You cut your finger, and after putting pressure on the wound for several minutes, you notice that it is still bleeding profusely. What may be the problem?
A) Platelets are not functioning properly, or there are too few to be effective.
B) Mast cells are not releasing their chemical messengers.
C) There are too many antigens to allow clotting.
D) Answers A and B are both correct.
E) Answers B and C are both correct.

Question

Quizplus · Accepted Answer

The problem may be that platelets are not functioning properly or there are too few to be effective, as platelets are responsible for clotting and stopping bleeding. Mast cells and antigens are not directly involved in clotting.

You Cut Your Finger, and After Putting Pressure on the Wound