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Exam (elaborations)

Exam-ABSITE Exam with Complete Solutions

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Exam-ABSITE Exam with Complete Solutions

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  • September 8, 2024
  • 436
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • ABSITE
  • ABSITE

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By: gbolahanbada • 1 month ago

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Exam-ABSITE Exam with Complete Solutions

Which nutrient is poorly absorbed in achlorhydria?




a.) Vitamin D


b.) Vitamin B12


c.) Bile salts


d.) Proteins


e.) Fats Correct Answer-(b)




Vitamin B12




Hypophosphatemia has been associated with all of the following EXCEPT:




a.) impaired diaphragmatic contractility


b.) treated diabetic ketoacidosis


c.) malabsorption coupled with carbohydrate refeeding


d.) chronic alcoholism


e.) respiratory muscle hyperresponsiveness Correct Answer-(e)

, Exam-ABSITE Exam with Complete Solutions


It is seen in patients with chronic alcoholism, diabetic ketoacidosis, sepsis, and severe

malnutrition after carbohydrate refeeding. It can also be seen in surgical patients who are not

receiving enough phosphate repletion from parenteral nutrition. Hypophosphatemia causes

muscle weakness, and probably affects the diaphragm more than other muscles, therefore

leading to respiratory failure. Studies have shown lower contractility of the diaphragm


Phosphorus deficiency may lead to insulin resistance as well




What is the main nutrient for colonocytes?




a.) Glutamine


b.) Alanine


c.) Short chain fatty acids


d.) Glucose Correct Answer-(c)




Short chain fatty acids


(Note: the primary fuel source though for enterocytes is glutamine)

, Exam-ABSITE Exam with Complete Solutions

What chemotherapy agent leads to pulmonary fibrosis?




a.) Doxorubicin


b.) Methotrexate


c.) Bleomycin


d.) Vincristine


e.) Cyclophosphamide Correct Answer-(c)




What is the most useful serum marker for cancer screening?




a.) PSA


b.) CEA


c.) AFP


d.) CA 19-9


e.) CA 15-3 Correct Answer-(a)




All others are used for follow-up or diagnosis

, Exam-ABSITE Exam with Complete Solutions


What is the embryologic origin of the inferior parathyroid gland?




a.) 4th arch


b.) 4th pouch


c.) 3rd arch


d.) 3rd pouch Correct Answer-(d)




Derivatives of the 3rd pouch include the inferior parathyroid glands and the thymus. The main

nerve supply is the glossopharyngeal nerve. Superior parathyroids come from the 4th pouch




What is the cause of hypotension and decreased EtCO2 during laparoscopic surgery




a.) Tension pneumothorax


b.) Inferior vena cava compression


c.) CO2 embolus


d.) Anesthetic overdose Correct Answer-(c)

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