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 ["A","C","E","F"]
Explanation
A. Regulate blood volume: Kidneys regulate fluid balance by adjusting urine output, influencing blood volume.
B. Excrete solid waste: Kidneys excrete liquid waste (urea, creatinine), not solid waste; the GI tract handles solids.
C. Role in regulation of blood pressure: Via the renin-angiotensin-aldosterone system (RAAS), kidneys influence vascular resistance and fluid volume.
D. Regulate body temperature: Thermoregulation is managed by the hypothalamus and skin, not the kidneys.
E. Regulate electrolyte content of blood: Kidneys regulate levels of sodium, potassium, calcium, and phosphate in the blood.
F. Role in RBC production: By releasing erythropoietin, kidneys stimulate RBC production in the bone marrow.
Correct Answer is D
Explanation
A. “You don't need a colonoscopy unless you have bleeding when you move your bowels.”: This delays screening and ignores current guidelines.
B. “You don't need a colonoscopy unless you have a family history of colon cancer.”: Screening is recommended for average-risk individuals regardless of family history.
C. “You need to get a colonoscopy when you are 60 years old.”: This is later than current guidelines recommend.
D. “You need to get a colonoscopy when you are 45 years old.”: As per current USPSTF and American Cancer Society guidelines, colon cancer screening starts at age 45 for average-risk adults.
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