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NURS 611 Exam 2 (Questions And Answers) 100% Correct

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NURS 611 Exam 2 (Questions And Answers) 100%
Correct

Warfarin Right Ans - 3-5 days to work; given after anticoagulant/

What is sickle cell anemia? Right Ans - RBCs become rigid, sticky, and
sickle-shaped.

What is the pathophysiology of sickle cell anemia? Right Ans - RBCs get
stuck in small blood vessels, blocking blood flow and oxygen.

What are the signs and symptoms of sickle cell anemia? Right Ans -
Anemia, pain, fever, swelling, tenderness, HTN, organ damage, and infection.

What is a sickle cell crisis? Right Ans - When sickled cells clog blood flow,
causing sudden and severe pain.

What can trigger a sickle cell crisis? Right Ans - Cold and exercise.

What is the treatment for sickle cell anemia? Right Ans - Pain management
and complication prevention.

What medications and interventions are used for sickle cell anemia? Right
Ans - IV fluids, hydroxyurea, transfusions.

Why is 5% dextrose preferred for IV fluids in sickle cell anemia? Right Ans
- Decreased ability to excrete sodium load in normal saline.

What is hydroxyurea? Right Ans - A medication that makes sickle red blood
cells less sticky.

What is the effect of hydroxyurea in sickle cell anemia? Right Ans - Reduces
painful episodes and decreases complications.

What should be considered when using oxygen therapy in sickle cell anemia?
Right Ans - May suppress the formation of new RBCs.

,What is anemia? Right Ans - Lower than normal hemoglobin and fewer
than normal circulating erythrocytes.

What can cause hemolytic anemia? Right Ans - Altered erythropoiesis,
drug-induced or autoimmune processes, or mechanical heart valves.

What is SCD? Right Ans - Inheritance of sickle hemoglobin (HbS) gene
causing defective hemoglobin molecules.

What is thalassemia? Right Ans - Hereditary blood disorder with abnormal
or inadequate hemoglobin production.

What is glucose 6 phosphate dehydrogenase deficiency? Right Ans -
Hereditary condition where RBCs are destroyed when exposed to certain
triggers.

What is autoimmune hemolytic anemia? Right Ans - Body destroys RBCs
faster than it produces them.

What is the first line of treatment for sickle cell anemia? Right Ans - Pain
management and complication prevention.

Is there a cure for sickle cell anemia? Right Ans - No, but bone marrow and
stem cell transplants are potential options.

What is the purpose of transfusions in sickle cell anemia? Right Ans - To
replace sickled RBCs with healthy ones.

What is hemochromatosis? Right Ans - Genetic condition with excess iron
deposition in organs.

What are the causes of hypoproliferative anemia? Right Ans - Iron, vitamin
B12, or folate deficiency, decreased erythropoietin production, or cancer.

What is erythropoietin? Right Ans - Hormone required for red blood cell
production.

What can cause a deficiency in erythropoietin? Right Ans - Iron, folic acid,
or B12 deficiency.

, What are the causes of iron deficiency anemia? Right Ans - Inadequate
intake, malabsorption, or blood loss.

What are the signs and symptoms of iron deficiency anemia? Right Ans -
Brittle nails, red smooth tongue, angular cheilitis, SOB, fatigue, tachycardia,
palpitations, dizziness, syncope, pallor, pale mucous membranes.

How is iron deficiency anemia diagnosed? Right Ans - Bone marrow
aspiration and lab tests.

What are the treatment options for iron deficiency anemia? Right Ans -
Address underlying cause, nutrition education, oral or IV iron
supplementation.

How can vitamin C help with iron absorption? Right Ans - It increases PO
iron absorption.

What is aplastic anemia? Right Ans - Damage to bone marrow stem cells
resulting in dysfunction of RBCs, WBCs, and platelets.

What are the causes of aplastic anemia? Right Ans - Chemical exposure,
chemotherapy, radiation, or infections.

How is aplastic anemia treated? Right Ans - Immunosuppressants, blood
transfusion, neupogen.

How is aplastic anemia diagnosed? Right Ans - CBC revealing pancytopenia,
bone marrow aspiration.

What is megaloblastic anemia? Right Ans - Anemia characterized by larger
RBCs due to folic acid or B12 deficiency.

What causes folic acid anemia? Right Ans - Dietary deficiency,
malabsorption, alcohol, pregnancy, or hemodialysis.

How is folic acid anemia treated? Right Ans - Water-soluble B-complex
vitamin supplementation.

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