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The Integumentary System, Part 2 – Skin Deeper: Crash Course A&P #7

Look at all this stuff! Soaps, lotions, conditioners, polishes — all from that huge section of your local store that’s dedicated solely to the grooming of your skin, hair, and nails. Some might see these things as the trappings of vanity. But me? I see them as the tools for the care, maintenance, and — […]

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Tissues, Part 4 – Types of Connective Tissues: Crash Course A&P #5

Technically, we’re all just meat. Yeah, you could say that what makes us human is our emotions, or thoughts, or memories, but physically, we’re not all that different from this. We’re used to thinking of meat as the muscle tissue that people cook and eat — but the fact is, you could eat that stuff […]

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Tissues, Part 3 – Connective Tissues: Crash Course A&P #4

Flo Hyman had always been a tall girl. I mean… really tall. By her 12th birthday, she was already six feet, and by 17 she’d topped out at just over 6’5’’. Initially self-conscious about her stature, she learned to use it to her advantage when she started playing volleyball. She attended the University of Houston […]

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The Integumentary System, Part 1 – Skin Deep: Crash Course A&P #6

When you hear about your “organs,” you probably think of your heart, or your liver, or your lungs. Maybe you picture Captain Nemo playing the organ aboard the Nautilus. Why do they have an organ on a submarine? That is – that doesn’t make any sense. But your first associations with that term probably overlook […]

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Tissues, Part 2 – Epithelial Tissue: Crash Course A&P #3

As any teacher will tell you, when you’re dealing with certain elements that are being feisty and fidgety and basically not cooperating, there’s pretty much only one thing you can do: you gotta keep ‘em separated. And there’s a whole system of biological tissue that’s dedicated to doing just that — creating order where there […]

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The Nervous System, Part 3 – Synapses!: Crash Course A&P #10

What’s 1000 times thinner than a piece of paper, more numerous in you than grains of sand on a beach, and proof that the smallest things can sometimes be the most powerful? I’m talking about the synapse — the meeting point between two neurons. If your neurons form the structure of your nervous system, then […]

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