100. Introduction to Neuro

Question 1

What are the important facts about neurons?

Answer 1

Long living and amitotic

Question 2

How is the myelin sheath produced?

Answer 2

Schwann cells in peripheral nervous system

Oligodendrocytes in CNS

Question 3

What are a collection of cell bodies outside the CNS called?

Answer 3

Ganglia

Question 4

What is a collection of cell bodies in the CNS called?

Answer 4

Nuclei

Question 5

What are the glial (supporting) cells of the Peripheral nervous system

Answer 5

Satellite cells

Schwann cell

Question 6

In the central nervous system what cells are supportive (glial)?

Answer 6

Ependymal cells

Microglia

Oligodendrocytes

Astrocytes

Question 7

What are the three components of the blood brain barrier?

Answer 7

Endothelium (tight junction)

Thick basal lamina

Foot process of astrocytes

Question 8

What are the different regions of the brain?

Answer 8

Cerebrum

Diencephalon (regulation centre)

Brainstem

Cerebellum

Midbrain, pons, medulla,

Question 9

What are the largest ventricles in the brain?

What connects these ventricles with the 3rd ventricle (located in the diencephalon)

Answer 9

Lateral ventricle

Intraventricular ventricle

Question 10

What ventricle lies in the midbrain?

What ventricle exists in the hindbrain?

Answer 10

Cerebral aquaduct

4th ventricle