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Questions and Answers
Which of the following is true about the portal lobule?
Which of the following is true about the portal lobule?
- It contains only a branch of the portal vein and hepatic artery
- It is a circular shaped area between three adjacent central veins
- Bile flow is from the portal area to the center
- Blood flow is from the central vein to the portal area (correct)
Which part of the intestine is known for absorbing nutrients and lubricating undigested food?
Which part of the intestine is known for absorbing nutrients and lubricating undigested food?
- The small intestine
- The large intestine (correct)
- The rectum
- The stomach
What is the composition of epithelial mucins?
What is the composition of epithelial mucins?
- Mainly nucleic acids
- Mainly lipids
- Mainly proteins
- Mainly carbohydrates (correct)
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Study Notes
Portal Lobule
- A portal lobule is the functional unit of the liver, and it is a hexagonal region of the liver containing a hepatic lobule.
Intestine and Nutrient Absorption
- The jejunum is the part of the small intestine responsible for absorbing most of the nutrients from food.
- The ileum, the last section of the small intestine, is involved in lubricating undigested food with mucus for easier passage through the large intestine.
Epithelial Mucins
- Epithelial mucins are composed of glycoproteins, which are proteins with carbohydrate molecules attached.
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