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Anatomy & Physiology

3D Skeletal System: The Shoulder Girdle

Think of how many things you do during the day; you stretch first thing in the morning, lift your coffee cup, wave at people, type, write, text, play Pokémon Go—no matter what it is you do, chances are you're using your arms to do them. And you know ...
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Courtney Smith

Anatomy & Physiology

3D Skeletal System: Compact Bone, Spongy Bone, and Osteons—Oh My!

Your skeleton's awesome—no bones about it! I couldn't resist. Femur landmarks. Image from Human Anatomy Atlas. The point still stands! Your skeleton ...
Anatomy & Physiology

3D Skeletal System: The Pelvic Girdle

I must put my hand on my hip at least a thousand times a day. I don't know what it is—it's a habit that I can't seem to break. Mostly, I think it's ...
Anatomy & Physiology

Learn Muscle Anatomy: Occipitofrontalis

Have you ever made faces at yourself in the mirror? What am I talking about, of course you have (when you're brushing your teeth, watch the hilarious ...
Anatomy & Physiology

3D Skeletal System: Five Things to Know about the Ethmoid Bone

In my previous bone post, I talked about how much I loved the sphenoid and its Batman symbol-esque shape. That still holds true. Coming in at a close ...
Anatomy & Physiology

Learn Muscle Anatomy: Lateral Rotators

It's kind of serendipitous that I start writing a thing about the lateral rotator muscles when a Lewis Black schtick comes on my iTunes about mixing ...
Anatomy & Physiology

Anatomy and Physiology: The 3D Human Brain

I've been told I have a weird way of looking at the body. I've likened the digestive system to a train route, the heart to a machine, and now I'm ...
Anatomy & Physiology

Anatomy and Physiology: Six Facts about the Salivary Glands and Saliva

Ever been so angry you could spit? If you're angry right now, please don't spit—it was just an expression. As gross as spit is, it's also incredibly ...
Anatomy & Physiology

Learn Muscle Anatomy: Trapezius

I love the trapezius muscle. I know, I know, I say that about every muscle I write about, but it's true! The trapezius is so cool. It's like wearing ...
Anatomy & Physiology

Learn Heart Anatomy: Vessels, Valves, and Chambers (oh my!)

Your heart is an extraordinary machine. Have you ever seen the PIXAR movie Wall-E? In the movie, every robot has a directive, or purpose, that it ...