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Exam-ABSITE Exam with Complete Solutions
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Exam-ABSITE Exam with Complete Solutions
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Exam-ABSITE Exam with Complete SolutionsWhich 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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