Nokea
Which process is stimulated by adrenaline in the cells of the liver?
- A. breakdown of glycogen, increasing the blood glucose level
- B. breakdown of excess amino acids, forming urea
- C. breakdown of proteins, releasing amino acids into the blood
- D. conversion of excess blood glucose to glycogen
Correct Answer: A
Rationale: Adrenaline stimulates glycogenolysis in the liver, breaking down glycogen into glucose to increase blood glucose levels.
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During active HCL secretion parietal cell shows:
- A. Few short microvilli while tubulovesicular system increases.
- B. Microvilli are prominent numerous while the tubulovesicular system decreases.
- C. More rER & secretory vesicles
- D. Cytoplasm becomes more basophilic
Correct Answer: B
Rationale: During active HCl secretion, parietal cells' intracellular canaliculi expand with numerous microvilli, and the tubulovesicular system decreases as it fuses with the canaliculi.
C-shaped widest part of intestine
- A. Pancreas
- B. Liver
- C. Duodenum
- D. Thyroid
Correct Answer: C
Rationale: The duodenum is the C-shaped, widest part of the small intestine.
Large, insoluble molecules have to be digested before they can be
- A. absorbed.
- B. assimilated.
- C. egested.
- D. ingested.
Correct Answer: A
Rationale: Large molecules must be broken down into smaller, soluble units before they can be absorbed across the intestinal lining.
Excess amino acids are deaminated & converted into urea in -
- A. Kidneys
- B. Liver
- C. Spleen
- D. Pancreas
Correct Answer: B
Rationale: The liver deaminates excess amino acids and converts them into urea.
Match each term with the correct description: tubes that lead from each kidney to the bladder
- A. urethra
- B. urinary system
- C. ureters
- D. kidneys
Correct Answer: C
Rationale: The ureters are tubes transporting urine from the kidneys to the bladder.