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CNS > FInal TQ > Flashcards

FInal TQ Flashcards

1
Q 
What is not a part of the epithalamus?
A. Reticular Nucleus
B. Pineal Gland
C. Stria Medullaris Thalmi
D. Habenula
A

A

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2
Q

How many functional components are in the brainstem?

A

7

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3
Q 
Parallel fibers come from which of the following?
A. Inferior Olivary Neurons
B. Purkinje Cells
C. Precerebellar Nuclei
D. Granule Cells
A

D

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4
Q

What is the most rostral part of the CNS?

A

Telencephalon

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5
Q

Which transmitter influences movement?

A

Ach

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6
Q

Which bundle of nerve fibers contains the central branches of the primary sensory neurons that provide for general sensation (not taste) from the posterior third of the tongue?

A

Spinal Trigeminal Tract

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7
Q

The Parasympathetic Preganglionic neurons to the heart are located in which nucleus?

A

Dorsal motor nucleus of the vagus

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8
Q

Which cerebellar pathway has fibers that cross?

A

Anterior Spinocerebellar

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9
Q

A receptor that monitors events within the body is called an ___

A

enteroreceptor

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10
Q

Where are the cell bodies of the neurons whose axons form the olfactory nerve?
A. In various nuclear groups within the anterior perforated substance
B. In the olfactory Bulb
C. In the olfactory epithelium
D. None of the above

A

C

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11
Q

Which nucleus is in the midline?

A

Raphe

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12
Q 
Where are descending upper motor fibers found?
A. Cerebral peduncle
B. Pyramid
C. Internal Capsule
D. All of the above
A

D

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13
Q

Why are the neurons of the olfactory epithelium unique?
A. They are the only neurons that continue to be produced and are regularly replaced throughout adult
B. They are the only primary sensory neurons to have axons that end in the cns
C. Their axons have the fastest known conduction velocities
D. They generate impulses in response to tactile stimulation of the skin and nose

A

A

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14
Q

Which CN carries taste sensations from the back of the throat, including the epiglottis?

A

Vagus

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15
Q

Which functional component do the trochlear, oculomotor, and hypoglossal nerves have in common?

A

GSE

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16
Q

The pelvic splanchnic nerve are composed of ___ __ fibers

A

preganglionic Parasympathetic

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17
Q

Which fiber is stimulated by stretching the muscle spindle?

A

Gamma

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18
Q

How much CSF is flowing through the ventricles, subarachnoid space and cisterns at any given time?

A

150 mL

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19
Q 
Which pair of nerves innervate the tensor tympani and stapedius muscles?
A. Chorda Tympani and Tympanic N.
B. Auditory and glossopharyngeal
C. Trigeminal and Facial
D. Vagus and Accessory
A

C

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20
Q 
Where is the spiral organ (of Corti) located?
A. Scala Vestibuli
B. helicotrema
C. Cochlear Duct
D. Scala Tympani
A

C

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21
Q 
If a dye, which is a very large molecule, is administered intravenously, it will stain the neurons in what location?
A. Circumventricular Organs
B. Amygdala
C. Paraventricular Nucleus
D. Corpus Striatum
A

A

22
Q 
The vestibular system is connected ipsilaterally with which part of the cerebellum?
A. paravermal area
B. Flocculonodular lobe
C. Neocerebellum
D. Vermis
A

B

23
Q 
Which are derivitives of neural crest cells?
A. Glial cells of CNS
B. Cerebral Cortex
C. Motor neurons
D. Sensory Neurons
A

D

24
Q

The cerebral aqueduct is located in the ___

A

Midbrain

25
Q 
Which dermatome is located on the upper limb?
A. C7
B. T10
C. L3
D. T4
A

A

26
Q 
Some mitral cell axons cross at the \_\_\_
A. Hippocampal Commissure
B. Posterior Commissure
C. Anterior Commissure
D. Corpus Callosum
A

C

27
Q 
Where are the lower motor neurons that innervate the hand located?
A. Central Nucleus
B. Retrodorsal Nucleus
C. Intermediolateral nucleus
D. Ventromedial Nucleus
A

B

28
Q 
The post. spinocerebellar tract originates from which nucleus?
A. Accessory Cuneate
B. Dorsal Thoracic (Clarke's)
C. Lumbosacral
D. Phrenic
A

B

29
Q 
Ascending Fibers of the medial longitudinal fasciculus end in the \_\_
A. cochlear nuclei
B. Vestibular Nuclei
C. Occulomotor nuclei
D. Superior Olivary Nuclei
A

C

30
Q

What lobe contains the auditory cortex?

A

Temporal

31
Q

The cause of the most common basal ganglia disorder is..
A. Lesion in the caudate nucleus
B Lesion of the claustrum
C. Dopamine depletion in the substantia nigra
D. Lesion in the subthalamus

A

C

32
Q

The purkinje cells of the pontocerebellum (neocerebellum) projects fibers mainly to the ___ nucleus

A

Dentate

33
Q 
Which thalamic nucleus is a relay for somatosensory pathways?
A. Pulvinar
B. Ventral Lateral
C. Ventral Posterior
D. Medial Geniculate
A

C

34
Q

What is the most common type of glial cell?

A

Astrocyte

35
Q 
Where are alpha motor neurons found?
A. tegmentum of brainstem
B. White matter of telencephalon
C. Anterior surface of brainstem
D. Grey matter of spinal cord
A

D

36
Q

What is a CNS spinal tract?
A. A tube containing CSF
B. A bundle of nerve fibers with the same fxn
C. Long narrow column of neuronal cell bodies
D. Principal cytoplasmic process of a neuron

A

B

37
Q

What sulcus/fissure splits the cerebral henispheres?

A

Longitudinal

38
Q

Which artery passes over the corpus callosum?

A

-Anterior Cerebral

39
Q

Which artery supplies most of the lateral cerebrum?

A

Middle Cerebral

40
Q

Where are the third order neurons of a somatosensory pathway located?

A

Thalamus

41
Q

Which statement is true?
A. All ascending central axons in the auditory pathway cross the midline in the medulla
B. Crossing of the ascending fibers at more than one level provides exclusive representation of the contralateral cochlea in the primary auditory cortex
C. There are both crossed and uncrossed ascending auditory fibers in the pons and midbrain
D. No ascending central axons in the auditory pathway cross at the midline at any level

A

C

42
Q 
Normally, both pupils respond with constriction when a light is shone into either eye. Identify a lesion, in which, when a light is shone onto the right retina, the left pupil responds but the right doesn't 
A. Transection of right oculomotor N
B. Transection of left oculomotor N
C. Transection of right Optic Tract
D. Transection of Left Optic Tract
A

A

43
Q

What kind of receptor is a muscle spindle?

A

Mechanoreceptor

44
Q

What are the functional units of the CNS?

A

Neurons

45
Q

The principal output neurons of the cerebral cortex are ___ cells

A

Pyramidal

46
Q 
The lamina of Rexed (spinal lamina of the grey matter) that collectively form the posterior horn of the spinal cord are:
A. I-IV
B. I, II
C. I-V
D. II-VII
A

A

47
Q 
The sacral elements of the spinal cord may be crushed by a fx of which vertebrae?
A. L5
B. L3
C. S1
D. L1
A

C

48
Q 
What part of the internal capsule lies between the thalamus and putamen?
A. Genu
B. Retrolenticular Area
C. Anterior Limb
D. Anterior Limb
A

D

49
Q

In “Monty Python and the Holy Grail”, the characters run away from a big scary bunny. In this instance, their ____ was being used

A

Sympathetic NS

50
Q 
Which sulcus separates the primary motor cortex from the somatosensory cortex?
A. Calcarine
B. Lateral
C. Central
D. Marginal
A

C

CNS (6 decks)

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