blood clotting

why is it important to understand how blood clots?

What does our body do when we cut ourselves?

• It makes us hungry.

• It forms a blood clot.

• It makes us sleepy.

• It makes us laugh.

What are platelets?

• Tiny cell fragments in our blood.

• Big cells in our blood.

• A kind of virus.

• A type of bacteria.

What happens when collagen is exposed?

• It makes us sleepy.

• It makes us hungry.

• It attracts platelets to the area.

• It makes us laugh.

What does fibrin do to the platelet plug?

• It makes it smaller.

• It makes it weaker.

• It makes it stronger.

• It makes it disappear.

What is a scab made of?

• Just skin.

• Just blood.

• Platelets trapped in a fibrin mesh.

• Only water.