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{\an1}-A lot of simpler life forms don't need a circulatory system
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Human: The World Within

{\an1}-A lot of simpler life formsdon't need a circulatory system {\an1}because they're...

{\an1}-A lot of simpler life forms
don't need a circulatory system {\an1}because they're just one-cell
beings and they can rely {\an1}on the diffusion of molecules
within their one cell {\an1}to carry everything around
that they need to

Full Transcript

00:00:01.000 --> 00:00:05.000
{\an1}-A lot of simpler life forms don't need a circulatory system
00:00:05.034 --> 00:00:07.667
{\an1}because they're just one-cell beings and they can rely
00:00:07.007 --> 00:00:11.934
{\an1}on the diffusion of molecules within their one cell
00:00:11.967 --> 00:00:14.634
{\an1}to carry everything around that they need to.
Duration
15 seconds
Views
26
Timestamp in Movie
00:16:20
Uploaded
May 09, 2025
Season
1
Episode
2
Genres
documentary

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Movie Summary

Diverse personal stories from around the world reveal how lives, passions and goals are facilitated by the human body's various complex systems; narrator Jad Abumrad.
S01 • E06 -Inside the brain, - Human: The World Within 00:07
-Inside the brain,
S01 • E04 Even if you share DNA, a house, or, in the case of twins... - Human: The World Within 00:07
Even if you share DNA, a house, or, in the case of twins...
S01 • E03 [Melanie] Today, we have access to foods year-round - Human: The World Within 00:08
[Melanie] Today, we have access to foods year-round
S01 • E06 It's an inch-long almond-shaped bulb - Human: The World Within 00:06
It's an inch-long almond-shaped bulb
S01 • E05 Even the brain regions to which our olfactory system connects - Human: The World Within 00:07
Even the brain regions to which our olfactory system connect...
S01 • E01 Fear is a very powerful protective mechanism for us as people. - Human: The World Within 00:06
Fear is a very powerful protective mechanism for us as peopl...
S01 • E04 -People ask a lot, "What do you think it is, nature or nurture, - Human: The World Within 00:10
-People ask a lot, "What do you think it is, nature or ...
S01 • E02 {\an1}But we as humans are made up of many cells, - Human: The World Within 00:17
{\an1}But we as humans are made up of many cells,
S01 • E05 [narrator] Most of our senses are processed - Human: The World Within 00:05
[narrator] Most of our senses are processed
S01 • E06 When we're faced with a dangerous situation, - Human: The World Within 00:07
When we're faced with a dangerous situation,
S01 • E01 [wind howling] - Human: The World Within 00:11
[wind howling]
S01 • E03 Our bodies are adapted to dealing with periodic scarcity - Human: The World Within 00:06
Our bodies are adapted to dealing with periodic scarcity
S01 • E04 We can see within twins with the same genetic material - Human: The World Within 00:13
We can see within twins with the same genetic material
S01 • E05 The thalamus is like a switchboard, - Human: The World Within 00:06
The thalamus is like a switchboard,
S01 • E03 [narrator] We evolved in a world where sometimes, - Human: The World Within 00:05
[narrator] We evolved in a world where sometimes,
S01 • E01 And then be able to respond to it, - Human: The World Within 00:06
And then be able to respond to it,
S01 • E06 Pupils dilate to take in more light. - Human: The World Within 00:05
Pupils dilate to take in more light.
S01 • E05 But for reasons that we're still trying to uncover, - Human: The World Within 00:11
But for reasons that we're still trying to uncover,
S01 • E02 {\an1}-Over the course of a day, - Human: The World Within 00:07
{\an1}-Over the course of a day,
S01 • E01 [narrator] Inside the brain, - Human: The World Within 00:07
[narrator] Inside the brain,