Glial cells

Question 1

Question 2

Answer 2

Question 3

Key differences between neurons and glial cells in terms of :

• Electrical excitability
• conduction to action potentials
• secretions

Answer 3

Question 4

Astrocytes increase …… utilization and release lactic acid which is taken and consumed by the neurons to form…. and processes CO2

Answer 4

Glucose , ATP

Question 5

Role of Astrocytes in Homeostasis of the extracellular space

Answer 5

Question 6

One oligodendrocyte can make up to….. myelin segments

Answer 6

40-50

Question 7

Components of the Oligodendrocyte Myelin ?

Answer 7

-Proteolipid protein (PLP/DM-20)

-Myelin Basic protein (MBP)

Question 8

Answer 8

Question 9

Components of Schwann cell myelin ?

Answer 9

-Protein zero (Po)

-Myelin basic protein (MBP)

-Peripheral myelin protein 22 (PMP22)

Question 10

Most synapses in the brain are enveloped by….. (Cells)

Answer 10

astrocytes

Question 11

The astrocytes’ response to neurotransmitters ?

Answer 11

Question 12

What’s BDNF ?

Answer 12

Brain derived neurotrophic factor

Question 13

Mention all the GLIOTRANSMITTERS you know

Answer 13

-glutamate

-d-serine

-ATP/adenosine

-TNFα

-BDNF (BDNF= Brain derived neurotrophic factor)

Question 14

How does astrocytes affect blood transmission in the brain ?

Answer 14

Question 15

Answer 15

Question 16

Answer 16

Question 17

Why does nerve ligature lead to neuropathic pain ?

Answer 17

Question 18

Illustrate the role of microglias in neuropathic pain

Answer 18

Question 19

Answer 19