stackyFACTS
Health

Your body has more sphincters than you think

HERE’S THE INTERESTING PART

Sphincters are generally associated with basic waste management, but these circular muscular gates are positioned all over your internal architecture. They regulate passages between internal compartments, quietly opening and closing to prevent essential materials from violently flowing backward through your system.

Your body has more sphincters than you think
STACKY / Health
One discovery leads to another.

Keep exploring facts in this topic.

Health →
STACKY FOR IPHONE

A bigger world.
One discovery
at a time.

Keep discovering with Stacky. Interesting facts in an app that is always within reach.

Download on the App Store
ONE MORE DISCOVERY?

Keep exploring

All in this topic →
Anal canal utilizes internal and external control valves
Health

Anal canal utilizes internal and external control valves

You actually have a two-door security system at the exit. The inner ring operates entirely on autopilot without your permission, while the outer ring is the…

Discover more
Vocal cords are surprisingly small bands of muscle tissue, measuring less than an inch long in most adults, yet they can vibrate up to a thousand times per second to produce high-pitched sounds.
Health

Vocal cords are surprisingly small bands of muscle tissue, measuring less than an inch long in most adults, yet they can vibrate up to a thousand times per second to produce high-pitched sounds.

Vocal cords are surprisingly small bands of muscle tissue, measuring less than an inch long in most adults, yet they can vibrate up to a thousand times per…

Discover more
Plantaris is known as the freshman nerve
Health

Plantaris is known as the freshman nerve

This thin, incredibly weak muscle in your calf does almost nothing for movement. It’s so utterly useless that it’s frequently mistaken for a nerve by…

Discover more
Levator labii superioris alaeque nasi
Health

Levator labii superioris alaeque nasi

This is the longest name for any muscle in the human body. Its sole, dramatic purpose is to flare your nostrils and aggressively elevate your upper lip when…

Discover more
Muscle fibers come in slow and fast types
Health

Muscle fibers come in slow and fast types

You have slow-twitch fibers for endurance and fast-twitch for explosive power. Unless you actively train, both types are mostly just sitting there, waiting…

Discover more
The bone in your body that runs sideways
Health

The bone in your body that runs sideways

In a skeletal system entirely obsessed with standing upright, the clavicle rebels by being the only long bone situated horizontally. It acts as a precarious…

Discover more
StackyMore discoveries in the app
Download on the App Store