I’m a Thrombocyte (Platelet)!

Hi! Imagine tiny, superhero helpers inside your blood. Those helpers are called thrombocytes, but most people call them platelets. I’m one of those platelets. My job is to stop you from leaking too much blood when you get a scratch.

What happens when you get a cut — step by step

1. Ooops! A cut happens. Some blood tries to leave your body.
2. Platelets rush over. We zoom to the cut like little band-aids.
3. We stick together. Platelets pile up and make a plug so blood can’t flow out.
4. Sticky threads join us. Other helpers in your blood make tiny threads (called fibrin) that make the plug strong.
5. A scab forms. The plug dries and becomes a scab. The scab protects the skin as it heals underneath.

What you should do when you get a cut

• Tell an adult right away.
• Press a clean cloth or bandage on the cut to help stop the bleeding.
• Wash the area with soap and water once it’s not bleeding much.
• Cover it with a clean bandage if needed and don’t pick the scab — picking makes it take longer to heal.
• If the cut is big or keeps bleeding, get help from an adult or a doctor.

Fun facts

• Platelets are very tiny — much smaller than red blood cells.
• They work together like a team to stop bleeding fast.
• Scabs are like nature’s little bandages that keep germs out while your skin repairs itself.

So remember: I’m a thrombocyte (platelet), and I help protect you by making plugs and scabs so your body can heal. Pretty cool, right?