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Neurology > Embryology I > Flashcards

Embryology I Flashcards

1
Q

What does the notochord induce overlying ectoderm to differentiate into (very early in gestation)?

A

Neuroectoderm; forms the neural plate (p.408)

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2
Q

What does the neural plate give rise to at day 18?

A

Neural tube and neural crest cells (p.408)

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3
Q

What does the notocord become at day 18?

A

The nucleus pulposus of the intervertebral disk (p.408)

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4
Q

What is the anatomic location of the alar plate?

A

Dorsal (p.408)

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5
Q

What is the anatomic location of the basal plate?

A

Ventral (p.408)

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6
Q

What information is carried by the alar plate?

A

Sensory information (p.408)

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7
Q

What information is carried by the basal plate?

A

Motor information (p.408)

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8
Q

What is the embryological name for the forebrain?

A

Prosencephalon (p.408)

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9
Q

What are the two divisions of the prosencephalon?

A

Telencephalon and diencephalon (p.408)

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10
Q

What is the embryological name for the midbrain?

A

Mesencephalon (p.408)

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11
Q

What is the embryological name for the hindbrain?

A

Rhombencephalon (p.408)

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12
Q

What are the two divisions of the rhombencephalon?

A

Metencephalon and myelencephalon (p.408)

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13
Q

What are the derivatives of the walls of the telencephalon?

A

Cerebral hemispheres (p.408)

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14
Q

What are the derivatives of the walls of the diencephalon?

A

Thalamus (p.408)

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15
Q

What are the derivatives of the walls of the mesencephalon?

A

Midbrain (p.408)

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16
Q

What are the derivatives of the walls of the metencephalon?

A

Cerebellum and pons (p.408)

17
Q

What are the derivatives of the walls of the myelencephalon?

A

Medulla (p.408)

18
Q

What are the derivatives of the cavities of the telencephalon?

A

Lateral ventricles (p.408)

19
Q

What are the derivatives of the cavities of the diencephalon?

A

Third ventricle (p.408)

20
Q

What are the derivatives of the cavities of the mesencephalon?

A

Aqueduct (p.408)

21
Q

What are the derivatives of the cavities of the metencephalon?

A

Upper part of the fourth ventricle (p.408)

22
Q

What are the derivatives of the cavities of the myelencephalon?

A

Lower part of the fourth ventricle (p.408)

Neurology (45 decks)

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