Why Doesn't It Get Dark When You Blink?

Why Doesn't It Get Dark When You Blink?

Assessment

Interactive Video

Science, Health Sciences, Biology

11th Grade - University

Hard

Created by

Quizizz Content

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The video explores how the brain manages visual perception during blinking. It explains that the brain suppresses visual input from the retina and fills in the gaps with previous images to maintain a continuous visual experience. Studies from 1980 and 2005 reveal that blinking causes the brain to suppress retinal information, with specific brain regions involved in this process. The dorsomedial prefrontal cortex plays a key role in storing and using previous images to fill in visual gaps. This mechanism allows us to blink without losing track of moving objects.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the experiment conducted in 1980 that helped scientists understand how blinking affects visual perception.

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens to visual input during a blink according to the text?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What are the main brain regions involved in suppressing visual information during a blink?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What role does the dorsomedial prefrontal cortex play in visual perception during blinking?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

How does the brain fill in the gaps of visual information when we blink?

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