Chapter 1.3 Flashcards

(18 cards)

1
Q

Pyramidal cell

A

A type of large nerve cell that has a roughly pyramid-shaped cell body and is found in the cerebral cortex

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2
Q

Cortical column

A

One of the vertical columns that constitute the basic organization of the cerebral cortex

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3
Q

Basal ganglia

A

A group of forebrain nuclei, including the caudate nucleus, globus pallidus, and putamen, found deep within the cerebral hemispheres

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4
Q

Limbic system

A

A loosely defined, widespread group of brain nuclei that innervate each other and form a network

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5
Q

Amygdala

A

A group of nuclei in the medial anterior part of the temporal lobe, regulates emotion and perception of odor

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6
Q

Hippocampus

A

A medial temporal lobe structure that is important for learning and memory

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7
Q

Cingulate gyrus

A

A strip of cortex, found in the frontal and parietal midline, regulates attention

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8
Q

Olfactory bulb

A

An anterior projection of the brain that terminates in the upper nasal passages and provides the primary inputs for the sense of smell

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9
Q

Thalamus

A

Paired structures to either side of the third ventricle that direct the flow of sensory information to and from the cortex

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10
Q

Hypothalamus

A

Part of the diencephalon, lying ventral to the thalamus. Responsible for learning and memory

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11
Q

Tectum

A

The dorsal portion of the midbrain, consisting of the inferior and superior colliculi

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12
Q

Tegmentum

A

The main body of the midbrain, containing the substantia nigra, periaqueductal gray, part of the reticular formation, and multiple fiber tracts

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13
Q

Substantia nigra

A

A brainstem structure that innervates the basal ganglia and is a major source of dopaminergic projections

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14
Q

Periaqueductal gray

A

A midbrain region involved in pain perception

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15
Q

Reticular formation

A

An extensive region of the brainstem, extending from the medulla through the thalamus, that is involved in sleep and arousal

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16
Q

Cerebellum

A

A structure located at the back of the brain, dorsal to the pons, that is involved in the central regulation of movement and in some forms of learning

17
Q

Pons

A

The portion of the brainstem that connects the midbrain to the medulla

18
Q

Medulla

A

The posterior part of the hindbrain, continuous with the spinal cord, drives essential body proccesses