Question 1
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Each side of the brain is functionally associated with the ipsilateral half of the body.
Question 2
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The cerebral cortex is responsible for subconscious functions like breathing and heart control.
Question 3
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The outermost section of the cerebral hemispheres is gray matter built of six cellular layers.
Question 4
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The brain "floats" in a protective layer of cerebrospinal fluid.
Question 5
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The cellular organization of the cortex cerebri is the same in all regions.
Question 6
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Internal capsule is made of projection fibers.
Question 7
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Basal ganglia are concerned with motor control.
Question 8
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Projection fibers in the brain connect the right and left hemispheres.
Question 9
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Primary visual field is located around sulcus calcarinus
Question 10
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Broca's area is associated with speech production.
Question 11
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Which of the following fiber connections is classified as an association pathway?
Question 12
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Which of the following fiber connections is classified as a commissural pathway?
Question 13
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Which of the following connections are classified as projection fibers?
Question 14
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The anterior limb of the internal capsule contains all of the following fibers except
Answer
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Thalamocortical
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Corticothalamic
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Corticostriate
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Corticopontine
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Corticospinal
Question 15
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All of the following are associated with pathology of the basal ganglia except
Answer
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Tremor at rest
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Chorea
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Athetosis
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Intention tremor
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Postural instability
Question 16
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Huntingdon's disease is characterized by neuronal degeneration in which of the following structures?
Answer
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Striatum
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Globus pallidus, Internal segment
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Globus pallidus, External segment
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Substantia nigra
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Thalamus
Question 17
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A pathway that extends along the medial border of the caudate nucleus and reciprocally connects the amygdala and the hypothalamus is the
Answer
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Ventral amygdalofugal
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Stria medullaris thalami
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Fornix
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Stria terminalis
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Medial forebrain bundle
Question 18
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Bilateral cortical damage to the inferomedial temporal cortex may result in
Question 19
Answer
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Corresponds to brodmann's area 8
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Is usually found in the right hemisphere
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Serves the recognition of complex objects
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Is considered a motor speech area
Question 20
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All of the statements concerning the primary olfactory cortex are true EXCEPT
Answer
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Receives olfactory fibers of stria olfactoria lateralis
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Has connection with the thalamus
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Has connections with corpus amygdaloideum.
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Includes entorhinal cortex
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Includes prepiriform and periamygdaloid cortical fields
Question 21
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The lentiform nucleus
Answer
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Has a lateral pale part (globus pallidus) and a medial dark part (putamen)
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Is completely separated from the caudate nucleus
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Forms part of the extrapyramidal system
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Sends fibres to the substantia nigra and red nucleus
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Is lateral to the internal capsule
Question 22
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The corpus callosum
Answer
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Has a body which is inferior to the anterior cerebral arteries
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Forms the roof of the central part of the lateral ventricles
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Is superior to the fornix
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Is superior to the great cerebral vein
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Is separated from the fornix by the lamina terminalis
Question 23
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The precentral gyrus
Answer
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Is in the frontal lobe
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Is the only motor area of the cerebral cortex
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Has a cortex which is the same thickness as the cortex of the postcentral gyrus
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In its lower part has neural connections with the lower part of the body.
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Contains the giant pyramid cells of Betz
Question 24
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On the cerebral hemisphere
Answer
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The area associated with general sensation is in the parietal lobe.
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The visual area is on the medial side of the occipital lobe.
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The auditory area is at the anterior end of the superior temporal gyrus
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The motor speech area is in the superior frontal gyrus.
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The smell area is in the frontal lobe.
Question 25
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The lateral ventricle
Answer
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Contains the smallest of the choroid plexuses.
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Has a central part (body) which is roofed over by the corpus callosum.
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Has an inferior horn which has the amygdaloid in its floor
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Has a posterior horn extending into the occipital lobe.
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Lies above the head of the caudate nucleus.
Question 26
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The internal capsule
Answer
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Has a genu which is supplied by a branch of the anterior cerebral artery
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Contains corticopontine fibres in its anterior limb.
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Contains corticospinal fibres in its anterior limb.
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Contains the optic radiation in its posterior limb.
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Has an anterior limb lying between the caudate nucleus and the thalamus
Question 27
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The right visual cortex
Answer
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Lies on either side of the edges of the calcarine sulcus.
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Receives the termination of fibres whose cell bodies are in the lateral geniculate body.
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Has a very large area for the macula in its anterior part.
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Receives impulses originating from stimuli from the right halves of both visual fields
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Receives impulses from the right lower quadrants of both retinae
Question 28
Answer
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Weighs about 3kg
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Lose consciousness if the blood supply is stopped for a little as 10 seconds.
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Receives blood via two pairs of arteries.
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Controls a vast number of activities in the body.
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Consists of two hemispheres and vermis.
Question 29
Answer
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Is responsible for originating nerve impulses.
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Contains large number of nerve cell bodies
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Has no blood vessels
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Is arranged into bundles of fibers
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Is always inside the brain