When a blood capillary is cut, a clot forms under which feedback control system
A)negative feedback
B)positive feedback
C)extrinsic control
D)feedforward

Question

Quizplus · Accepted Answer

When a blood capillary is cut, positive feedback control system occurs where platelets secrete chemicals that attract more platelets to the site of injury, leading to the formation of a blood clot. This positive feedback mechanism continues until the clot is large enough to stop the bleeding.

When a Blood Capillary Is Cut, a Clot Forms Under