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Neuroanatomy > Weekly Quiz > Flashcards

Weekly Quiz Flashcards

1
Q

the main type of cell which produces CSF is

A

ependymal cell

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2
Q

The aqueduct of sylvius connects the

A

third and fourth ventricles

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3
Q

the fourth ventricle arises from the

A

metencephalon

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4
Q

Which of the following statements regarding cerebrospinal fluid is incorrect

A

Hydrocephalus is an under-production of cerebrospinal fluid

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5
Q

Swelling of the optic disc due to raised intracranial pressure is known as a

A

Papilledema

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6
Q

Which statement regarding the meninges is false

A

Arachnnoid matter adheres to the cortical surface

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7
Q

Broadmann areas 41 and 42 are important for what sensation

A

audition

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8
Q

wernicke’s area includes the

A

Inferior parietal lobule and the superior temporal gyrus

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9
Q

This cortical area is involved in the control of visual attention and eye movements

A

frontal eye field

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10
Q

The fissure of Rolando separates the

A

The precentral gyrus from the posterior central gyrus

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11
Q

The primary visual cortex refers to the

A

Calcarine sulcus and adjacent gyri

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12
Q

The lateral wall of the third ventricle is formed by the

A

thalamus

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13
Q

All of the following cranial nerves are exclusively motor nerves excluding:

A

trigeminal

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14
Q

The Edinger-Westphal Nucleus is located in the:

A

midbrain

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15
Q

which of the following nuclei lie immediately inferior to the inferior cerebellar peduncles?

A

Vestibular

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16
Q

The sulcus basillaris (basilar sulcus) is present on the ventral surface of the

A

pons

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17
Q

All of the following fibres are contained in the ventral part of the pons excluding

A

medial lemniscus

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18
Q

The interpeduncular fossa is the space between the two:

A

crus cerebri

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19
Q

Which statement concerning the mammillary bodies is false

A

The mammillary bodies assist with vision

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20
Q

the medulla oblongata becomes the spinal cord at

A

the foramen magnum

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21
Q

he spinal cord ends at what vertebral level in the fully grown adult

A

L1/L2

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22
Q

A spinal tap (lumbar puncture) is most safely administered between what two vertebrae

A

L4 and L5

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23
Q

all of the following are features of the grey matter of the spinal cord excluding:

A

Lateral funiculus

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24
Q

Which of the following statements concerning the cerebellum is incorrect

A

The cerebellum is located in the middle cranial fossa

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25
Q

This nerve originates from the brainstem anterior to the olives but posterior to the pyramids

A

Hypoglossal nerve

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26
Q

this cranial nerve is the only nerve to originate from the dorsal aspect of the brainstem

A

trochlear

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27
Q

The tegmentum of the lower pons is the continuation of the medulla oblongata excluding the

A

Pyramids

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28
Q

Lesions of the spinal cord at spinal segment C5 will result in

A

Quadriplegia

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29
Q

Which of the following tracts descends in the anterior funiculus of the spinal cord?

A

tectospinal

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30
Q

proprioceptive, tactile and vibratory sensory information from the lower limbs is chiefly carried by

A

Gracile fasciculus

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31
Q

The sensation of pain, temperature, crude touch, and/or pressure to the viscera is known as

A

interoception

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32
Q

Conscious and unconscious position sense from joints, tendons and ligaments is known as

A

proprioception

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33
Q

Fibres of the posterior column (medial lemniscal) pathway decussate at the:

A

lower medulla

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34
Q

2nd order neurons of the trigeminothalamic tract that carry sensory information related to fine touch and vibration originate in which brainstem nucleus

A

chief nucleus

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35
Q

an MRI shows a right hemisection of the spinal cord at C6. What is the expected result from injury?

A

Absent sensation to pain and temperature in the left hand

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36
Q

approximately what percentage of upper motor neurons decussate at the pyramids in the corticospinal tract

A

80

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37
Q

Which of the following is not an extrapyramidal tract

A

lateral corticospinal

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38
Q

A positive Babinski sign is usually a feature of

A

An upper motor neuron lesion

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39
Q

Akinesia refers to

A

an inability to initiate movement

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40
Q

Which of the following statements concerning the cerebrocerebellum is incorrect

A

The cerebrocerebellum receives inputs from the vestibular system

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41
Q

Neurons in the retina that are sensitive to light are known as

A

photoreceptors

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42
Q

Which of the following statements concerning rods is incorrect

A

Rods consist of an outer, inner and cone segment

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43
Q

Blurred or a lack of vision in the central field is a symptom of what condition

A

macular degeneration

44
Q

Fibres of the optic tract travel to which nuclei of the thalamus

A

Lateral geniculate nuclei

45
Q

Fibres that project from the lateral geniculate nucleus of the thalamus to the primary visual cortex are known as the

A

geniculocalcarine tract

46
Q

A lesion to the optic chiasm is likely to result in which visual impairment

A

Bitemporal hemianopsia

47
Q

the organ of corti is housed in the

A

scala media

48
Q

The spiral ganglion contains the cell bodies of the

A

Primary afferents of the auditory pathway

49
Q

Which of the following statements concerning the auditory pathway is incorrect

A

Fibres projecting from the dorsal cochlear nucleus relay information to the superior olivary nucleus

50
Q

Which of the following is not a vestibular nuclei

A

Geniculate vestibular nucleus

51
Q

which of the following cortices receives direct sensory input without an interposed thalamic connection?

A

Olfactory cortex

52
Q

Which of the following statements concerning the olfactory cortex is incorrect

A

The olfactory cortex extends into the occipital lobe

53
Q

Which of the following structures is not part of the hippocampal formation

A

Amygdala

54
Q

The amygdala is connected to the hypothalamus via the

A

stria terminalis

55
Q

The Papez Circuit can be represented by which pathway

A

Hippocampus → fornix → mammillary body → mammillothalamic fibres→ thalamus (anterior nucleus) → cingulum→ entorhinal cortex → hippocampal formation

56
Q

Common symtoms of Wernicke’s aphasia include all of the following excluding:

A

Slow labored speech

57
Q

Common symtoms of Broca’s aphasia include all of the following excluding:

A

Fluid non-sensical speech

58
Q

Occlusion of which artery is likely to cause aphasia

A

Middle cerebral artery

59
Q

Dysarthia is

A

A motor speech disorder caused by impaired control of the muscles responsible for speech​

60
Q

The hypoglossal nucleus is most clearly seen in a cross-section at what level of the brainstem

A

upper medulla

61
Q

The thalamus forms the lateral wall of which anatomical structure

A

3rd Ventricle

62
Q

The ventral posterolateral nucleus of the thalamus (VPL) projects sensory information to the

A

post central gyrus

63
Q

The pulvinar nuclei of the thalamus project efferent fibres to the:

A

Visual cortex and the association areas of the parietal and temporal cortices

64
Q

Which statement concerning the anterior nuclei of the thalamus is true

A

The anterior nuclei of the thalamus receive afferent fibers from the mammillary bodies via the mammillothalamic tract

65
Q

Which of the following is the prominent population of melanin-containing cells located immediately internal to the crus cerebri​

A

Substantia nigra

66
Q

the corpus striatum is composed of the

A

caudate and putamen

67
Q

Corticospinal fibres travel through the

A

Posterior limb of the internal capsule

68
Q

involuntary, erratic movements, which are often a result of damage to the basal ganglia is referred to as

A

Dyskinesia

69
Q

Which of the following statements concerning the basal ganglia is incorrect

A

The internal capsule houses neuronal cell bodies

70
Q

which of the following nuclei is not a nucleus of the thalamus

A

caudate nucleus

71
Q

The peripheral nervous system consists of ____ pairs of spinal nerves

A

31

72
Q

Which of the following statements concerning the parasympathetic nervous system is correct?

A

The parasympathetic nervous system can be referred to as the ‘rest and digest system’ due to its reducing action on heart rate and increase in intestinal and gland activity

73
Q

Which of the following can be considered special visceral sensation

A

olfaction

74
Q

Preganglionic neurons lie within the

A

central nervous system

75
Q

Defects in the autonomic nervous system will affect

A

viscerl organs

76
Q

Which system is not regulated by a center in the medulla oblongata?

A

immune system

77
Q

The left internal carotid artery and the left posterior cerebral artery are connected via the

A

left posterior communicating artery

78
Q

The thalamus is supplied by which artery

A

Posterior cerebral artery

79
Q

Ischaemia of the left middle cerebral artery will likely result in all of the following excluding

A

Left face and arm weakness

80
Q

Blood of the inferior sagittal sinus drains firstly to the

A

straight sinus

81
Q

regarding meningeal layers and spaces which is correct

A

subarachnoid space contains CSF

82
Q

the middle cerebral artery is a continuation of the

A

internal carotid

83
Q

the medial geniculate nucleus of thalamus is associated with

A

hearing

84
Q

the motor nucleus of the facial nerve is in the

A

pons

85
Q

the peri-callosal artery is abranch of the

A

anterior cerebral artery

86
Q

the manubriosternal joint is classified as

A

symphysis

87
Q

the manubriosternal junction corresponds to the level of the disc space between

A

T4 and T5

88
Q

aoritc area for ausculation is where

A

At the 2nd intercostal space to the right of the sternum

89
Q

interchondrial joint exist between the

A

8th, 9th, 10th ribs

90
Q

in an interchostal space, where can the neurovascular bundle be found

A

Between internal and innermost intercostal muscles

91
Q

the peripheral diaphragmatic pleura is supplied by the

A

lower intercostal nerves?

92
Q

pulmonary nodes drain directly to the

A

bronchopulmonary nodes

93
Q

the hilum of the lung lies at which level of costal cartilage

A

3nd, 3rd, 4th

94
Q

at the hilum of the lung the phrenic artery runs

A

anterior

95
Q

the lower lobe of right lung contains how many segments

A

5

96
Q

the cartilaginous ridge at the bifurcation of the trachea is termed the

A

the carina

97
Q

which of the following does not leave an impression on the right lung

A

brachiocephalic trunk

98
Q

costochondrial joints are

A

primary cartilaginous

99
Q

intercostal arteries are found

A

superior to the nerve

100
Q

right crus of the diaphragm encircles the

A

eosophagus

101
Q

which of the floowing does not happen during inspiration

A

diaphragm moves up

102
Q

which of the floowing does not happen during inspiration

A

diaphragm moves up

103
Q

contents of the lung roots contain all the

A

pulmonary plexus

104
Q

in a thoracocentesis performed in the midaxillary line the needle would not pierce

A

Transversus thoracis

105
Q

the upper lobe of left lung has how many segments

A

5

106
Q

accumulation of blood in the pleural cavity is called

A

haemothorax

Neuroanatomy (23 decks)

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