BLOOD CLOTTING

1. Scab formation does not help in preventing infection.

• TRUE

• FALSE

1. Platelets are complete cells that travel through the bloodstream.

• TRUE

• FALSE

1. A series of reactions occurring within the blood plasma is unrelated to the clotting process.

• TRUE

• FALSE

1. Platelets play no role in stopping bleeding when the skin is broken.

• TRUE

• FALSE

1. The clot eventually dries and develops into a scab to protect the wound from bacteria entering.

• TRUE

• FALSE

1. The insoluble mesh formed by fibrin traps red blood cells and therefore forms a clot.

• TRUE

• FALSE

1. Platelets are fragments of cells.

• TRUE

• FALSE

Blood clotting prevents continued blood loss from wounds.

• TRUE

• FALSE

Scab formation seals the wound with an insoluble patch.

• TRUE

• FALSE

1. When the skin is broken (i.e. there is a wound), platelets arrive to stop the bleeding.

• TRUE

• FALSE