The developing brain

Question 1

How we call sell devision?

Answer 1

Proliferation

Question 2

What myelination do to axons?

Answer 2

Increases speed by 100 times

Question 3

What is regulary gaps in myelination?

Answer 3

Node of Ranvier

Question 4

How is called death of cells?

Answer 4

Apoptosis

Question 5

How is called life-sustaining chemical signals

Answer 5

Trophic factors

Question 6

How much weight average newborn brain?

Answer 6

370 grams

Question 7

What is plasticity?

Answer 7

Ability of the brain to modify itself and adapt

Question 8

What is the most important brain area to wired up?

Answer 8

Prefrontal cortex (PFC)

Question 9

What is normal when we age? What isn’t?

Answer 9

Normal is a little lose of neurons, anormal decline in memory, cognitive ability

Question 10

What is theory of brain aging?

Answer 10

“Last in, first out”

Question 11

What is two region that continue adding neurons?

Answer 11

Olfactory bulbs and dentate gyrus