Each side of the brain is functionally associated with the ipsilateral half of the body.
The cerebral cortex is responsible for subconscious functions like breathing and heart control.
The outermost section of the cerebral hemispheres is gray matter built of six cellular layers.
The brain "floats" in a protective layer of cerebrospinal fluid.
The cellular organization of the cortex cerebri is the same in all regions.
Internal capsule is made of projection fibers.
Basal ganglia are concerned with motor control.
Projection fibers in the brain connect the right and left hemispheres.
Primary visual field is located around sulcus calcarinus
Broca's area is associated with speech production.
Which of the following fiber connections is classified as an association pathway?
Dorsal longitudinal fasciculus
Superior occipitofrontal fasciculus
Hippocampal commissure
Internal capsule
Corona radiata
Which of the following fiber connections is classified as a commissural pathway?
Psalterium (lyra)
Which of the following connections are classified as projection fibers?
Uncinate fasciculus
The anterior limb of the internal capsule contains all of the following fibers except
Thalamocortical
Corticothalamic
Corticostriate
Corticopontine
Corticospinal
All of the following are associated with pathology of the basal ganglia except
Tremor at rest
Chorea
Athetosis
Intention tremor
Postural instability
Huntingdon's disease is characterized by neuronal degeneration in which of the following structures?
Striatum
Globus pallidus, Internal segment
Globus pallidus, External segment
Substantia nigra
Thalamus
A pathway that extends along the medial border of the caudate nucleus and reciprocally connects the amygdala and the hypothalamus is the
Ventral amygdalofugal
Stria medullaris thalami
Fornix
Stria terminalis
Medial forebrain bundle
Bilateral cortical damage to the inferomedial temporal cortex may result in
Hemianesthesia
Hemiplegia
Broca's (expressive) aphasia
Wernicke's (receptive) aphasia
Prosopagnosia
Broca's area
Corresponds to brodmann's area 8
Is usually found in the right hemisphere
Serves the recognition of complex objects
Is considered a motor speech area
All of the statements concerning the primary olfactory cortex are true EXCEPT
Receives olfactory fibers of stria olfactoria lateralis
Has connection with the thalamus
Has connections with corpus amygdaloideum.
Includes entorhinal cortex
Includes prepiriform and periamygdaloid cortical fields
The lentiform nucleus
Has a lateral pale part (globus pallidus) and a medial dark part (putamen)
Is completely separated from the caudate nucleus
Forms part of the extrapyramidal system
Sends fibres to the substantia nigra and red nucleus
Is lateral to the internal capsule
The corpus callosum
Has a body which is 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
The precentral gyrus
Is in the frontal lobe
Is the only motor area of the cerebral cortex
Has a cortex which is 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 of Betz
On the cerebral hemisphere
The area associated with general sensation is in the 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 in the superior frontal gyrus.
The smell area is in the frontal lobe.
The lateral ventricle
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.
The internal capsule
Has a genu which is supplied by a branch of the anterior cerebral artery
Contains corticopontine fibres in its anterior limb.
Contains corticospinal fibres in its anterior limb.
Contains the optic radiation in its posterior limb.
Has an anterior limb lying between the caudate nucleus and the thalamus
The right visual cortex
Lies on either side of the edges of the calcarine sulcus.
Receives the termination of fibres 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
The brain
Weighs about 3kg
Lose consciousness if the blood supply is stopped for a 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.
The grey matter
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
