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The Nervous and Endocrine System > 4. Anatomical Organization of the Nervous System Part Two > Flashcards

4. Anatomical Organization of the Nervous System Part Two Flashcards

1
Q

What are the two divisions of the diencephalon?

A

thalamus
hypothalamus

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2
Q

What is the function of the thalamus?

A

contains relay and processing centers for sensory information

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3
Q

What main gland does the hypothalamus contain?

A

pituitary gland

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4
Q

What is the function of the hypothalamus?

A

contains centers for controlling emotions and autonomic functions

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5
Q

What is the telencephalon?

A

composed of two seperate cerebral hemispheres

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6
Q

What is the corpus callosum?

A

thick bundle of axons that connect the two cerebral hemispheres

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7
Q

What is the cerebrum?

A

largest region of the human brain consisting of the two cerebral hemispheres

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8
Q

What are the four lobes that make up the cerebrum?

A

frontal
parietal
temporal
occipital

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9
Q

What is the function of the frontal lobes?

A

initiate voluntary movement and involved in complex reasoning skills and problem solving

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10
Q

What is the function of the parietal lobes?

A

general sensations and gustation

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11
Q

What is the function of the temporal lobes?

A

process auditory and olfactory sensation and involved in short term memory, lanuage comprehension, and emotion

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12
Q

What is the function of the occipital lobes?

A

process visual sensation

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13
Q

What is the function of the basal nuclei?

A

voluntary motor control and procedural learning related to habits

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14
Q

What composes the limbic system?

A

amygdala, cingualte gyrus, and hippocampus

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15
Q

What is the function of the limbic system?

A

emotion and memory

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16
Q

What are cranial nerves and how many are there?

A

12 pairs; convey sensory information and motor information to and from the brainstem

17
Q

What are spinal nerves and how many are there?

A

31 pairs; convery sensory and motor information to and from the spinal cord

18
Q

What is the vagus nerve?

A

cranial nerve that decreases the heart rate and increases GI activity

19
Q

What are characteristics of all somatic motor neurons?

A

innervate muscle cells
neurotransmitter = acetylcholine
cell bodies located in the brain stem or ventral portion of the spinal cord

20
Q

What are basic characteristics of all somatic sensory neurons?

A

long dendrite that extends from a sensory receptor toward soma located in the dorsal root ganglion

21
Q

What is the dorsal root ganglion?

A

bunch of somatic and autonomic sensory neuron cell bodies located dorsal to the spinal cord

The Nervous and Endocrine System (12 decks)

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