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The surface of the cerebral hemispheres consists of ridges and grooves. The shallow grooves are called ________.

frontal and parietal lobes

The central sulcus of each cerebral hemisphere separates the ________.


In which lobe of the brain is the primary visual cortex located?

fiber tracts

White matter of the CNS consists of ________.

medulla oblongata

This part of the brain stem is continuous with the spinal cord.

consists of fibers that connect the cerebral hemispheres

The corpus callosum ________.

pia mater

Three meninges cover the brain and spinal cord. The innermost one is called the ________

Lateral ventricles

Which of the following ventricles is found under the corpus callosum?

cerebral aqueduct

Which passageway connects the third and fourth ventricles?

Central canal

Identify the passageway found in the spinal cord that is continuous with the ventricles


Cerebrospinal fluid is produced within the ventricles.


The ventricles are all interconnected.

olfactory nerve

Identify cranial nerve I.

optic chiasma

Which of the following areas takes visual information from one side of the body and conveys it to the opposite side?

optic nerve

Which of the following structures is not part of the central nervous system?


Which of the following structures attach the pituitary gland to the brain?


All three regions of the brain stem can be observed on the ventral surface of the brain.

corpus callosum

What structure connects the right and left cerebral hemispheres?


Which of the following areas form the central core of the brain


Where is the arbor vitae located?

superior colliculus

What part of the corpora quadrigemina is clearly observed in a midsagittal section?


Which region of the brain is necessary for consciousness?

lateral ventricles

Which ventricles are divided by the septum pellucidum?

gray matter

What type of tissue makes up the cerebral cortex?

transmit messages

What is the function of white matter?


The composition of gray matter includes neuron cell bodies.


White matter has a fatty consistency.


Name the membranous encasement surrounding the brain.


Which of the following regions cannot be observed superficially?


Which region of the brain contains gyri and sulci?

transverse fissure

Which of the following landmarks separate the cerebrum from the cerebellum?

longitudinal fissure

Which of the following landmarks divides the cerebrum in half?


The meninges consist of ___ layers.

dura mater

Which of the following is the outer layer of the meninges?

precentral gyrus

is a major motor area of the brain

They are reflex centers for visual and auditory stimuli.

What is the function of the corpora quadrigemina?

interventricular foramen

Cerebrospinal fluid formed in the lateral ventricles travels through the ________ to reach the third ventricle.


This purely sensory cranial nerve carries signals associated with vision.

the eyeball

what does the cranial nerves III, IV, and VI move?

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