accessory

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2
Q

name all the cranial nerves that carry both sensory and motor fibres

A

5 - trigeminal
7 - facial
9 - glossopharyngeal
10 - vagus

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3
Q

which cranial nerve abducts the eye

A

abudcents

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4
Q

which 3 cranial nerves is involved with taste

A

7 - facial
9 - glossopharyngeal
10 - vagus

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5
Q

how many cranial nerves exit via the superior orbital fissure

A

4

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6
Q

what are the 3 layers of the meninges (most superficial first)

A

dura
arachnoid
pia

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7
Q

name the 2 hormones that the posterior pituitry gland produces

A

oxytocin
vasopressin

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8
Q

name one function of the cerebellum

A

balance and posture
coordination
motor learning
cognitive functions

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9
Q

i am going to name some main components of a key structure, please name this structure
Caudate Nucleus, Putamen, Globus Pallidus,Subthalamic Nucleus and Substantia Nigra

A

basal nuclei / ganglia

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10
Q

what is the function of the structure you have should have named

A

Regulate the muscle tone - smoothens voluntary movements

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11
Q

what structure is the relay centre for sensory and motor signals and has a function of consciousness and alertness

A

thalamus

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12
Q

name all 4 sulci

A

parieto-occipital
central sulcus
lateral fissure
pre-occipital notch

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13
Q

what is the alternative name for the forebrain

A

prosencephalon

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14
Q

what does the named embryological division then split into

A

telencephalon and diencephalon

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15
Q

what does the rhombencephalon split into

A

myencephalon and metencephalon

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16
Q

the medulla is the adult derivartive from which embryological division

A

myencephalon

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17
Q

which 2 cranial nerves exit via the auditory canal

A

7 - facial
8 - vestibulocochlear

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18
Q

which tract is the only ipsilateral one

A

dorsal column

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19
Q

what is the modality of the lateral spinothalamic

A

norciception and temp

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20
Q

what is the second order neuron for the anterior spinothalamic tract

A

substantia gelatinosa

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21
Q

where does the spinoreticular, tectal and olivary tract run to

A

brainstem

22
Q

what is unique about the olfactory system

A

skips the thalamus and goes straight to the cortical areas

23
Q

what is the most common taste papillae found all over the tongue but mostly the edges

A

fungiform

24
Q

which structure controls how much light enters the eye and how?

A

iris by changing shape

25
Q

what happens at the optic chiasm

A

signals from two optic nerves converge at this crossover junction

26
Q

what vibrates to produce ossicles after sound waves have travelled

A

tympanic membrane

27
Q

name the first second and third order neurons for the vestibular system

A

First order neuron - vestibular ganglion
Second order neuron - vestibular nuclei in medulla oblongata
Third order neuron - Thalamus

28
Q

what is the only pyramidal tract

A

corticospinal

29
Q

what is the modality of that tract

A

voluntary, discrete, skilled movements

30
Q

name one other descending tract

A

Rubrospinal
Reticulospinal
Vestibulospinal
Tectospinal
Olivospinal

31
Q

define basal ganglia

A

Collection of gray matter nuclei located deep within the white matter of the cerebral hemispheres

32
Q

name the 4 structures in the direct pathway of the basal ganglia

A

Motor Cortex- Striatum- Internus- Thalamus

33
Q

what is the net effect of the indirect pathway of the basal ganglia

A

turns off the motor cortex so inhibits movement

34
Q

what are the roots of the brachial plexus

A

c5,6.7.8.t1

35
Q

what are the branches of the brachial plexus

A

musculocutaneous
axillary
median
radial
ulnar

36
Q

4 functions of the limbic system
HOME

A

Homeostatic functions* Olfaction* Memory* Emotions and drives

37
Q

what is the hippocampus involved with in the limbic system

A

memory (recent and processing long term memories)

38
Q

what does the sagittal plane divide into

A

2 halves

39
Q

name 1 physiological change controlled by the sympathetic ns

A

inhibits salvation
dilates pupils
accelerates heart
contricts blood vessels
stimulates sweat production

40
Q

what is the physiological benefit of the circle of willis

A

if one artery/region of the brain becomes blocked, blood is still able to flow and innervate the brain

41
Q

name the neuroglia cells in CNS

A

astrocytes, ependymal cells, microglia, oligodendrocytes

42
Q

name the structures in the optic pathway

A

optic nerve
optic chiasm
tract
lateral geniculate
optic radiation
visual cortex

43
Q

what do the meninges surround

A

brain and spinal cord

44
Q

where is the CSF produced and which space contains it

A

choroid plexus and subarachnoid

45
Q

which part of the brainstem has superior and inferior colliculi

A

mid brain

46
Q

name the first order neuron of the visual pathway

A

bipolar cells of the retina

47
Q

what are the 2 arteries that supply blood to the spinal cord

A

anterior and posterior spinal artery

48
Q

if i was having trouble hearing what lobe would you suggest is damaged

A

temporal

49
Q

which cells produce myelin in the PNS

A

shwann (charlottes fav)

50
Q

where does the spinal cord start

A

foramen magnum in the skull

neuro anatomy (24 decks)

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