NR 283 Quiz 3 / NR283 Quiz 3 (Latest 2020) Pathophysiology: Chamberlain College of Nursing (Verified Answers, Already graded A)

NR 283 Pathophysiology Quiz 3 / NR283 Quiz 3 (Latest): Chamberlain College of Nursing Chamberlain NR 283 Quiz 3/ Chamberlain NR283 Pathophysiology Quiz 3 1. What term is used to describe a deficit of white blood cells? a. Leukopenia b. Neutropenia c. Pancytopenia d. Erythrocytosis 2. Individuals with type AB blood are considered to be universal recipients because their blood: a. contains A and B antibodies. b. contains A and B antigens. c. lacks A and B antibodies. d. lacks A and B antigens. 3. What causes numbness and tingling in the fingers of individuals with untreated pernicious anemia? a. Persistent hyperbilirubinemia b. Increasing acidosis affecting metabolism c. Multiple small vascular occlusions affecting peripheral nerves d. Vitamin B12 deficit causing peripheral nerve damage 4. What is the cause of sickle cell anemia? a. A defective gene inherited from both parents b. A chronic bacterial infection c. Bone marrow depression d. An autoimmune reaction 5. In cases of polycythemia vera, blood pressure is elevated as a result of: a. frequent infarcts in the coronary circulation. b. increased blood volume. c. congested spleen and bone marrow. d. increased renin and aldosterone secretions. 6. A modifiable factor that increases the risk for atherosclerosis is: a. leading a sedentary lifestyle. b. being female and older than 40 years of age. c. excluding saturated fats from the diet. d. familial hypercholesterolemia. 7. The classic early manifestation(s) of left-sided congestive heart failure is/are __, whereas the early indicator(s) of right-sided failure is/are __. a. palpitations and periodic chest pain; shortness of breath on exertion b. swelling of the ankles and abdomen; chest pain c. coughing up frothy sputum; hepatomegaly and splenomegaly d. shortness of breath on exertion or lying down; swelling of the ankles 8. Pericarditis causes a reduction in cardiac output as a result of which of the following? a. Delays in the conduction system, interfering with cardiac rhythm b. Weak myocardial contractions due to friction rub c. Excess fluid in the pericardial cavity, which decreases ventricular filling d. Incompetent valves, which allow regurgitation of blood 9. Multiple opportunistic infections develop with acute leukemia primarily because: a. the number of white blood cells is decreased. b. many circulating leukocytes are immature. c. severe anemia interferes with the immune response. d. decreased appetite and nutritional intake reduce natural defenses. 10.A dissecting aortic aneurysm develops as: a. a dilation or bulge that develops at one point on the aortic wall. b. a thrombus that accumulates at a point in the aortic wall. c. a section of the aorta that weakens and dilates in all directions. d. a tear in the intimal lining, which allows blood flow between layers of the aortic wall. 11. The event that causes the P wave on an electrocardiogram (ECG) tracing is: a. atrial depolarization. b. atrial repolarization. c. ventricular depolarization. d. ventricular repolarization. 12. Stroke volume refers to: a. the amount of blood passing through either of the atria. b. the volume of blood ejected by a ventricle in one minute. c. the volume of blood ejected by each ventricle in a single contraction. d. the total number of heartbeats in one minute. 13. Which of the following are predisposing factors to thrombus formation in the circulation? (select all that apply) a. Increased viscosity of the blood (increased coagulability) b. Damaged endothelium in blood vessel walls c. Hemophilia d. Immobility leading to sluggish blood flow 14. A complete obstruction in a coronary artery will likely cause: a. pulmonary embolus. b. hypotension. c. angina attacks. d. myocardial infarction. 15. High density lipoprotein transports cholesterol away from the peripheral cells to liver for catabolism and excretion. It’s the “good” lipoprotein. True False 16. Symptoms of a heart attack include: (select all that apply) a. Feeling of pressure, heaviness, or burning in chest—especially with increased activity b. increased appetite c. Sudden shortness of breath, weakness, fatigue d. Nausea, indigestion e. Anxiety and fear 17. Starting with the right atrium and ending with the vena cava, list the chambers, vessels, and valves involved in the pulmonary and systemic circulations. (1 pt) Right atrium______________ ________________________ ________________________ ________________________ ________________________ ________________________ ________________________ ________________________ ________________________ ________________________ ________________________ ________________________ ________________________ ________________________ ________________________ ________________________ Vena cava and coronary sinus