CSO EXAM COMPLETE (LATEST 2025 / 2026): MOST COMPREHENSIVE Qs&As TO PASS THE EXAM, 100% VERIFIED Myelosuppression is the most common dose limiting toxicity of chemo. How is it measured? a. ANC less than 1000 b. ANC less than 500 c. WBS less than 1000 d. WBC less than 500 - ANS-ANC is less than 500mm3 risk of infection increases. When blood returns to acceptable levels of 1000 the next chemo can be administered. Is prealbumin and serum albumin a good indicator of nutritional status? - ANS-No-more reflective of severity of illness When and how much zinc should be replaced in the patient with chronic diarrhea. a. .5mg/100mls out b. 1mg/100mls out c. 3.2mg/1000mls out d. 3.0mg/100mls out - ANS-1mg/100mls out in patients weighing over 40kg with output greater than 1000mLs. When taking bulk forming agents such as fiber, bran, psyllium, methylcellulose, How much fluid is recommended per day? a. 1500mLs b. 3 L c. 4L d. 2000mLs - ANS-3L What class of antiemetic's has revolutionized the control of chemo induced nausea and vomiting? a. CTZ, 5HT3 b. DA serotonin antagonist c. NK-I receptor antagonist 5HT3 - ANS-5-HT3 receptor (Zofran) antagonist and NK-1 receptor antagonist (aprepitant or Emend). Chemotherapy releases 5-HT3 (or serotonin) into the blood stream after coming into contact with enterochromaffin cells that line the GI tract. Receptors in the gut await the 5-HT3 and causes nausea unless inhibited by the antagonist. NK-1 antagonists help control CNS related nausea. in the myelosuppresed patient what should be avoided as it can lead to bleeding and anal fissures? - ANS-manual manipulation such as rectal exams, suppositories, and enemas. What are the ACS's recommendations on weight? - ANS-Be as lean as possible throughout life without being underweight. avoid excess weight gain at all ages. Those that are overweight would benefit from losing even a small amount of weight. What is the minimum sample size for a good study design for RCT? a. 50 b. 200 c. 700 d. 950 - ANS-a. 50 Where is 99% of calcium stored in the body and where is the last 1% stored? - ANS-99% in skeletal tissue and 1% in serum. Deoderized tincture of opium is likely to be effective in managing diarrhea. What is the recommended dose? a. 15mg/day b. 10-15 drops per day c. 300mg/day d. 10-15 drops every 3-4 hours - ANS- Continues....
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