Mock CG(ASCP) Certification exam 1 - Part 1 Questions and Answers | 2026 Update | 100% Correct.

Why is the villi obtained in CVS procedures cleaned by the technologists? a. To remove the blood from the sample. b. To remove dead tissue from the sample. c. To remove maternal tissue from the sample d. To expose the rapidly growing cells in the villi. - CORRECT ANSWER-To remove maternal tissue from the sample A solid tumor specimen can NOT be shipped from the hospital to a cytogenetics laboratory in another city due to a major holiday which will not allow the sample to be shipped via Federal Express Overnight delivery. How should the sample be stored so that the cells will remain alive until they can be delivered and placed in culture? a. The specimen should be preserved by placing it in formalin until it reaches the laboratory. b. The specimen should be placed in media and then in a a 37 'C incubator until it can be shipped. c. The specimen should be stored in at -20 'C or on dry ice to prevent cellular decay. d. The specimen should be placed in media and then refrigerated until it can be shipped. - CORRECT ANSWER-The specimen should be placed in media and then refrigerated until it can be shipped. Lab C noticed that patient samples from one of their doctors had poor or no growth as compared to their other doctor's samples. No evidence of contamination was observed and all material needed for sample collection and transportation is provided to the doctors by the laboratory. What could cause this discrepancy in culture viability? a. Collection technique b. Incubator systems c. Toxic plastic containers d. Culture media - CORRECT ANSWER-Collection technique Which statement about maternal cell contamination is FALSE? a. The incidence of MCC is greater when cultures are established from bloody amniotic fluid samples. b. The risk of MCC can be reduced by using a larger bone core needle for the amniocentesis procedure. c. The use of maternal Q-polymorphisms may be helpful in identifying cases of MCC. d. The risk of MCC can be reduced by discarding the first 2-3 cc of aspirated amniotic fluid. - CORRECT ANSWER-The risk of MCC can be reduced by using a larger bone core needle for the amniocentesis procedure.Your laboratory receives specimens form the following cases. Which case would you assign the highest priority? a. A 24 year old woman who has had three miscarriages and one normal child. b. The 28 year old husband of the woman above. c. Amnoitc fluid from a 36 year old women's current pregnancy of 18 weeks gestation. d. A baby who is in the NICU with a myelomeningocele, a heart defect, intrauterine growth deficiency, a tightly clenched fist and an unusually positioned great toe. e. A 10 year old boy who is small for his age and has small hands, moderate mental retardation, protruding ears, "droppy" eyelids and a small mouth. - CORRECT ANSWER-A baby who is in the NICU with a myelomeningocele, a heart defect, intrauterine growth deficiency, a tightly clenched fist and an unusually positioned great toe. What effects does sodium heparin have on cells? a. Swells cells b. Removes water from cells c. Stimulates mitotic activity d. Precipitates nucleic acid e. prevents clotting - CORRECT ANSWER-Prevents clotting