Nokea
The liver facilitates the conjugation of bilirubin with glucuronic acid, resulting in the formation of bilirubin glucuronide. The primary objective of this process is to:
- A. Convert bilirubin into a form suitable for storage within the body
- B. Generate bile salts required for the absorption of lipids
- C. Enable the transportation of bilirubin in the blood to sites where it can be utilized
- D. Render bilirubin water-soluble, facilitating its excretion in the urine
Correct Answer: D
Rationale: Conjugation makes bilirubin water-soluble, allowing its excretion in bile and urine, preventing accumulation.
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How is food processed to distribute nutrients to the body's cells?
- A. Ingested, digested, absorbed, assimilated
- B. Absorbed directly from the mouth
- C. Excreted immediately
- D. Stored in the stomach indefinitely
Correct Answer: A
Rationale: Food is ingested (taken in), digested (broken down), absorbed (taken into blood), and assimilated (distributed to cells).
By which process, most of glucose and amino acids are absorbed in the small intestine?
- A. Active transport
- B. Passive transport
- C. Osmosis
- D. Selective absorption
Correct Answer: A
Rationale: Glucose and amino acids are primarily absorbed via active transport in the small intestine.
Which process matches the definition: The process of taking food, drink or other substance into the body by swallowing or absorbing it?
- A. Assimilation
- B. Ingestion
- C. Absorption
- D. Motility
Correct Answer: B
Rationale: Ingestion is the act of taking food into the body via the mouth.
Islets of Langerhans and are found in
- A. Modified lymph glands, pancreas
- B. Ductless glands, pancreas
- C. Specialized area, pituitary
- D. Small tubules, kidney
Correct Answer: B
Rationale: Islets of Langerhans are endocrine (ductless) glands in the pancreas that secrete hormones like insulin.
Which of the following glands produces saliva?
- A. pancreas
- B. thyroid
- C. pituitary
- D. parotid
Correct Answer: D
Rationale: The parotid gland is one of the major salivary glands that produce saliva, which initiates starch digestion and lubricates food.