Human Bio: Chapter 7

Blood Clot

Clump of Blood cells (ball of cells, form in arteries or veins help control bleeding)

What promotes smooth muscle contraction?

Damage to the vessel wall

Platelets Stick Together to Seal a Ruptured Vessel

TRUE

Platelets release:

prothrombin activator

Prothrombin activator converts prothrombin to:

thrombin

Thrombin converts fibrinogen into:

fibrin

Hemophilia:

deficiency of one or more clotting proteins

Medications that interfere with hemostasis

Asprin & Ibuprofen

Blood transfusion:

administration of blood directly into bloodstream of another person

A B O blood types:

A, B, A B, and O

R h Blood type:

R h-positive and R h-negative

Antigen

non self protein, foreign to the body