Apedia

A-Level Biology OCR A

Blood Importance Clotting Serotonin Explain Release Platelets Cut

The summary explains the importance of blood clotting and serotonin release by platelets in preventing pathogen entry and reducing blood loss, also causing blood vessels to constrict.

O resumo explica a importância da coagulação sanguínea e da liberação de serotonina pelas plaquetas para prevenir a entrada de patógenos e reduzir a perda de sangue, além de causar a contração dos vasos sanguíneos.

Front Explain the importance of blood clotting and the release of serotonin by platelets.
Back Importance of blood clotting & serotonin:
  • When there's a cut - pathogens can enter body & cause infection, also blood loss
  • Serotonin makes smooth muscle in walls of blood vessels contract so they narrow and reduce supply of blood to the area

Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.

Next card: Histamines blood cytokines make vessels describe processes involved

Previous card: Blood draw flow chart show process clotting

Up to card list: A-Level Biology OCR A