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Flashcards in Development of CNS and PNS Deck (15):
1

During which week of embryological development does the CNS form?

3rd week

2

Which type of embryological tissue forms the neural plate?

Ectoderm

3

Name 8 derivatives of neural crest cell migration?

Dorsal root ganglia
Melanocytes
Odontoblasts
Parafollicular thyroid cells (secretes Calcitonin)
Adrenal medulla
Autonomic cell ganglia
Tracheal cartilage
Schwann cells

4

Failure of closure of the caudal neuropore leads to which condition?

Spina bifida

5

Failure of closure of the cranial neuropore leads to which condition?

Anencephaly

6

What does the prosencephalon differentiate into?

Telencephalon and Diencephalon

7

Which parts of the brain arise from the mesencephalon?

Tectum and Tegmentum

8

What does the Rhombencephalon differentiate into?

Metencephalon and Myencephalon

9

Which parts of the brain arise from the Telencephalon?

Cerebral cortex, Basal ganglia, Ventricles of the brain

10

Which parts of the brain arise from the Diencephalon?

Thalamus, Hypothalamus

11

Which parts of the brain arise from the Metencephalon?

Cerebellum

12

Which parts of the brain arise from the Myencephalon?

Pons, Medulla

13

What is the function of the Tectum?

Reflex response controll

14

How many pairs of cranial nerves are there?

12

15

How many pairs of spinal nerves are there?

31