6. Forebrain

Descripción

CNS
x x
Test por x x, actualizado hace más de 1 año
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Creado por x x hace más de 5 años
16
1

Resumen del Recurso

Pregunta 1

Pregunta
Each side of the brain is functionally associated with the ipsilateral half of the body
Respuesta
  • yes
  • no

Pregunta 2

Pregunta
The Cerebral cortex is responsible for subconscious functions like breathing and heart control
Respuesta
  • yes
  • no

Pregunta 3

Pregunta
The outermost section of the cerebral hemispheres is grey matter built of six cellular layers
Respuesta
  • yes
  • no

Pregunta 4

Pregunta
The Brain 'floats' in a protective layer of cerebrospinal fluid
Respuesta
  • Yes
  • No

Pregunta 5

Pregunta
The cellular organisation of the cortex cerebri is the same in all regions
Respuesta
  • yes
  • no

Pregunta 6

Pregunta
Internal capsule is made of projection fibres
Respuesta
  • yes
  • no

Pregunta 7

Pregunta
Basal ganglia are concerned with motor control
Respuesta
  • yes
  • no

Pregunta 8

Pregunta
Projection Fibres in the brain connect the right and left hemispheres
Respuesta
  • yes
  • no

Pregunta 9

Pregunta
Primary visual fibres in the brain connect the right and left hemispheres
Respuesta
  • yes
  • no

Pregunta 10

Pregunta
Broca's area is associated with speech production
Respuesta
  • yes
  • no

Pregunta 11

Pregunta
Which of the following fiber connections is classified as an association pathway?
Respuesta
  • Dorsal longitudinal fasciculus
  • superior occipitofrontal fasciculus
  • hippocampal commissure
  • internal capsule
  • corona radiata

Pregunta 12

Pregunta
Which of the following fiber connections is classified as a commissural pathway?
Respuesta
  • dorsal longitudinal fasciculus
  • superior occipitofrontal fasiculus
  • psalterium (lyra)
  • internal capsule
  • corona radiata

Pregunta 13

Pregunta
Which of the following connections are classified as projection fibers?
Respuesta
  • dorsal longitudinal fasciculus
  • superior occipitofrontal fasciculus
  • hippocampal commissure
  • internal capsule
  • uncinate fasciculus

Pregunta 14

Pregunta
the anterior limb of the internal capsule contains all of the following fibers except
Respuesta
  • thalamocortical
  • corticothalamic
  • corticostriate
  • corticopontine
  • corticospinal

Pregunta 15

Pregunta
All of the following are associated with pathology of the basal ganglia except
Respuesta
  • tremor at rest
  • chorea
  • athetosis
  • intention tremor
  • postural instability

Pregunta 16

Pregunta
Huntington's disease is characterised by neuronal degenerations in which of the following structures?
Respuesta
  • striatum
  • globus pallidus, internal segment
  • globus pallidus, external segment
  • substantia nigra
  • thalmus

Pregunta 17

Pregunta
A pathway that extends along the medial border of the caudate nucleus and reciprocally connects the amygdala and the hypothalamus is the
Respuesta
  • ventral amygdalofugal
  • stria medullaris thalami
  • fornix
  • stria terminalis
  • medial forebrain bundle

Pregunta 18

Pregunta
Bilateral cortical damage to the inferomedial temporal cortex may result in
Respuesta
  • hemianesthesia
  • hemiplegia
  • broca's (expressive) aphasia
  • wernicke's (receptive) aphasia
  • prosopagnosia

Pregunta 19

Pregunta
Broca's area
Respuesta
  • corresponds to brodman's area 8
  • is usually found in the right hemisphere
  • serves the recognition of complex objects
  • is considered a motor speech area

Pregunta 20

Pregunta
All of the statements concerning the primary olfactory cortex are true except
Respuesta
  • receives olfactory fibres of stria olfactoria lateralis
  • has connection with the thalamus
  • has connections with corpus amygdaloideum
  • includes entorhinal cortex
  • includes prepiriform and periamygdaloid cortical fields

Pregunta 21

Pregunta
The lentiform nucleus (t)
Respuesta
  • has a lateral pale part (globulus pallidus) and a medial dark part (putamen)
  • is completely separated from the caudate nucleus
  • forms part of the extrapyramidal system
  • sends fibers to the substantia nigra and red nucleus
  • is lateral to the itnernal capsule

Pregunta 22

Pregunta
The corpus callosum (t)
Respuesta
  • has a body which si inferior to the anterior cerebral arteries
  • forms the roof of the central part of the lateral ventricles
  • is superior to the fornix
  • is superior to the great cerebral vein
  • is separated from the fornix by the lamina terminalis

Pregunta 23

Pregunta
The precentral gyrus (t)
Respuesta
  • is in the frontal lobe
  • is the only motor area of the cerebral cortex
  • has a cortex which si the same thickness as the cortex of the postcentral gyrus
  • in its lower part has neural connections with the lower part of the body
  • contains the giant pyramid cells fo Betz

Pregunta 24

Pregunta
On the cerebral hemisphere (t)
Respuesta
  • the area associated with general sensation is int he parietal lobe
  • the visual area is on the medial side of the occipital lobe
  • the auditory area is at the anterior end of the superior temporal gyrus
  • the motor speech area is int he superior frontal gyrus
  • the smell area is in the frontal lobe

Pregunta 25

Pregunta
The lateral ventricle (t)
Respuesta
  • contains the smallest of the choroid plexuses
  • has a central part (body) which is roofed over by the corpus callosum
  • has an inferior horn which has the amygdaloid in its floor
  • has a posterior horn extending into the occipital lobe
  • lies above the head of the caudate nucleus

Pregunta 26

Pregunta
The internal capsule (t)
Respuesta
  • has a genu which is supplied by a branch of the anterior cerebral artery
  • contains corticopontine fibers in its anterior limb
  • contains corticospinal fibers in its anterior limb
  • contains the optic radiation in its posterior limb
  • has an anterior limb lying between the caudate nucleus and the thalamus

Pregunta 27

Pregunta
The right visual cortex (t)
Respuesta
  • lies on either side of the edges of the calcarine sulcus
  • receives the termination of fibers whose cell bodies are in the lateral geniculate body
  • has a very large area for the macula in its anterior part
  • receives impulses originating from stimuli from the right halves of both visual fields
  • receives impulses from the right lower quadrants of both retinae

Pregunta 28

Pregunta
The brain (t)
Respuesta
  • weighs about 3kg
  • lose consciousness if the blood supply is stopped for as little as 10 seconds
  • receives blood via two pairs of arteries
  • controls a vast number of activities in the body
  • consists of two hemispheres and vermis

Pregunta 29

Pregunta
The grey matter (t)
Respuesta
  • is responsible for originating nerve impulses
  • contains large number of nerve cell bodies
  • has no blood vessels
  • is arranged into bundles of fibers
  • is always inside the brain

Pregunta 30

Pregunta
On the brain hemispheres (t)
Respuesta
  • convolutions of the cerebral hemispheres increase the surface area of the cortex
  • gyrus postcentralis is a primary motor area
  • the motor area of the cerebral cortex controls the voluntary movements
  • the primary sensory area receives impulses from the body
  • primary auditory cortex is located around calcarine sulcus

Pregunta 31

Pregunta
Corpus striatum comprises: A. [blank_start]Neostriatum[blank_end] B. [blank_start]Paleostriatum[blank_end]
Respuesta
  • Neostriatum
  • Paleostriatum

Pregunta 32

Pregunta
Basal Ganglia indicated as neostriatum are: A. [blank_start]Nucleus caudatus[blank_end] B. [blank_start]Putamen[blank_end]
Respuesta
  • Nucleus caudatus
  • Putamen

Pregunta 33

Pregunta
Cortical circuit in a columnar unit includes the following neurons: A. [blank_start]Pyramidal Cell[blank_end] B. [blank_start]Inhibitory granular cell[blank_end] C. [blank_start]Exctatory granular cell[blank_end]
Respuesta
  • Pyramidal Cell
  • Inhibitory granular cell
  • Exctatory granular cell

Pregunta 34

Pregunta
Isocortex is subdivided into two major variants: A. [blank_start]Homotypical isocortex[blank_end] B. [blank_start]Heterotypical isocortex[blank_end]
Respuesta
  • Homotypical isocortex
  • Heterotypical isocortex

Pregunta 35

Pregunta
Limbic cortex is for the most part, phylogenetically old cortex denoted as [blank_start]archicortex[blank_end], to which parts of the [blank_start]neocortex[blank_end] are associated
Respuesta
  • archicortex
  • neocortex

Pregunta 36

Pregunta
The anatomical substrate of the limbic system is presented by A. [blank_start]limbic cortex[blank_end] B. [blank_start]limbic nuclei[blank_end] C. [blank_start]limbic pathways[blank_end]
Respuesta
  • limbic cortex
  • limbic nuclei
  • limbic pathways

Pregunta 37

Pregunta
Heterotypical isotypical comprises: A. [blank_start]Granular isocortex[blank_end] B. [blank_start]Agranular isocortex[blank_end]
Respuesta
  • Granular isocortex
  • Agranular isocortex

Pregunta 38

Pregunta
Fibers, which cross the midline connecting corresponding areas of the two hemispheres are ... [blank_start]Commissural fibers[blank_end]
Respuesta
  • Commissural fibers

Pregunta 39

Pregunta
The buried cerebral cortex under the lips of the lateral sulcus is [blank_start]insula[blank_end]
Respuesta
  • insula
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