Which organ produces bile?
Gallbladder
Spleen
Liver
Pancreas
The Correct Answer is C
A. Gallbladder: The gallbladder stores and concentrates bile but does not produce it.
B. Spleen: The spleen is part of the immune system and blood filtration, not digestion.
C. Liver: The liver produces bile, which helps emulsify fats during digestion.
D. Pancreas: The pancreas produces digestive enzymes and insulin, not bile.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Aldosterone: Aldosterone is secreted by the adrenal glands, and it regulates sodium and water balance, not in response to low oxygen.
B. Erythropoietin: The kidneys secrete erythropoietin in response to hypoxia to stimulate the production of red blood cells in the bone marrow.
C. Converting enzyme: Refers to angiotensin-converting enzyme (ACE), which is found in the lungs and converts angiotensin I to II—not secreted by kidneys in response to hypoxia.
D. Renin: Renin is secreted by the kidneys in response to low blood pressure or sodium, not oxygen deficiency.
Correct Answer is B
Explanation
A. Stores undigested pieces of food: The stomach, not the esophagus, is responsible for storing food temporarily.
B. Transports food from the pharynx to the stomach: The esophagus is a muscular tube that uses peristalsis to move food from the pharynx to the stomach.
C. Absorbs nutrients: Nutrient absorption occurs mainly in the small intestine, not the esophagus.
D. Breaks down proteins: Protein digestion begins in the stomach via pepsin, not in the esophagus.
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