Hematology Exam 2 Module MLT-MLS UAMS Questions and Correct Correct Answers Guaranteed A+
A Sickle Cell has: - Correct Answer Abnormal globin chain synthesis
Acanthocyte - Correct Answer
Acanthocytes image - Correct Answer spur cells
Adult Hemoglobin - Correct Answer Beta chain production rises gradually prenatally and reaches adult percentages between 3 - 6 months postnatally All normal adult hemoglobins are formed as tetramers consisting of
- alpha chains
- non-alpha chains - beta, delta, or gamma
Hydrogen bonds and salt bridges
an Ovalocyte has: - Correct Answer an altered membrane
Anisocytosis - Correct Answer Variation in size
Anisocytosis: - Correct Answer presence of red blood cells of unequal size
Reported by MCV Measured by micron
Basophilic stippling composition - Correct Answer contains RNA
Basophilic Stippling Image - Correct Answer
Cabot ring Image - Correct Answer
Cabot rings composition - Correct Answer contains Remnant Mitotic spindle
Carboxyhemoglobin - Correct Answer Occurs when hemoglobin is exposed to carbon monoxide
Chromosome 11 - Correct Answer Epsilon (embryonic) Gamma Delta Beta
Chromosome 16 - Correct Answer Zeta (embryonic)
Alpha
- / 2
Codocyte - Correct Answer
Codocytes image - Correct Answer
Cold agglutinin - Correct Answer
Dacrocyte image - Correct Answer tear drop
Dacryocyte - Correct Answer
Deoxyhemoglobin - Correct Answer has a lower affinity for oxygen
Diseases Representing Defective Hemoglobin - Correct Answer Thalassemia - defective globin chains
Iron deficiency anemia - lack of iron
Most common
Sideroblastic anemia - lack of heme
Drepanocytes image - Correct Answer sickle cells
Echinocyte - Correct Answer
Echinocytes (image) - Correct Answer burr cells
Elliptocyte - Correct Answer
Embden-Meyerhof Glycolytic Pathway - Correct Answer Non-oxidative or anaerobic pathway Provides 90% of ATP Provides adequate amounts of ATP necessary to maintain erythrocyte shape, flexibility, and membrane integrity Regulate intracellular cation concentrations Sodium, potassium, calcium pumps
Embryonic Hemoglobin - Correct Answer Epsilon and zeta chains are produced for the first 3 months Once produced, Alpha chains are always present Embryonic Hemoglobins Hemoglobin Gower 1 (zeta2, epsilon2) Hemoglobin Gower 2 (alpha2, epsilon2) Hemoglobin Portland (zeta2, gamma2)
Emden Meyerhof Pathway defect - Correct Answer Causes formation of echinocytes
- / 2