Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Hem2 Chp30 practice
Chp30 in Hem2 for DelTech Owens classes
| Question | Answer |
|---|---|
| Cytochemical stains aid in differentiating morphologically similar cells by identifying what 4 things? | 1) enzymes 2) lipids 3) glycogen 4) other substances in cells |
| Cytochemical reactions can be __ or __. | enzymatic or nonenzymatic |
| __ smears must be used to detect enzymatic activity. | fresh |
| Nonenzymatic procedures may be performed on specimens that have been stored at __ __. | room temperature |
| MPO stains __ granules. | primary |
| MPO is useful in differentiating __ from __ cells. | granulocytic from lymphoid |
| SBB stains __ and has similar results to MPO stain. | lipids |
| Cells of monocytic origin can be differentiated using __. | esterases |
| PAS stains yield positive results in specimens with __. | ALLs |
| PAS stains yield positive results in specimens with __ __ in erythroid __ and __ syndromes. | erythroid precursors and myelodysplastic syndromes |
| LAP is most useful in distinguishing __ from __ reactions. | CML from leukomoid reactions |
| Specimens from patients with CML have very low __ scores. | LAP |
| Hairy cell leukemia specimens yield positive results if stained with __ phosphatase with __ inhibition. | acid phosphatase with tartrate inhibition |
| For most cytochemical stains, a blood film containing what 3 kinds of cells is acceptable as a control sample? | neutrophils, lymphocytes, monocytes |
| SBB smears may be stable for __ if stored at room temperature. | months |
| Which cytochemical stain can be used to differentiate AML from ALL? | MPO |
| SBB stains the __ components of cells. | lipid |
| Hairy cell leukemia cells produce an abundance of isoenzyme _. | isoenzyme 5 |
| An LAP score of 250 is consistent with a diagnosis of __ reaction. | leukemoid reaction |
| a-naphthyl butyrate is __ esterase. | nonspecific |
| a-naphthyl butryate reacts with cells of which WBC lineage? | monocytic |
| LAP is used to evaluate mature __ and __. | neutrophils and bands |
| What 3 stains will yield a positive result for a normal blood film? | 1) MPO 2) a-Naphthyl acetate esterase 3) LAP |
| True or false: Phsphate buffered saline is a suitable fixative for slides that are to be cytochemically stained? | false |
| Methanol, acetone, and formaldehyde are suitable for slides that are to be __ stained. | cytochemically |
Created by:
IsaacJ