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Topic 5.0 Diencephalon

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Anatomy Test sobre Topic 5.0 Diencephalon, creado por Y Y el 05/02/2019.
Y Y
Test por Y Y, actualizado hace más de 1 año
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Creado por Y Y hace alrededor de 5 años
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Resumen del Recurso

Pregunta 1

Pregunta
Thalamus is the biggest relay station in the CNS
Respuesta
  • yes
  • no

Pregunta 2

Pregunta
The reticular thalamic nuclei form a shell-like structure on the antero-lateral surface of the thalamus
Respuesta
  • yes
  • no

Pregunta 3

Pregunta
a basic function of the thalamus is processing of sensory information
Respuesta
  • yes
  • no

Pregunta 4

Pregunta
hypothalamus is concerned with control of food and water intake
Respuesta
  • yes
  • no

Pregunta 5

Pregunta
subthalamus is somatosensory control center
Respuesta
  • yes
  • no

Pregunta 6

Pregunta
mamillary bodies are anatomically related to the hypothalamus
Respuesta
  • yes
  • no

Pregunta 7

Pregunta
diencephalon originates from the prosencephalic ventricle
Respuesta
  • yes
  • no

Pregunta 8

Pregunta
lateral thalamic nuclei are classified functionally as associate nuclei
Respuesta
  • yes
  • no

Pregunta 9

Pregunta
the anterior group of thalamic nuclei are functionally part of the limbic system
Respuesta
  • yes
  • no

Pregunta 10

Pregunta
internal medullary lamina divides the thalamus into 3 groups of nucei- anterior, medial and lateral
Respuesta
  • yes
  • no

Pregunta 11

Pregunta
which of the following thalamic nuclei has a motor function
Respuesta
  • lateral dorsal nucleus
  • mediodorsal nucleus
  • ventral lateral nucleus
  • ventral posterior nucleus
  • lateral posterior nucleus

Pregunta 12

Pregunta
spinothalamic fibers project to which one of the following thalamic nuclei
Respuesta
  • ventral posteromedial (VPM) nucleus
  • pulvinar
  • ventral anterior nucleus
  • ventral posterolateral (VPL) nucleus
  • anterior nucleus

Pregunta 13

Pregunta
cerebellar fibers project to which one of the following thalamic nuclei
Respuesta
  • ventral posteromedial (VPM) nucleus
  • lateral dorsal nucleus
  • lateral posterior nucleus
  • ventral lateral nucleus
  • anterior nucleus

Pregunta 14

Pregunta
the globus pallidus projects to which one set of thalamic nuclei
Respuesta
  • centromedian, ventral anterior, and ventral lateral nuclei
  • ventral anterior, ventral lateral, and anterior nuclei
  • ventral lateral, lateral dorsal, and lateral posterior nuclei
  • mediodorsal, ventral posterolateral (VPL), and ventral posteromedial (VPM) nuclei
  • centromedian, lateral dorsal, and lateral ventral nuclei

Pregunta 15

Pregunta
the thalamus receives precortical sensory input from all of the following modalities EXCEPT
Respuesta
  • general somatic sense
  • gustation
  • vision
  • audition
  • olfaction

Pregunta 16

Pregunta
all of the following statements concerning the mediodorsal nucleus are correct EXCEPT it
Respuesta
  • receives input from the amygdaloid nucleus
  • receives input from the intralaminar muscle
  • is part of the limbic system
  • is part of the extrapyramidal motor system
  • has reciprocal connections with the prefrontal cortex

Pregunta 17

Pregunta
which of the following structures is a part of the hypothalamus
Respuesta
  • corpus pineale
  • corpus geniculatum laterale
  • infundibulum
  • inferior colliculi

Pregunta 18

Pregunta
which of the thalamus is not true
Respuesta
  • the medial group of nuclei receives afferents from hypothalamus
  • the ventral anterior nucleus is a part of the extrapyramidal neural network
  • the ventral anterior nucleus doesn't receive afferents from pallidum and substantia nigra
  • the ventral posterior lateral nucleus receives afferents from spinal lemnisucs
  • the ventral posterior medial nucleus receives afferents from trigeminal lemniscus

Pregunta 19

Pregunta
which of the following structures is a part of epithalamus
Respuesta
  • hypophysis
  • corpus geniculatum mediale
  • habenular trigone
  • superior colliculus

Pregunta 20

Pregunta
which of the thalamus is not true
Respuesta
  • it has laterally the posterior limb of internal capsule.
  • the hypothalamic sulcus (sulcus of Monro), which extends from the interventricular foramen to the cerebral aqueduct is the boudnary between the thalamus and midbrain (mesencephalon)
  • its upper surface is covered by a layer of white substance, named the stratum zonale
  • the stria terminalis cover the thalamostriate vein, marking a line of separation between the thalamus and the caudate nucleus

Pregunta 21

Pregunta
which of the listed structures belongs to epithalamus
Respuesta
  • optic chiasm
  • hypophisis
  • lamina affixa
  • pineal body
  • mammilary bodies

Pregunta 22

Pregunta
the hypothalamus
Respuesta
  • is a division of the diencephalon
  • is perfused by the posterior communicating artery
  • is visible only from the ventral aspect of the brain
  • lies within the walls of the fourth ventricle
  • includes the mamillary body

Pregunta 23

Pregunta
the third ventricle
Respuesta
  • communicates with the lateral ventricles through the interventricular foramina
  • communicates with the fourth ventricle by means of the cerebral (Sylvian) aqueduct
  • communicates with the subarachnoid space through holes in its roof
  • has no choroid plexus
  • is anterior to the pineal body

Pregunta 24

Pregunta
the thalamus
Respuesta
  • receives the terminations of the second neurons of the proprioceptive pathway mainly from the same side of the body
  • receives fibers from the mamillary bodies
  • contains the cell bodies of the third neuron of the touch pathway
  • has connections with the motor areas of the cerebral cortex
  • receives fibres from the dentate nucleus of the cerebellum mainly from the same side

Pregunta 25

Pregunta
the thalamus
Respuesta
  • is separated from the lentiform nucleus by anterior limb of the internal capsule
  • forms part of the lateral wall of the third ventricle
  • has the interventricular foramen posterior to it
  • is inferior to the body of the fornix
  • has an upper surface which is partly in the floor of the lateral ventricle

Pregunta 26

Pregunta
in connection with thalamus
Respuesta
  • the anterior group of nuclei is connected to structures of limbic system
  • the lateral group of nuclei are responsible for the behavioural actions
  • the ventral posterior lateral nucleus receives afferents from spinal cord
  • the ventral posterior lateral nucleus sends fibers to spinal cord
  • the lateral geniculate body is connected to the visual system

Pregunta 27

Pregunta
the subthalamus
Respuesta
  • is located between the midbrain tegmentum and diencephalon
  • the subthalamic nucleus belongs to the pyramid system
  • the subthalamic nucleus has a biconvex shape
  • abuts the external capsule laterally
  • is concerned with motor control

Pregunta 28

Pregunta
the hypothalamus
Respuesta
  • controls the body homeostasis
  • forms the wall of the third ventricle
  • is seen on the ventral surface of the brain
  • receives direct impulses from the retina
  • is concerned with motor control

Pregunta 29

Pregunta
the hypothalamus
Respuesta
  • is subdivided into three nuclear groups
  • is anatomically associated with chiasma opticum
  • is bounded laterally by tractus opticus
  • secretes hormones
  • is the control center for many autonomic functions

Pregunta 30

Pregunta
the hypothalamus
Respuesta
  • is connected with the endocrine and nervous systems
  • controls circadian rhythms
  • forms the ventral part of diencephalon
  • governs emotional behaviour
  • has projections to the spinal cord

Pregunta 31

Pregunta
metathalamus
Respuesta
  • is a visual and auditory relay station
  • is connected with the colliculi of the midbrain tectum
  • is closely related to the thalamus
  • controls somatomotor activity
  • is concerned with emotional behaviour

Pregunta 32

Pregunta
the nuclei of the hypothalamus connected to the neurohypophysis are: [blank_start]nucll. supraopticus[blank_end], [blank_start]paraventricularis[blank_end]
Respuesta
  • nucll. supraopticus
  • paraventricularis

Pregunta 33

Pregunta
the metathalamus is presented by: [blank_start]corpus geniculatum laterale[blank_end] and [blank_start]mediale[blank_end]
Respuesta
  • corpus geniculatum laterale
  • mediale

Pregunta 34

Pregunta
the nuclei of the middle (tuberal) part of the hypothalamus are: [blank_start]nucll. arcuatus[blank_end], [blank_start]ventromedialis[blank_end], [blank_start]dorsomedialis[blank_end]
Respuesta
  • nucll. arcuatus
  • ventromedialis
  • dorsomedialis

Pregunta 35

Pregunta
neurosecretary nuclei in the anterior part of the medial hypothalamus are: [blank_start]nucll. supraopticus[blank_end], [blank_start]paraventricularis[blank_end]
Respuesta
  • nucll. supraopticus
  • paraventricularis

Pregunta 36

Pregunta
the somatosensory relay nuclei of the thalamus are: [blank_start]nucll. ventroposterolateralis[blank_end], [blank_start]ventroposteromedialis[blank_end]
Respuesta
  • nucll. ventroposterolateralis
  • ventroposteromedialis

Pregunta 37

Pregunta
the epithalamus is located on the [blank_start]dorsal[blank_end] aspect of the diencephalon
Respuesta
  • dorsal

Pregunta 38

Pregunta
thalamic nuclei concerned with somatomotor control are: [blank_start]nucl. ventralis lateralis[blank_end], [blank_start]nucl. ventralis anterior[blank_end]
Respuesta
  • nucl. ventralis lateralis
  • nucl. ventralis anterior

Pregunta 39

Pregunta
thalamic nucleus intergrated into the limbic system is: [blank_start]nucl. anterior thalami[blank_end]
Respuesta
  • nucl. anterior thalami

Pregunta 40

Pregunta
the hypothalamic nucleus associated with circadian rhythmn control is [blank_start]nucl. suprachiasmatis[blank_end]
Respuesta
  • nucl. suprachiasmatis

Pregunta 41

Pregunta
the hormones produced by the pineal gland are [blank_start]melatonin[blank_end] and [blank_start]serotonin[blank_end]
Respuesta
  • melatonin
  • serotonin

Pregunta 42

Pregunta
nucleus paraventricularis [blank_start]oxitocin[blank_end] corpus geniculatum laterale [blank_start]radiation optica[blank_end] epithalamus [blank_start]corpus pineale[blank_end] corpus geniculatum mediale [blank_start]radiato acustica[blank_end] nucleus supraopticus [blank_start]vasopresin[blank_end]
Respuesta
  • oxitocin
  • radiation optica
  • corpus pineale
  • radiato acustica
  • vasopresin

Pregunta 43

Pregunta
lamina affixa: [blank_start]tenia thalami[blank_end] corpus geniculatum mediale: [blank_start]metathalamus[blank_end] stria terminalis thalami: [blank_start]vena thalamostriata[blank_end] corpus mamillare: [blank_start]limbic system[blank_end] nuclei habenulares: [blank_start]fasciculus retroflexus[blank_end]
Respuesta
  • tenia thalami
  • metathalamus
  • vena thalamostriata
  • limbic system
  • fasciculus retroflexus

Pregunta 44

Pregunta
anterior nucleus: [blank_start]mammillothalamic tract[blank_end] ventral lateral nucleus: [blank_start]thalamic fasiculus[blank_end], [blank_start]dentothalamic tract[blank_end] medial geniculate (nucleus) body: [blank_start]brachium of the inferior colliculus[blank_end] ventral posteromediall (VPM) nucleus: [blank_start]gustatory pathway[blank_end]
Respuesta
  • mamillothalamic tract
  • thalamic fasiculus
  • dentatothalamic tract
  • brachium of the inferior colliculus
  • gustatory pathway

Pregunta 45

Pregunta
centromedian nucleus: [blank_start]projects to putamen[blank_end] mediodorsal nucleus: [blank_start]role in expression of[blank_end] [blank_start]affect[blank_end], [blank_start]emotion[blank_end], [blank_start]behaviour[blank_end] ventral lateral nucleus: [blank_start]recieves dentatothalamic tract[blank_end] pulvinar: [blank_start]reciprocal connections[blank_end] ventral posterolateral nucleus: input: [blank_start]contralateral spinothalamic tract[blank_end] ventro posteromedial nucleus: input: [blank_start]ipsilateral central tegmental tract[blank_end]
Respuesta
  • projects to putamen
  • role in expression of
  • affect
  • emotion
  • behaviour
  • receives dentatothalamic tract
  • reciprocal connections
  • contralateral spinothalamic tract
  • ipsilateral central tegmental tract
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