TED-ED: What percentage of your brain do you use? - Richard E. Cytowic

TED-ED: What percentage of your brain do you use? - Richard E. Cytowic

Assessment

Interactive Video

Health Sciences, Physics, Science, Biology

KG - University

Hard

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The video debunks the myth that humans use only 10% of their brains, explaining that this misconception arose from historical misunderstandings. It highlights the significant energy consumption of the human brain compared to other species and the evolutionary advantage provided by cooking, which allows humans to sustain a large number of neurons. The video also discusses the brain's energy efficiency through sparse coding, emphasizing that only a small percentage of neurons are active at any time to conserve energy. It concludes by explaining the limitations of multitasking due to energy constraints and the importance of focusing on one task at a time.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the common myth about brain usage that many people believe?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How did William James contribute to the misunderstanding of brain potential?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What role do the frontal and parietal lobes play in human cognition?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the significance of energy consumption in the human brain.

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What is sparse coding and how does it relate to brain efficiency?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

Discuss the implications of multitasking on brain performance.

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

Why is it important to understand the actual capabilities of our brains?

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