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Exam 13: The Central Nervous System

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Question 41

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Figure 13.1 Use the diagram above to answer the following questions. -Which letter indicates the primary somatosensory cortex?

A) A
B) B
C) C
D) D
E) E

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Question 42

Multiple Choice

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Sleep-wake cycles are controlled by the pineal gland and the

A) hypothalamus.
B) medulla oblongata.
C) thalamus.
D) visual cortex.

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Question 43

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The only one of the meninges that follows the brain surface into a cerebral sulcus is the

The ventral portion of the cerebral peduncles connect the midbrain to the cerebellum and contain the pyramidal (corticospinal) motor tracts descending to the spinal cord.

Which of the following is not part of the basal ganglia?

In the olivary nuclei in the medulla, mostly proprioceptive sensory impulses are relayed to the cerebellum.

The cerebellum has an outer cortex, internal white matter, and areas of gray matter buried deep in the white matter.

Which of these regions is the largest part of the diencephalon and forms the upper and lateral walls of the third ventricle?

Briefly describe the three types of cerebral white matter and their functions.

Cerebrospinal fluid is produced by choroid plexuses in all the following locations except the

The diencephalon develops into the thalamus, the epithalamus, and what other structure?

Which areas of the brain are most likely to process and store motor skill memories?

Which of these regions has two hemispheres connected by the corpus callosum?

A "motor homunculus" can be visualized as an overlay on the precentral gyrus. The reason why the facial region of this homunculus covers such a large surface area is because

The amygdala is part of the limbic system and has neurons that process the emotions and reactions to fear.

Which of the following is a descending motor spinal tract?

The meninges of the brain differ from those of the spinal cord in that the dura mater of the brain splits into two layers and that there is no epidural space.

A cerebrovascular accident patient who is unable to recognize faces and objects but can still visually perceive spatial arrangement of objects most likely has damage to

The internal white matter of the cerebellum is called the ________, or "tree of life."

The cauda equina