Exam 7: Diseases of the Blood

In the many forms of von Willebrand's disease, there is a defect in the adhesion of _____.

Mature red blood cells emerge from the bone marrow as reticulocytes.

Vegetarians who eat no animal products may develop _____.

_____ are produced in the bone marrow and are essential for blood clotting.

Patients who have heterozygous sickle cell trait have the more severe form known as sickle cell anemia.

The diagnosis of ITP is based on the appearance of severe thrombocytopenia.

Red blood cells have a short lifespan of only 120 days.

Vitamin _____ is required for the synthesis of the prothrombin and thrombin clotting factors.

_____ is a reduction in circulating red blood cells that is caused by accelerated destruction of red blood cells.

Approximately _____ of African Americans have the sickle cell anemia trait.

What type of anemia is caused by the failure to produce adequate amounts of erythropoietin?

Unlike white blood cells, red blood cells have a nucleus.

Erythropoeisis is regulated by the hormone erythropoietin.

Coagulation factors VII, IX, X, and _____ require the presence of vitamin K for normal activity.

The primary function of _____ is to defend tissues against infections and foreign substances.

Red blood cells are the most abundant cells in the human body.

Thrombocytopenia makes the body vulnerable to prolonged bleeding.

Iron deficiency is the leading cause of anemia worldwide.

Treatment for polycythemia vera is aimed at _____.

The most frequent cause of iron deficiency in men and postmenopausal women is _____.