Chapter 14 Brain – Flashcards
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The tracts that connect the cerebellum to the brain stem are located in the
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pons
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Sensory information is processed and relayed to the cerebrum by the
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thalamus
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A neural cortex is found on the surface of the
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cerebrum
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The thin partition that separates the first and second ventricles is the
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septum pellucidum.
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The ________ provides the principal link between the nervous and endocrine systems.
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hypothalamus
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The elevated ridges of the cerebrum are called
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gyri
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The cerebrospinal fluid (CSF) circulates within the __________.
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subarachnoid space
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The cerebrospinal fluid (CSF) leaves the central nervous system (CNS) and enters the circulation at the __________.
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arachnoid granulations
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The choroid plexus is composed of
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BV
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Hydrocephalus, or "water on the brain," may result from
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blockage of CSF circulation or excessive CSF production.
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The control of heart rate and blood pressure is based in the
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medulla oblongata
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Damage to the medulla oblongata can result in death because
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the vital centers for blood pressure, heart rate, and breathing are located there.
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The white matter of the cerebellum forms the
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arbor vitae
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The folds of the surface of the cerebrum
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increase the surface area of the cerebrum.
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The cerebellum can be permanently damaged by stroke or temporarily affected by drugs or alcohol. The resulting disturbance in motor control is known as
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ataxia.
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Injury to this center in the mesencephalon may lead to Parkinson's disease.
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substantia nigra
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Stimulation of the reticular activating system results in
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increased consciousness.
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The medulla oblongata relays auditory information to the
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inferior colliculi.
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Nerve fiber bundles on the ventrolateral surface of the mesencephalon are the
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cerebral peduncles.
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Damage to the corpora quadrigemina would interfere with
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visual and auditory reflex movements of the head and neck.
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The hypothalamus is a key player in the endocrine system because
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it controls the pituitary gland directly underneath it.
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Which of the following is a function of the hypothalamus?
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regulates body temperature
secretes oxytocin
produces ADH
controls autonomic centers
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The optic tracts carry visual information from the retina to the
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lateral geniculates.
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The thalamus is often called the "air traffic controller" of the brain because it
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determines the routing of incoming sensory information to the correct cerebral cortex area.
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The sense of taste projects to the gustatory cortex located in the ________ and ________.
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insula; frontal lobe
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Parkinson's disease is the result of
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inadequate production of dopamine by substantia nigra neurons.
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The general interpretive area
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allows us to interpret what is read or heard.
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Damage to the premotor cortex of the frontal lobe would interfere with the ability to
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play piano
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The only sensation that is received directly by the cerebrum is
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olfaction.
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________ is a condition resulting from an inflammation of a facial nerve.
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Bell's palsy
