Test
PMU - 2nd/2t Semester Anatomy - CNS (Forebrain)
Preguntas del test (29)
1Each side of the brain is functionally associated with the ipsilateral half of the body.
- AVerdadero
- BFalso
2The cerebral cortex is responsible for subconscious functions like breathing and heart control.
- AVerdadero
- BFalso
3The outermost section of the cerebral hemispheres is gray matter built of six cellular layers.
- AVerdadero
- BFalso
4The brain "floats" in a protective layer of cerebrospinal fluid.
- AVerdadero
- BFalso
5The cellular organization of the cortex cerebri is the same in all regions.
- AVerdadero
- BFalso
6Internal capsule is made of projection fibers.
- AVerdadero
- BFalso
7Basal ganglia are concerned with motor control.
- AVerdadero
- BFalso
8Projection fibers in the brain connect the right and left hemispheres.
- AVerdadero
- BFalso
9Primary visual field is located around sulcus calcarinus
- AVerdadero
- BFalso
10Broca's area is associated with speech production.
- AVerdadero
- BFalso
11Which of the following fiber connections is classified as an association pathway?
- ADorsal longitudinal fasciculus
- BSuperior occipitofrontal fasciculus
- CHippocampal commissure
- DInternal capsule
- ECorona radiata
12Which of the following fiber connections is classified as a commissural pathway?
- ADorsal longitudinal fasciculus
- BSuperior occipitofrontal fasciculus
- CPsalterium (lyra)
- DInternal capsule
- ECorona radiata
13Which of the following connections are classified as projection fibers?
- ADorsal longitudinal fasciculus
- BSuperior occipitofrontal fasciculus
- CHippocampal commissure
- DInternal capsule
- EUncinate fasciculus
14The anterior limb of the internal capsule contains all of the following fibers except
- AThalamocortical
- BCorticothalamic
- CCorticostriate
- DCorticopontine
- ECorticospinal
15All of the following are associated with pathology of the basal ganglia except
- ATremor at rest
- BChorea
- CAthetosis
- DIntention tremor
- EPostural instability
16Huntingdon's disease is characterized by neuronal degeneration in which of the following structures?
- AStriatum
- BGlobus pallidus, Internal segment
- CGlobus pallidus, External segment
- DSubstantia nigra
- EThalamus
17A pathway that extends along the medial border of the caudate nucleus and reciprocally connects the amygdala and the hypothalamus is the
- AVentral amygdalofugal
- BStria medullaris thalami
- CFornix
- DStria terminalis
- EMedial forebrain bundle
18Bilateral cortical damage to the inferomedial temporal cortex may result in
- AHemianesthesia
- BHemiplegia
- CBroca's (expressive) aphasia
- DWernicke's (receptive) aphasia
- EProsopagnosia
19Broca's area
- ACorresponds to brodmann's area 8
- BIs usually found in the right hemisphere
- CServes the recognition of complex objects
- DIs considered a motor speech area
20All of the statements concerning the primary olfactory cortex are true EXCEPT
- AReceives olfactory fibers of stria olfactoria lateralis
- BHas connection with the thalamus
- CHas connections with corpus amygdaloideum.
- DIncludes entorhinal cortex
- EIncludes prepiriform and periamygdaloid cortical fields
21The lentiform nucleus
- AHas a lateral pale part (globus pallidus) and a medial dark part (putamen)
- BIs completely separated from the caudate nucleus
- CForms part of the extrapyramidal system
- DSends fibres to the substantia nigra and red nucleus
- EIs lateral to the internal capsule
22The corpus callosum
- AHas a body which is inferior to the anterior cerebral arteries
- BForms the roof of the central part of the lateral ventricles
- CIs superior to the fornix
- DIs superior to the great cerebral vein
- EIs separated from the fornix by the lamina terminalis
23The precentral gyrus
- AIs in the frontal lobe
- BIs the only motor area of the cerebral cortex
- CHas a cortex which is the same thickness as the cortex of the postcentral gyrus
- DIn its lower part has neural connections with the lower part of the body.
- EContains the giant pyramid cells of Betz
24On the cerebral hemisphere
- AThe area associated with general sensation is in the parietal lobe.
- BThe visual area is on the medial side of the occipital lobe.
- CThe auditory area is at the anterior end of the superior temporal gyrus
- DThe motor speech area is in the superior frontal gyrus.
- EThe smell area is in the frontal lobe.
25The lateral ventricle
- AContains the smallest of the choroid plexuses.
- BHas a central part (body) which is roofed over by the corpus callosum.
- CHas an inferior horn which has the amygdaloid in its floor
- DHas a posterior horn extending into the occipital lobe.
- ELies above the head of the caudate nucleus.
26The internal capsule
- AHas a genu which is supplied by a branch of the anterior cerebral artery
- BContains corticopontine fibres in its anterior limb.
- CContains corticospinal fibres in its anterior limb.
- DContains the optic radiation in its posterior limb.
- EHas an anterior limb lying between the caudate nucleus and the thalamus
27The right visual cortex
- ALies on either side of the edges of the calcarine sulcus.
- BReceives the termination of fibres whose cell bodies are in the lateral geniculate body.
- CHas a very large area for the macula in its anterior part.
- DReceives impulses originating from stimuli from the right halves of both visual fields
- EReceives impulses from the right lower quadrants of both retinae
28The brain
- AWeighs about 3kg
- BLose consciousness if the blood supply is stopped for a little as 10 seconds.
- CReceives blood via two pairs of arteries.
- DControls a vast number of activities in the body.
- EConsists of two hemispheres and vermis.
29The grey matter
- AIs responsible for originating nerve impulses.
- BContains large number of nerve cell bodies
- CHas no blood vessels
- DIs arranged into bundles of fibers
- EIs always inside the brain
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- MCQ questions upload - 2nd semester/2nd test - PMU
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- Sole C
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- English
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