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120 Cards in this Set
- Front
- Back
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The middle layer of the heart muscle is called the:
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Myocardium.
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The function of the left ventricle is to deliver:
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Oxygentated blood into the aortic arch.
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How many chambers are in the human heart?
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4
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The medical term for a heart attack is:
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Myocardial infarction.
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The receiving chambers of the heart are the:
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Atria.
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The heart is surrounded by a thin, fluid-filled sac called the:
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Percardium.
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The lower chamber of the heart are called:
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Ventricles.
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the right atrioventricular valve is also called the:
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Tricuspid valve.
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The structure dividing the right and left halves of the heart is called:
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Septum.
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The heart receives blood to supply its own needs via the:
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Coronary arteries.
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The relaxing phase of the cardiac cycle is called:
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Diastole.
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The heart's "pacemaker" is the:
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Sinoatrial Node.
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A cardiac cycle lasts approximately:
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0.8 seconds.
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The abbreviation for a test that monitors electrical impulses of the heart is:
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Electrocardiogram. (ECG)
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On an electrocardiogram (ECG) tracing, atrial activity is represented by the:
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P wave.
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On an electrocardiogram (ECG) tracing, which wave represents the activity of the ventricles?
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QRS and T.
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Abnormal heart sounds are called:
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Murmurs.
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Blood vessels that carry blood away from the heart are called:
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Arteries.
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A person's pulse is created by a wave of pressure caused by:
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Ventricular contraction.
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What keeps the blood moving through the venous system?
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Skeletal muscle movement and the opening and closing of valves within the veins.
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An abnormally fast heart rate is called:
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Tachycardia.
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What is a normal blood pressure reading?
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120/80 mm Hg
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An infection of the lining of the heart is called:
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Endocarditis.
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What is an abbreviation for cardiac enzyme tests?
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Creatine Kinase. (CK) and Lactate Dehydrgenase. (LDH)
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Systolic pressure measures pressure in the arteries during:
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Ventricular contration.
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The pulmonary circulation:
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Carries deoxygentated blood to the lungs and returns oxygentated blood to the heart.
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What represents the proper direction of blood flow in the circulatory system?
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Arterioles, capillaries, and venules.
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The right ventricle delivers blood to the:
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Pulmonary artery.
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Normal systemic arterial blood is:
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Bright cherry red.
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The largest artery inthe body is the:
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Aorta.
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The pulmonary vein carries:
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Oxygen-rich blood.
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A sphygmomanometer is a(n):
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Blood pressure cuff.
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The smallest branches of veins are called:
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Venules.
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What blood vessels are part of the systemic circulation:
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Brachial artery, cephalic vein, and vena cava.
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Tiny one-cell thick blood vessels are called:
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Capillaries.
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What blood vessels carries oxygenated blood?
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Pulmonary vein.
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The outer layer of a blood vessel is called the tunica:
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Adventitia.
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The internal space of a blood vessel is called the:
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Lumen.
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The layers of arteries differ from the layers of veins in that the:
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Muscle layer is thick in arteries.
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The inner layer of a blood vessel is called the:
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Vein.
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What is the proper order of vein selection for venipuncture?
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Median cubital, cephalic, and basilic.
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Oxygen and nutrients diffuse through the walls of the:
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Capillaries.
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The antecubital fossa is located:
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Anterior to and distal to the elbow.
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A blood clot circulating in the blood stream is called a(n):
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Embolus.
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The basilic vein is the third choice for venipuncture because it is:
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More painful when punctured, near a major nerve, and near the brachial artery.
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A phlebotomist is allowed to perform a venipuncture on an akle vein when:
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The patient's physician has given permission to do so.
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The longest vein in the body is the:
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Great Saphenous.
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A vein found on the lateral side of the ankle is the:
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Lessor Saphenous.
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What is normally found in the plasma portion of the blood?
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Antibodies.
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What is the medical term for vein inflammation?
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Phlebitis.
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What is the name or abbreviation for a vascular system test?
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Disseminated Intravascular Coagualtion. (DIC)
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Lipid accumulation on the intima of an artery is called:
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Atherosclerosis.
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A localized dilation or bulging of an artery is called:
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An aneurysm.
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Inflammation of a vein in conjunction with formation of a blood clot is called:
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Thrombophlebitis.
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Normal adult blood volume is approximately:
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5 L.
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The normal composition of blood is approximately:
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55% plasma, 45% formed elements.
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Normal plasma is a:
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Clear or slightly hazy, pale yellow fluid that is 90% water.
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When the hand is prone, the cephalic vein in the antecubital area is located in line with the:
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Little finger.
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What is the most numerous cell in the blood.
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Red blood cell.
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What blood cell contains a nucleus?
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Leukocyte.
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A reticulocyte count measures immature :
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Red blood cells.
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What blood cell increases in allergic reactions and pinworm infestations?
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Eosinophil.
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How lare is a normal erythrocyte?
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7-8
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Where are leukocytes produced?
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Bone marrow.
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What is the primary function of red blood cells?
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Transport oxygen from the lungs to the tissues.
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A leukocyte is a:
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White blood cell.
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What blood cell has the ability to pass through the blood vessel wall?
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Leukocyte
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What type of cell destroys pathogens by phagocytosis?
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Neutrophil.
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What is another term for neutrophils?
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Polys.
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What formed element is first on the scene when an injury occurs?
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Platelet.
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What is described as an anuclear, biconcave disc?
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Erythrocyte.
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What type of cell is sometimes called a macrophage?
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Monocyte.
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What type of cells give rise to plasma cells that produce antibodies?
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Lymphocytes.
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Neutrophils are sometimes called segs because they have segmented:
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Nuclei.
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Platelets are also called:
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Thrombocytes.
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A platelet is actually a part of a cell called a:
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Megakaryocyte.
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An individual's body type is determined by the presence or absence of certain types of :
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Antigens on the surface of the red blood cells.
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To prevent sensitzation, Rh immunoglobulin is given to a(n):
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Rh-negative mother on delivery of an Rh-positive baby.
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A person who becomes "sensitized" to the Rh factor:
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May produce antibodies to the Rh factor.
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A person who has A-negative blood as red blood cells that:
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Have the A antigen and lack the Rh antigen.
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Severe hemolytic disease of the newborn is most often caused by:
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Sensitization of an Rh-negative mother from a previous Rh-positive baby.
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Incompatible blood given to a patient because of miisidentification by a phlebotomist may result in the patient's:
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Renal tubules being overcome by excess hemolysis and becoming totally dysfunctional.
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Whole blood is made up of:
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Formed elements suspended in plasma.
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The liqud portion of a clotted specimen is called:
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Serum.
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The clear liquid portion of an anticoagulated specimen that has been centrifuged is called:
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Plasma.
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How can you visually tell serum from plasma?
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You cannot visually tell serum from plasma.
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How soon should a blood smear be made from an ethylenediaminetetraacetate (EDTA) specimen? Within:
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60 minutes.
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The most common anticoagulants prevent clotting by:
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Inhibiting thrombin or binding calcium.
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It is preferable to perform STAT chemistry tests on plasma rather than serum because plasma:
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Is ready for testing sooner than serum.
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A test that assesses platelet plug formation is:
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Bleeding Time (BT)
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What are some things to know regarding serum:
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Serum is collected without an anticoagulant, serum is normally clear,pale yellow in color, and serum is suitable for most chemistry determinations.
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A person with thrombocytosis has:
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Abnormally increased platelets.
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A disease characterized by an abnormally decreased red blood cell count is:
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Anemia.
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The process of coagulation is also called:
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Hemostasis.
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What is a test of the formed elements?
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Complete Blood Count (CBC)
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Hemostasis refers to:
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The coagulation process.
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An abnormal increase in white blood cells is called:
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Leulicytosis.
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The ion required in the coagulation process where prothrombin is converted to thrombin is:
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Calcium.
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The extrinsic pathway of coagulation is initiated by:
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Tissue Injury.
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The first stage inthe hemostatic process is:
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Vasoconstriction.
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What are the tests that are used to diagnoise blood cell disorders:
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Complete blood count, ferritin, and hemoglobin.
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What stages of the coagulation process are called primary hemostasis?
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Vasoconstriction and platelet plug formation.
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Lymph fluid is most likely:
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Plasma.
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A disease caused most often by the lack of factor VIII is:
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Hemophilia.
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Coagulation problems may result from live disease because the liver:
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Manufactures coagulation factors.
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What stage of the coagulation process involves the action of the enzyme plasmin:
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Fibrinolysis.
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Tests that measure the functioning of primary hemostasis are:
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Platelet count and bleeding time.
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Obstruction of a blood vessel by an embolus causes:
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An embolism.
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What is a coagulation test?
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Protime.
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When the arm is in the anatomic position, the basilic vein is:
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On the same side as the little finger.
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Lymp fluid origniates from:
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Excess tissue fluid.
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A venipuncture site is normally healed by:
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Platelet plug formation.
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A malignant lymphoid tumor is called:
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Lymphosarcoma.
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A test associated with the lymph system is:
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Mononucleosis test.
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Lymph fluid keeps moving in the right direction because of:
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Valves in the lymph vessels.
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What are functions of the lymph nodes:
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Process lymphocytes,remove impurities, and trap and destroy bacteria.
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What veins are antecubital veins:
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Basilic,cephalic, and median cubital.
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The ability of platelets to stick to surfaces is called platelet:
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Adhesion.
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What test is performed on whole blood?
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Complete blood Count. (CBC)
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Waht test is performed on plasma?
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Protime
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