Brain matters and accelerated learning

Question 1

Frontal lobe role

Answer 1

Thinking, planning, organising

Question 2

Motor cortex role

Answer 2

Movement

Question 3

Sensory cortex role

Answer 3

Sensation

Question 4

Parietal lobe role

Answer 4

Perception

Question 5

Occipotal lobe role

Answer 5

Vision

Question 6

Cerebellium role

Answer 6

Balance

Question 7

Spinal cord role

Answer 7

Carrying messages

Question 8

Temporal lobe role

Answer 8

Memory, understanding and language

Question 9

Which daily action burns up a large majority of calories expended daily?

Answer 9

Just staying alive

Question 10

Which are the 2 most metabolically expensive organs in the body?

Answer 10

Brain and liver

Question 11

Which percentage of energy use does the brain use?

Answer 11

Roughly 20%

Question 12

Which percentage of the body mass does the brain take up?

Answer 12

Roughly 2%

Question 13

Which proportion of your resting metabolic rate goes on in the brain?

Answer 13

1/5

Question 14

How many kw/h does 1/5 of the brains resting metabolic rate equate to per day for an average person?

Answer 14

0.3 kw/h

Question 15

List an important adaptation of the brain for energy use

Answer 15

Energy efficient coding strategies

Question 16

Explain the energy-efficient coding strategy in the cerebellum

Answer 16

The responsibility for motor control is gradually delegated to the cerebellum as opposed to using large portions of the brain to continually regulate action

Question 17

Which percent of cardiac output goes to the brain?

Answer 17

15%

Question 18

Which percent of total VO2 goes to the brain?

Answer 18

20%

Question 19

Which percent of total glucose use goes to the brain and why?

Answer 19

15%, the brain is a very hungry organ and needs to be fed continually

Question 20

What is the brains key source of energy?

Answer 20

Glucose

Question 21

What are the 2 other sources of energy the brain uses for fuel?

Answer 21

Ketones and lactate

Question 22

Which 5 main things are increased in the brain acutely/short term when exercising?

Answer 22

Brain blood flow
Sleep quality
Metabolism
Brain temp
Dopamine/serotonin

Question 23

What is often the cause of people stopping exercising or reducing the intensity of their exercise?

Answer 23

When you reach near exhaustion and the brain temp reaches a threshold where you can not continue on

Question 24

What can increased blood flow improve?

Answer 24

Blood oxygenation

Question 25

How come exercise if oftwen used to treat depression, anxiety and other depressive orders?

Answer 25

Because during exercise, cortisol the stress hormone is decreased overtime

Question 26

Provide an example of a sensorimotor representation

Answer 26

Doing alot of certain type of exercise and using a certain part of your body eg in table tennis you use your right arm alo0t so your brain representation of your right arm is likely to become more bigger and more concentrated

Question 27

Define neural plasticity

Answer 27

The brains ability to learn continuously through the lifespan

Question 28

Around what age is the greatest rate of neuroplasticity?

Answer 28

0-5 years

Question 29

What is synaptic pruning?

Answer 29

Getting rid of some connections

Question 30

At which stage in life is synaptic pruning most important for?

Answer 30

Early on in life

Question 31

What is myelination and what is it important for?

Answer 31

It is important for learning as it enables signals to be passed more faster in effect