A&P final Mastering questions (Blood) – Flashcards

The ______ is the fluid portion of the blood. hematocrit plasma buffy coat hemoglobin

In a centrifuged sample of blood, what makes up the buffy coat? white blood cells and platelets red blood cells plasma platelets only

Which of the following is NOT a function of blood? protection hormone production distribution regulation

The main protein in blood plasma is: hemoglobin. erythropoietin. plasmin. albumin.

Which of the following is not a formed element of the blood? Leukocytes Platelets Erythrocytes Antibodies

In adults, red blood cell production occurs in__________. the liver the thymus red bone marrow yellow bone marrow

Bilirubin is cleared from the body by: the liver. the pancreas. the spleen. the kidneys.

Which of the following is correctly matched? Aplastic anemia: results from excessive blood loss Hemorrhagic anemia: red blood cells rupture Hemolytic anemia: results from inadequate iron intake Pernicious anemia: results from a vitamin B12 deficiency

The most abundant leukocytes are: basophils. macrophages. lymphocytes. neutrophils.

Platelet formation is regulated by: interleukin-2. plasmin. erythropoietin. thrombopoietin.

Which of the following is NOT a functional characteristic of leukocytes? amoeboid motion positive chemotaxis diapedesis leukocytosis

Which leukocyte functions in phagocytizing bacteria? lymphocyte neutrophil basophil eosinophil

You observe a large cell with a "U" shaped nucleus. This cell is most likely a(n): monocyte. lymphocyte. eosinophil. basophil.

The enzyme ______ digests fibrin clots. plasminogen fibrinogen thrombin plasmin

A person who lacks agglutinogens A and B would have blood type: B. O. AB. A.

Which ABO blood type is considered to be the universal donor? O AB B A

What is an embolus? an anticoagulant a stroke a protein in the coagulation pathway a blood clot that has broken loose and is floating freely in the blood stream

The first step in hemostasis is: coagulation. fibrin production. vascular spasm. platelet plug formation.

Hemostasis leads to: white blood cell production. stoppage of bleeding. red blood cell production. heme production.

Which plasma constituent is the main contributor to osmotic pressure? alpha globulins fibrinogen albumin beta globulins

An abnormal excess of erythrocytes is called__________. sickle-cell anemia polycythemia thalassemia leukocytosis

Which of the following represents a difference between extrinsic and intrinsic blood clotting cascades? One leads to the production of prothrombin activator and the other does not. One is faster than the other. One is triggered by tissue damage while the other cannot be triggered by tissue damage. One involves calcium ions while the other does not.

Which of the following scenarios could result in HDN (hemolytic disease of the newborn)? A+ female pregnant with a B- baby. B- female pregnant with an AB+ baby. O+ female pregnant with a B+ baby. AB- female pregnant with an AB- baby.

Choose the compatible transfusion. Donate type B blood to a recipient with type O blood. Donate type O blood to a recipient with type AB blood. Donate type AB blood to a recipient with type B blood. Donate type A blood to a recipient with type B blood.

Which of the following is NOT a part of hemostasis? coagulation platelet plug formation vascular spasm vascular relaxation

What protein involved in coagulation provides the scaffolding for tissue repair? prothrombin activator fibrinogen thrombin fibrin

Which of the following does not stimulate erythrocyte production? A drop in normal blood oxygen levels Hyperventilating Erythropoietin Testosterone