N4 Ch 29 MedSurg Qs on Blood System

1. An individual who lives at a high altitude may have an increased RBC count because
A. high altitudes cause vascular fluid loss, leading to hemoconcentration.
B. hypoxia caused by decreased atmospheric oxygen stimulates erythropoiesis.
C. the function of the spleen in removing old erythrocytes is impaired at high altitudes.
D. impaired production of leukocytes and platelets to proportionally higher red cell counts.

2. Disorders such as myeloblastic leukemia that arise from myeloblast cells in the bone marrow will have the primary effect of causing
A. increased incidence of cancer.
B. decreased production of antibodies.
C. decreased phagocytosis of bacteria.
D. increased allergic and inflammatory reactions.

3. An anticoagulant such as warfarin (Coumadin) that interferes with the production of prothrombin will alter the clotting mechanism during
A. platelet aggregation.
B. activation of thrombin.
C. the release of tissue thromboplastin.
D. stimulation of factor activation complex.

4. When reviewing laboratory results of an 83-year-old patient with an infection, the nurse would expect to find
A. minimal leukocytosis.
B. decreased platelet count.
C. increased hemoglobin and hematocrit levels.
D. decreased erythrocyte sedimentation rate (ESR).

5. Significant information obtained from the patient’s health history that relates to the hematologic system includes
A. jaundice.
B. bladder surgery.
C. early menopause.
D. multiple pregnancies.

6. While assessing the lymph nodes, the nurse
A. applies gentle, firm pressure to deep lymph nodes.
B. palpates the deep cervical and supraclavicular nodes last.
C. lightly palpates superficial lymph nodes with the pads of the fingers.
D. uses the tips of the second, third, and fourth fingers to apply deep palpation.

7. If a lymph node is palpated, which of the following is a normal finding?
A. firm, mobile nodes.
B. hard, fixed nodes.
C. enlarged, tender nodes.
D. hard, nontender nodes.

8. Immediately following a bone marrow biopsy and aspiration, the nurse should instruct the patient to
A. expect to receive a blood transfusion.
B. lie still with a sterile pressure dressing intact.
C. lie with knees slightly bent and head elevated.
D. cleanse the site immediately with povidone-iodine.