5 Written Questions
5 Matching Questions
- elevated basophil level
- Eosinophil Characteristics
- low capillary blood glucose, cause?
- a 10-15 ㎛, nucleus shape:bilobed or band, coarse nucleus structure; abundant colorless to light pink cytoplasm; Inclusions: large rounder oval red to red-orange granules
- b unknown,
poor circulation, low blood pressure?
- c normal red blood cell color
- d Mean cell volume: evaluates volume of RBC... cells considered normocytic, anemia is classified as microcytic or macrocytic depending on value being above or below normal range; measured in femtoliters; categorizes red blood cells by size; 80-95 fL
- e Releases histamine, which promotes inflammation, and heparin, which prevents clot formation; would expect to be present in people with flu-like symptoms, runny nose, people who have had spleen removed, or excessive exposure to radiation, normally are the least numerous, allergic asthma, contact allergies, hypothyroidism, chronic myeloid leukemia
5 Multiple Choice Questions
- condition of irregularly shaped cells; clinically means variance from the normal shape of erythrocytes, ex: sickle cell anemia
- Distance visual acuity is typically assessed using a Snellen chart. May use E chart, pediatric picture chart, or alphabet chart Patient stands 20 feet from chart at eye level Eyes tested with corrective lenses worn Record results as fraction with 20 feet on top Visual acuity is expressed as a fraction. The top number refers to the distance you stand from the chart or 20 feet. The bottom number indicates the distance at which a person with normal eyesight could read the same line you correctly read. Both eyes remain open during examination; no squinting or straining
- Type A can recieve from A or O Type B can recieve from B or O Type AB can recieve from A, B, AB, or O Type O can receive from O O is the universal donor. AB is the universal recipient.
- Mixing tubes too vigorously:all tubes except the red -stoppered tube must be mixed. Anything other than gentle inversion can hemolyze cells, gently invert tubes immediately after the draw
- erythrocyte count; the number of red blood cells per cubic millimeter of blood; performed manually by counting red blood cells under high power magnification on a hemacytometer. Whole blood is diluted with an isotonic solution that prevents lysing of red blood cells; a decrease in red blood cells may indicate anemia, an increase may indicate polycythemia
5 True/False Questions
alanine aminotransferase: ALT test → enzyme found mostly in liver, also kidney to detect liver disease
leukocytes primary function → 6-15 ㎛, nucleus round or oval, nucleus smudged, lumpy or clumped; scant sky blue to dark blue cytoplasm; Inclusions: none to few round red-purple granules
creatinine: creat test → mineral To assist in diagnosis of acid-base-water balance
buffy coat → a thin light colored layer of white blood cells and platelets than lie between a top layer of plasma and red blood cells on the bottom of the microhematocrit tube after centrifuging ; contains leukocytes (WBCs) and platelets; lies between the red blood cells and the plasma when blood in a microhemotocrit tube is is spun in a centrifuge
anticoagulant therapy → Uses a winged-infusion set.
smaller G needle, shorter needle so less painful, use with syringe on hand or evacuated tube in AC area