Question

while learning to ride a bicycle David lost his balance and fell. he got bruises on his knees and it started bleeding. however, the bleeding stop after sometime
1.why did the bleeding stop?

2.which type of cells are responsible for clotting of blood​

Answer 1

Answer:

platelets

Explanation :

1. The bleeding stopped due to accumulation of specialized cell at site of bleeding and forms wound covering over the surface
2. These specialized cells are called platelets which forms the clott.

Plz mark BRAINLIEST.

Answer 2

Answer:

1. He got bruises on his knees and it started bleeding. however, the bleeding stop after sometime.

2.The main job of platelets, or thrombocytes, is blood clotting. Platelets are much smaller in size than the other blood cells. They group together to form clumps, or a plug, in the hole of a vessel to stop bleeding.

Explanation:

Mark me as brainliest.