Nokea
Space of Disse contain the following EXCEPT:
- A. Plasma
- B. Blood cells
- C. Lipocytes (ITO) cells
- D. Irregular microvilli projecting from hepatocytes
Correct Answer: B
Rationale: The space of Disse contains plasma, Ito cells, and hepatocyte microvilli, but blood cells remain in the sinusoids.
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Carbohydrates are comprised of carbon, , and oxygen.
- A. iron
- B. hydrogen
- C. nitrogen
- D. sulfur
Correct Answer: B
Rationale: Carbohydrates consist of carbon, hydrogen, and oxygen in a specific ratio.
What are the substrate and end-products of digestion by the enzyme lipase?
- A. substrate: triglycerides, end-products: fatty acids and glycerol
- B. substrate: proteins, end-products: amino acids
- C. substrate: carbohydrates, end-products: monosaccharides
- D. substrate: nucleic acids, end-products: nucleotides
Correct Answer: A
Rationale: Lipase hydrolyzes triglycerides into their component fatty acids and glycerol.
How many nephrons are found in each kidney?
- A. approximately one hundred
- B. approximately one thousand
- C. approximately one million
- D. approximately ten million
Correct Answer: C
Rationale: Each kidney contains about one million nephrons, the functional units for filtration.
A client who has not been allowed to eat for several days is ordered to begin a full liquid diet. The nurse can encourage the client to begin eating using which of the following statements?
- A. Your stomach can expand as you eat'
- B. Your stomach has permanently shrunk'
- C. You don't need to eat yet'
- D. Liquids won't help your stomach'
Correct Answer: A
Rationale: The stomach's rugae allow it to expand with food intake, countering the client's concern.
Which process involves the use of nutrients inside cells?
- A. absorption
- B. assimilation
- C. digestion
- D. ingestion
Correct Answer: B
Rationale: Assimilation involves the incorporation of absorbed nutrients into the cells for energy production or synthesis of new compounds.