HEMATOLOGY PROGRESS EXAM

25問 • 1年前

問題一覧

The major site of blood cell production during the second trimester of fetal development. * 1/1 Yolk sac Liver Spleen Bone marrow

Liver

The largest lymphoid organ in the body: * 0/2 Bone marrow Thymus Liver Spleen

Spleen

Cytokines that function for STEM CELL MOBILIZATION: * 1/1 IL-1 and IL-2 IL-2 and IFN-alpha IL-12 and IL-15 IL-3, G-CSF and GM-CSF

IL-3, G-CSF and GM-CSF

In adults, hematopoietic tissue is located in the: * 0/1 Bone marrow Bone marrow and lymph nodes Bone marrow, lymph nodes, liver and spleen Bone marrow, lymph nodes, spleen, liver and thymus

Bone marrow, lymph nodes, spleen, liver and thymus

In aplastic anemia, the bone marrow is: * 0/1 Empty Empty, hypoplastic Empty, hyperplastic Either hypoplastic or hyperplastic

Empty, hypoplastic

Second step in phagocytosis: * 0/1 Recognition and attachement Ingestion Killing and digestion Formation of neutrophil extracellular trap

Ingestion

The promonocyte nucleus is deeply indented and should not be confused with a: * 0/1 Lymphocyte Erythrocyte Segmenter neutrophil Band neutrophil

Band neutrophil

Which of the following cells does not exhibit myeloperoxidase (MPO) activity? * 1/1 Neutrophils Eosinophils Monocytes Lymphocytes

Lymphocytes

NEWER TECHNIQUES USED IN THE DIAGNOSIS of acute leukemias: * 0/1 Morphology and cytochemistry Cytochemistry and cytogenetics Flow cytometry and cytogenetic analysis Flow cytometry, cytogenetic analysis and molecular testing

Flow cytometry, cytogenetic analysis and molecular testing

Basophilic and granular cytoplasm * 0/1 MK-I MK-II MK-III

MK-II

Differentiation stage(s) characterized by presence of demarcation system: * 1/1 MK-I MK-I and MK-II MK-II and MK-III MK-I, MK-II and MK-III

MK-I, MK-II and MK-III

Cytokine(s) that function to stimulate megakaryocytopoiesis: * 0/1 Thrombopoietin (TPO) TPO and IL-3 TPO, IL-3 and IL-6 TPO, IL-3, IL-6 and IL-11

TPO, IL-3, IL-6 and IL-11

Demonstrates the largest platelets seen and is also referred to as giant platelet syndrome: * 1/1 Epstein syndrome Mediterranean macrothrombocytopenia May-Hegglin anomaly Bernard-Soulier syndrome

Bernard-Soulier syndrome

Ratio of blood to anticoagulant for coagulation testing: * 1/1 1:4 1:9 4:1 9:1

9:1

Hemostasis specimen STORAGE temperature: * 0/1 1 to 6 C 18 to 24 C 36.5 to 37.5 C 30 to 37 C

18 to 24 C

Most coagulation studies are carried out at which temperature? * 0/1 -20C -70C 24C 37C

37C

Possible solution when specimen is icteric or lipemic for a clot-based test: * 0/1 PT falsely shortened; recollect specimen. PT falsely prolonged; recollect specimen. Measure PT using a mechanical coagulometer Adjust anticoagulant volume

Measure PT using a mechanical coagulometer

Possible effect and solution when blood collection volume is less than the specified minimum for a clot-based test: * 0/1 PT falsely shortened; recollect specimen PT falsely prolonged; recollect specimen. Use reagent known to be insensitive to heparin Use chromogenic factor X assay instead of PT

PT falsely prolonged; recollect specimen.

Test that assess deficiencies of all factors except VII and XIII: * 1/1 Prothrombin time (PT) Partial thromboplastin time (PTT) Thrombin time (TT) Reptilase time

Partial thromboplastin time (PTT)

Part of the INITIAL VON WILLEBRAND DISEASE WORKUP: * 0/1 BT, PT and APTT CBC, PT and APTT CBC, BT, PT and APTT CBC, BT, PT, APTT and automated functional platelet assays Decreased vWF activity and personal/family history of mucocutaneous bleeding

CBC, PT and APTT

DEFINITIVE DIAGNOSIS OF VON WILLEBRAND DISEASE: * 0/1 BT, PT and APTT CBC, PT and APTT CBC, BT, PT and APTT CBC, BT, PT, APTT and automated functional platelet assays Laboratory demonstration of decreased vWF activity Decreased vWF activity and personal/family history of mucocutaneous bleeding

Decreased vWF activity and personal/family history of mucocutaneous bleeding

In Coulter instruments, which parameters are directly measured: * 0/1 RBC count and hemoglobin RBC and WBC counts RBC count and hematocrit RBC and WBC counts, hemoglobin

RBC and WBC counts, hemoglobin

Lipemia, icterus: * 0/1 Increased Hb Increased Hb, decreased MCH Increased Hb and MCH Decreased Hb and MCH

Increased Hb and MCH

Platelet clumps: * 1/1 Decreased platelets Decreased platelets and WBCs Decreased platelets, increased WBCs Increased platelets and WBCs

Decreased platelets, increased WBCs

Parameters affected when the WBC count > 100,000/uL: * 0/1 Increased RBCs, decreased hemoglobin Decreased RBCs, increased hemoglobin Decreased RBCs and hemoglobin Increased RBcs and hemoglobin, incorrect hematocrit

Increased RBcs and hemoglobin, incorrect hematocrit

other names parasitology

Yves Laure Pimentel · 70問 · 2年前

other names parasitology