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6. Forebrain

Question 1 of 39

1

Each side of the brain is functionally associated with the ipsilateral half of the body

Select one of the following:

  • yes

  • no

Explanation

Question 2 of 39

1

The Cerebral cortex is responsible for subconscious functions like breathing and heart control

Select one of the following:

  • yes

  • no

Explanation

Question 3 of 39

1

The outermost section of the cerebral hemispheres is grey matter built of six cellular layers

Select one of the following:

  • yes

  • no

Explanation

Question 4 of 39

1

The Brain 'floats' in a protective layer of cerebrospinal fluid

Select one of the following:

  • Yes

  • No

Explanation

Question 5 of 39

1

The cellular organisation of the cortex cerebri is the same in all regions

Select one of the following:

  • yes

  • no

Explanation

Question 6 of 39

1

Internal capsule is made of projection fibres

Select one of the following:

  • yes

  • no

Explanation

Question 7 of 39

1

Basal ganglia are concerned with motor control

Select one of the following:

  • yes

  • no

Explanation

Question 8 of 39

1

Projection Fibres in the brain connect the right and left hemispheres

Select one of the following:

  • yes

  • no

Explanation

Question 9 of 39

1

Primary visual fibres in the brain connect the right and left hemispheres

Select one of the following:

  • yes

  • no

Explanation

Question 10 of 39

1

Broca's area is associated with speech production

Select one of the following:

  • yes

  • no

Explanation

Question 11 of 39

1

Which of the following fiber connections is classified as an association pathway?

Select one of the following:

  • Dorsal longitudinal fasciculus

  • superior occipitofrontal fasciculus

  • hippocampal commissure

  • internal capsule

  • corona radiata

Explanation

Question 12 of 39

1

Which of the following fiber connections is classified as a commissural pathway?

Select one of the following:

  • dorsal longitudinal fasciculus

  • superior occipitofrontal fasiculus

  • psalterium (lyra)

  • internal capsule

  • corona radiata

Explanation

Question 13 of 39

1

Which of the following connections are classified as projection fibers?

Select one of the following:

  • dorsal longitudinal fasciculus

  • superior occipitofrontal fasciculus

  • hippocampal commissure

  • internal capsule

  • uncinate fasciculus

Explanation

Question 14 of 39

1

the anterior limb of the internal capsule contains all of the following fibers except

Select one of the following:

  • thalamocortical

  • corticothalamic

  • corticostriate

  • corticopontine

  • corticospinal

Explanation

Question 15 of 39

1

All of the following are associated with pathology of the basal ganglia except

Select one of the following:

  • tremor at rest

  • chorea

  • athetosis

  • intention tremor

  • postural instability

Explanation

Question 16 of 39

1

Huntington's disease is characterised by neuronal degenerations in which of the following structures?

Select one of the following:

  • striatum

  • globus pallidus, internal segment

  • globus pallidus, external segment

  • substantia nigra

  • thalmus

Explanation

Question 17 of 39

1

A pathway that extends along the medial border of the caudate nucleus and reciprocally connects the amygdala and the hypothalamus is the

Select one of the following:

  • ventral amygdalofugal

  • stria medullaris thalami

  • fornix

  • stria terminalis

  • medial forebrain bundle

Explanation

Question 18 of 39

1

Bilateral cortical damage to the inferomedial temporal cortex may result in

Select one of the following:

  • hemianesthesia

  • hemiplegia

  • broca's (expressive) aphasia

  • wernicke's (receptive) aphasia

  • prosopagnosia

Explanation

Question 19 of 39

1

Broca's area

Select one of the following:

  • 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

Explanation

Question 20 of 39

1

All of the statements concerning the primary olfactory cortex are true except

Select one of the following:

  • 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

Explanation

Question 21 of 39

1

The lentiform nucleus (t)

Select one or more of the following:

  • 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

Explanation

Question 22 of 39

1

The corpus callosum (t)

Select one or more of the following:

  • 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

Explanation

Question 23 of 39

1

The precentral gyrus (t)

Select one or more of the following:

  • 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

Explanation

Question 24 of 39

1

On the cerebral hemisphere (t)

Select one or more of the following:

  • 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

Explanation

Question 25 of 39

1

The lateral ventricle (t)

Select one or more of the following:

  • 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

Explanation

Question 26 of 39

1

The internal capsule (t)

Select one or more of the following:

  • 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

Explanation

Question 27 of 39

1

The right visual cortex (t)

Select one or more of the following:

  • 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

Explanation

Question 28 of 39

1

The brain (t)

Select one or more of the following:

  • 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

Explanation

Question 29 of 39

1

The grey matter (t)

Select one or more of the following:

  • 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

Explanation

Question 30 of 39

1

On the brain hemispheres (t)

Select one or more of the following:

  • 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

Explanation

Question 31 of 39

1

Fill the blank spaces to complete the text.

Corpus striatum comprises:
A.
B.

Explanation

Question 32 of 39

1

Fill the blank spaces to complete the text.

Basal Ganglia indicated as neostriatum are:
A.
B.

Explanation

Question 33 of 39

1

Fill the blank spaces to complete the text.

Cortical circuit in a columnar unit includes the following neurons:
A.
B.
C.

Explanation

Question 34 of 39

1

Fill the blank spaces to complete the text.

Isocortex is subdivided into two major variants:
A.
B.

Explanation

Question 35 of 39

1

Fill the blank spaces to complete the text.

Limbic cortex is for the most part, phylogenetically old cortex denoted as , to which parts of the are associated

Explanation

Question 36 of 39

1

Fill the blank spaces to complete the text.

The anatomical substrate of the limbic system is presented by
A.
B.
C.

Explanation

Question 37 of 39

1

Fill the blank spaces to complete the text.

Heterotypical isotypical comprises:
A.
B.

Explanation

Question 38 of 39

1

Fill the blank space to complete the text.

Fibers, which cross the midline connecting corresponding areas of the two hemispheres are ...

Explanation

Question 39 of 39

1

Fill the blank space to complete the text.

The buried cerebral cortex under the lips of the lateral sulcus is

Explanation

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