Question

1. platelets stop blood loss by: a. collecting and adhering at the site of damage b. triggering a reaction that promotes the formation of fibrin threads c. forming a platelet plug d. all of the above

Explanation:

Platelets first collect and adhere at the damaged blood - vessel site. This triggers a series of reactions that lead to the formation of fibrin threads. Together, they form a platelet plug to stop blood loss.

Answer:

D. All of the above