1. Neuros an Glia Flashcards

1
Q

Phrenology

A

The idea that personality traits could be read based on bumps on your skull (prevalent in 19th century)

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2
Q

Brodmann’s areas

A

52 areas divided based on cell types since 1903

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3
Q

Name all finally developed sections of the brain

A

Medulla, ponds, cerebellum (hindbrain), midbrain, diencephalon and telencephalon (forebrain)

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4
Q

metencephalon

A

ponds and cerebellum

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5
Q

myelencephalon

A

medulla

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6
Q

prosencephalon

A

diencephalon and telencephalon

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7
Q

Explain the ventricular system

A

Consists of the lateral ventricle (big ones in the middle), drains through the foramen of monroe into the 3rd ventricle in the diencephalon and drains into the 4th ventricle (between ponds/medulla and cerebellum) through the cerebral aqueduct

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8
Q

Gyrencephalic versus lissencephalic Brain

A

Wrinkled versus smooth brain

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9
Q

Evolution of the human brain

A

Overall we see a decrease in the size of the olfactory system and an increase in the size of the PFC and the temporal lobes

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10
Q

Important structures in the Development of the Nervous Systemin Vertebrates

A

The notochord, the neural tube (becomes the CNS) and the neural crest (becomes the PNS)

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11
Q

First neuronal cell type in development

A

Radial glia, but divides into Cajal-Retzius cells

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12
Q

Melanocytes

A

Melanocytes are melanin-producing neural crest-derived cells. Could be at the root for skin-related tumors

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13
Q

Neuron-type you can’t find in the mammalian nervous system

A

uni-polar neurons

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14
Q

bi-polar cells can be found

A

e.g. in the retina

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15
Q

Neuron-type you can’t find in the mammalian nervous system

A

uni-polar neurons

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16
Q

bi-polar cells can be found

A

e.g. in the retina

17
Q

pseudo-unipolar cells can be found

A

as sensory neurons forming the dorsal root ganglion

18
Q

types of neurons

A

uni-polar, bi-polar, pseudo-unipolar, motor, pyramidal, purkinje

19
Q

range of an action potential

A

~-60 to 40