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*Circulatory TEST*
Question | Answer |
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Which of the following is not a function of cardiovascular system? A. Storage of minerals for later use B. Transportation of water and nutrients C. Transportation of gases D. Coagulation process | A. Storage of minerals for later use |
How is the heart rate measured? A. Counting respirations per minute B. Measuring oxygen content C. Estimating blood volume D. Taking the pulse rate | D. Taking the pulse rate |
Capillaries have which of the following characteristics? A. Transport deoxygenated blood toward the heart B. Transport oxygenated blood away from the heart C. Link arterioles and venules D. Carry only WBCs | C. Link arterioles and venules |
Arteries have which of the following characteristics? A. Transport deoxygenated blood toward the heart B. Transport oxygenated blood away from the heart C. Link arterioles and venules D. Carry only WBCs | B. Transport oxygenated blood away form heart |
Veins have which of the characteristics? A. Transport deoxygenated blood toward the heart B. Transport oxygenated blood away from the heart C. Link arterioles and venules D. Carry only WBCs | A. Transport deoxygenated blood toward the heart |
Which of the following reflects the primary function of leukocytes? A. Oxygen transport B. Host cells C. Blood clotting D. Defense against infections | D. Defense against infections |
Which of the following reflects the primary function of erythrocytes? A. Oxygen transport B. Host cells C. Blood clotting D. Defense against infections | A. Oxygen transport |
The heart muscle gets its blood supply from the? A. Carotid artery B. Coronary artery C. Pulmonary artery D. Pulmonary veins | B. Coronary artery |
The force exerted by the blood on the walls of the blood vessel is called? A. Blood pressure B. Cardiac output C. Heart rhythm D. Pulse rate | A. Blood pressure |
What keeps the blood moving through the venous system? A. Expansion& contraction of systemic arteries B. Movement of fluid throughout lymphatic system C. Pressure caused by contraction of ventricles D. Skeletal muscle movement&valves in veins | D. Skeletal muscle movement and valves in veins |
A persons pulse is created by a wave of pressure caused by A. Atrial contraction B. Atrial relaxation C. Ventricular contraction D. Ventricular relaxation | C. Ventricular contraction |
The internal space of a blood vessel A. Interna B. Intima C. Lumen D. Media | C. Lumen |
The layers of arteries differ from the layers of veins in that the A. Inner lining is much thicker in veins B. Middle layer of veins is more elastic C. Muscle layer is thicker in arteries D. Outer layer of arteries are thinner | C. Muscle layer is thicker in arteries |
Oxygen and nutrients diffuse through the walls of the A. Alveoli B. Arteries C. Capillaries D. Venules | C. Capillaries |
Plasma refers to a blood specimen that A. Is highly oxygenated B. Contains fibrinogen C. Does not contain anticoagulant D. Is rich in carbon monoxide | B. Contains fibrinogen |
Liquid portion of a clotted blood specimen is A. Fibrinogen B. Plasma C. Saline D. Serum | D. Serum |
A whole blood specimen has an abnormally large Buffy coat this is an indication that the patient has A. Elevated leukocyte or platelet count B. An increase amount of RBC C. Large number of bacteria D. Recently eaten a fatty meal | A. Elevated leukocyte or platelet count |
The term thrombocytes is another name for A. RBC B. WBC C. Platelets D. Sera | C. Platelets |
Which statement describes plasma? A. Cellular components from fibrin clot B. Normally bright or fluorescent yellow to orange C. Fluid portion of unclothed blood D. Contains only leukocyte | C. Fluid portion of unfitted blood |
Which statement describes serum? A. Cellular components from fibrin clot B. Normally bright or fluorescent yellow to orange C. Fluid portion of unclothed blood D. Contains only leukocyte | A. Cellular components from fibrin clot |
Ability of oxygen to combine with this substance in the RBC increases the amount of oxygen that can be carried in the blood up to 70x A. Carbon dioxide B. Glucose C. Hemoglobin D. Potassium | C. Hemoglobin |
Coagulation process plays a role in A. Hemolysis B. Hemopoiesis C. Hemostasis D. Homeostasis | C. Hemostasis |
Ion in coagulation process A. Calcium B. Chloride C. Potassium D. Sodium | A. Calcium |
First response in hemostatic process is A. Fibrin formation B. Platelet adhesion C. Thrombin creation D. Vasoconstriction | D. Vasoconstriction |
Enzyme that plays the major role in coagulation? A. Fibrin B. Heparin C. Plasmin D. Thrombin | D. Thrombin |
What word is used to describe the break down of RBC A. Erythema B. Erythrocytosis C. Hemolysis D. Hemostasis | C. Hemolysis |
Thrombus is A. Leak in the vein B. Heart attack C. Vessel wall D. Blood clot | D. Blood clot |
Major structural difference between arteries and veins A. Arteries are larger in diameter B. Arteries have more tissue layers C. Veins have a thicker muscle layer D. Veins have valves that direct flow | D. Veins have valves that direct flow |
Lymph fluid keeps moving in the right direction bc of A. Functioning of lymphatic ducts B. Lymphatic capillary structure C. Pressure from arterial system D. Valves within the lymph vessels | D. Valves within the lymph vessels |
One function of the lymphatic system is A. Control all body activities B. Make coagulation factors C. Remove and destroy bacteria D. Secret regulating hormones | C. Remove and destroy bacteria |