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Topic 3.0 Brainstem

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Anatomy Test sobre Topic 3.0 Brainstem, creado por Y Y el 28/01/2019.
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Test por Y Y, actualizado hace más de 1 año
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Resumen del Recurso

Pregunta 1

Pregunta
the pons connects with the cerebellum through pedunculus cerebellaris medius
Respuesta
  • yes
  • no

Pregunta 2

Pregunta
the basilar part of the pons is made of fibers only
Respuesta
  • yes
  • no

Pregunta 3

Pregunta
within the pons tegmentum are located the nuclei of the cranial nerves IX, X and XI
Respuesta
  • yes
  • no

Pregunta 4

Pregunta
the roots of XII cranial nerve appear in the retroolivary sulcus
Respuesta
  • yes
  • no

Pregunta 5

Pregunta
the midbrain is delineated from the diencephalon by the optic tracts
Respuesta
  • yes
  • no

Pregunta 6

Pregunta
the nuclei of the caudal colliculus are relay station in the auditory pathway
Respuesta
  • yes
  • no

Pregunta 7

Pregunta
CN VI (abducens) appears in the interpeduncular fossa
Respuesta
  • yes
  • no

Pregunta 8

Pregunta
the brainstem contains reflex centers for respiration and cardiovascular control
Respuesta
  • yes
  • no

Pregunta 9

Pregunta
phylogenically new parts of the brain stem are located on its ventral aspect
Respuesta
  • yes
  • no

Pregunta 10

Pregunta
substantia nigra is part of the pyramid system
Respuesta
  • yes
  • no

Pregunta 11

Pregunta
the following structures are found in the opened part of the dorsal surface of medulla oblongata
Respuesta
  • pyramidal decussation
  • olive
  • vagal trigone
  • facial colliculus
  • gracile tubercle

Pregunta 12

Pregunta
breathing centers accessory to the medulla oblongata are located in which brain areas
Respuesta
  • cerebellum
  • pons
  • hypothalamus
  • midbrain

Pregunta 13

Pregunta
the brain stem includes all of the following except
Respuesta
  • medulla
  • pons
  • midbrain
  • cerebral cortex

Pregunta 14

Pregunta
the area that coordinates visual reflexes is the
Respuesta
  • cerebellum
  • superior colliculus
  • inferior colliculus
  • cerebral peduncles

Pregunta 15

Pregunta
how many of the pairs of cranial nerves originate from the brain stem
Respuesta
  • ten
  • all of them arise from the brain stem
  • two
  • none of them arise from the brain stem
  • one

Pregunta 16

Pregunta
all of the following statements concerning the vestibulocerebellar pathway are correct except it
Respuesta
  • plays a role in the initiation, planning and timing of voluntary motor activities
  • projects via the medial longitudinal fasciculus (MLF)
  • receives input from the cristae ampullares
  • receives input from the maculae of the utricle and saccule
  • includes the flocculonodular lobe

Pregunta 17

Pregunta
all of the following statements concerning the red nucleus are correct EXCEPT
Respuesta
  • it influences the cerebellum via the inferior olivary nucleus
  • its primary effect is on truncal and proximal muscles
  • it receives bilateral input from the motor and premotor complex
  • it receives contralateral input from the nucleus interpositus
  • it receives modest input from the contralateral dentate nucleus

Pregunta 18

Pregunta
which of the following is not a medullary vital center
Respuesta
  • blood pressure
  • cardiac
  • vasomotor
  • respiratory

Pregunta 19

Pregunta
three nuclei within the medulla oblongata function as vital centers for controlling heart rate, blood pressure, and......
Respuesta
  • rate and depth of breathing
  • emotions
  • body temperature
  • water and electrolyte balance

Pregunta 20

Pregunta
the centers that control vital visceral activities are located within the ......... area of the brain
Respuesta
  • hypothalamus
  • cerebral cortex
  • pons
  • medulla oblongata

Pregunta 21

Pregunta
in the floor of the fourth ventricle
Respuesta
  • the trigonum vagi is at the inferior angle next to the midline
  • the facial colliculus is next to the midline in its upper half
  • the vestibular area is adjacent to the lateral angle
  • the trigonum hypoglossi is lateral to the trigonum vagi
  • the abducent nucleus lies deep to the facial colliculus

Pregunta 22

Pregunta
the following structures are found in the midbrain
Respuesta
  • the substantia nigra
  • the superior colliculi (corpora quadrigemina)
  • the motor nucleus of the trigeminal nerve
  • the nucleus of the abducent nerve
  • the decussation of the superior cerebellar peduncles

Pregunta 23

Pregunta
The following nuclei are found in the pons
Respuesta
  • the facial nucleus
  • the oculomotor nucleus
  • the descending or spinal nucleus of the trigeminal nerve
  • the abducent nucleus
  • the inferior salivary nucleus

Pregunta 24

Pregunta
in the medulla oblongata
Respuesta
  • the olive lies between the pyramid and the inferior cerebellar peduncle
  • the vagus nerve emerges between the pyramid and the olive
  • the decussation of the pyramids is found in the posterior median sulcus
  • the gracile tubercle lies posteriorly next to the midline
  • the spinal nucleus of the trigeminal nerve lies dorsilaterlly

Pregunta 25

Pregunta
the medial lemniscus
Respuesta
  • is formed by fibers which come mainly from the gracile and cuneate nuclei of the same side
  • is part of the proprioceptive pathway from the periphery to the cerebral cortex
  • forms a bundle of fibres lying anteroposteriorly in the pons
  • forms a bundle of fibres lying anteroposteriorly in the medulla oblongata
  • ends in the lateral nucleus of the thalamus

Pregunta 26

Pregunta
the pyramid of the hind brain
Respuesta
  • is medial to the roots of the hypoglossal nerve
  • is medial to the olive
  • consists mainly of descending fibres
  • consists of fibres all of which decussate in the medulla oblongata
  • consists of fibres all of whose cells bodies are in the precentral gyrus of the cerebral hemispheres

Pregunta 27

Pregunta
the pons
Respuesta
  • contains nuclei whose neurones have fibres which go to the cerebellum
  • contains nuclei which connect the cerebral cortex with the cerebellar cortex
  • lies on the basilar part of the occipital bone
  • is anterior to the basilar artery
  • is superior to the emerging facial nerve

Pregunta 28

Pregunta
the following are found in the midbrain
Respuesta
  • the medial lemniscus
  • the frontopnontine fibres
  • the lateral lemniscus
  • the red nucleus
  • the medial geniculate body

Pregunta 29

Pregunta
the pons
Respuesta
  • has the trigeminal nerve emerging from its superior border
  • contains in its anterior (basilar) part the nuclei pontis
  • contains in its anterior part the pyramidal (corticospinal) tracts
  • is connected to the cerebellum by the superior cerebellar peduncle
  • contains the upward continuation of the medial lemnisucs

Pregunta 30

Pregunta
the following are found in the midbrain
Respuesta
  • the nucleus of the oculomotor nerve
  • the tectospinal tract
  • the medial longitudinal bundle
  • the superior salivary nucleus
  • the nucleus of the tractus solitarius

Pregunta 31

Pregunta
the border between medulla oblongata and pons on the ventral surface of brain is [blank_start]sulcus bulbopontinus[blank_end]
Respuesta
  • sulcus bulbopontinus

Pregunta 32

Pregunta
the pons connects with the cerebellum via [blank_start]middle cerebellar peduncle[blank_end]
Respuesta
  • middle cerebellar peduncle

Pregunta 33

Pregunta
the cranial nerves are appearing in sulcus bulbopontinus are: [blank_start]n. abducens[blank_end], [blank_start]n.facialis[blank_end], [blank_start]n.vestibulocochlearis[blank_end]
Respuesta
  • n. abducens
  • n.facialis
  • n.vestibulocochlearis

Pregunta 34

Pregunta
the cranial nerves nuclei located in the tegmentum of pons include: [blank_start]n.trigeminus[blank_end], [blank_start]n.abducens[blank_end], [blank_start]n.facialis[blank_end], [blank_start]n.vestibulocochlearis[blank_end]
Respuesta
  • n.trigeminus
  • n.abducens
  • n.facialis
  • n.vestibulocochlearis

Pregunta 35

Pregunta
the midbrain includes the following parts: [blank_start]tectum[blank_end], [blank_start]tegmentum[blank_end], [blank_start]crus cerebri[blank_end]
Respuesta
  • tectum
  • tegmentum
  • crus cerebri

Pregunta 36

Pregunta
in sulcus medialis cruris cerebri appear the roots of [blank_start]n.oculomotorius[blank_end]
Respuesta
  • n.oculomotorius

Pregunta 37

Pregunta
the [blank_start]medulla[blank_end] has the main centers for breathing reflexes
Respuesta
  • medulla

Pregunta 38

Pregunta
the connection between the third and fourth ventricle is called the [blank_start]cerebral aqueduct[blank_end]
Respuesta
  • cerebral aqueduct

Pregunta 39

Pregunta
phylogenically new part of the midbrain is [blank_start]crus cerebri[blank_end]
Respuesta
  • crus cerebri

Pregunta 40

Pregunta
the nucleus of the caudal colliculus is a relay station in the [blank_start]auditory[blank_end] pathway
Respuesta
  • auditory

Pregunta 41

Pregunta
medulla oblongata: [blank_start]nucleus dorsalis nervi vagi[blank_end], [blank_start]nucleus olivaris inferior[blank_end], [blank_start]nucleus salvatorius caudalis[blank_end] pons: [blank_start]nucleus facialis[blank_end] midbrain: [blank_start]nucleus oculomotorius[blank_end], [blank_start]nucleus ruber[blank_end]
Respuesta
  • nucleus dorsalis nervi vagi
  • nucleus olivaris inferior
  • nucleus salvatorius caudalis
  • nucleus facialis
  • nucleus oculomotorius
  • nucleus ruber

Pregunta 42

Pregunta
colliculus caudalis: [blank_start]hearing reflex[blank_end] colliculus rostralis: [blank_start]visual reflex[blank_end] nucleus olivaris inferior: [blank_start]voluntary movement control[blank_end] nucleus ceruleus: [blank_start]stress reflex[blank_end]
Respuesta
  • hearing reflex
  • visual reflex
  • voluntary movement control
  • stress reflex

Pregunta 43

Pregunta
pyramid decussation: [blank_start]medulla oblongata[blank_end] trapezoid body: [blank_start]pons[blank_end] ventral tegmental decussation: [blank_start]nucleus ruber[blank_end] dorsal tegmental decussation: [blank_start]tectum[blank_end]
Respuesta
  • medulla oblongata
  • pons
  • nucleus ruber
  • tectum

Pregunta 44

Pregunta
pyramid tract: [blank_start]voluntary movement control[blank_end] vestibulospinal tract: [blank_start]balance control[blank_end] medial lemniscus: [blank_start]proprioception[blank_end]
Respuesta
  • voluntary movement control
  • balance control
  • proprioception

Pregunta 45

Pregunta
cardiovascular centre: [blank_start]medulla oblongata[blank_end] proprioception: [blank_start]nucleus gracilis + cuneatus[blank_end] gustatory system: [blank_start]nucleus solitarius[blank_end] pain control: [blank_start]raphe nuclei[blank_end]
Respuesta
  • medulla oblongata
  • nucleus gracilis + cuneatus
  • nucleus solitarius
  • raphe nuclei

Pregunta 46

Pregunta
controls visual reflexes: [blank_start]midbrain[blank_end] nerve tracts that connect the cerebrum to the cerebellum: [blank_start]pons[blank_end] controls blood pressure: [blank_start]medulla oblongata[blank_end] controls coughing and sneezing reflexes: [blank_start]medulla oblongata[blank_end]
Respuesta
  • midbrain
  • pons
  • medulla oblongata
  • medulla oblongata

Pregunta 47

Pregunta
pyramids: [blank_start]medulla oblongata[blank_end] cerebral peduncle: [blank_start]midbrain[blank_end] corpora quadrigemina: [blank_start]midbrain[blank_end] middle cerebellar peduncle: [blank_start]pons[blank_end]
Respuesta
  • medulla oblongata
  • midbrain
  • midbrain
  • pons
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