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Match each term with the correct description: organs that filter blood to remove wastes collected from all cells
- A. urethra
- B. urinary system
- C. bladder
- D. kidneys
Correct Answer: D
Rationale: The kidneys filter blood to remove cellular wastes.
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The greater omentum does not participate in:
- A. secretion of enzymes
- B. support and cushioning of the viscera
- C. storage of lipids
- D. protection against the spread of infection
Correct Answer: A
Rationale: The greater omentum provides structural support, lipid storage, and protection against infection spread, but it does not secrete enzymes.
Which is the possible cause of a urinary tract infection?
- A. bacteria in the urinary system
- B. calcium buildup in the kidney
- C. prostate enlargement
- D. kidney stones
Correct Answer: A
Rationale: Bacteria in the urinary system are the most common cause of urinary tract infections.
The nurse is teaching classes on development to parents of toddlers. A parent asks when a child should be toilet trained. The nurse bases a response on knowledge that sphincter control is generally possible by age months. Provide a numeric answer.
- A. 18
- B. 24
- C. 30
- D. 36
Correct Answer: B
Rationale: Sphincter control typically develops around 24 months, enabling toilet training.
All about vermilion zone (free red margin) of lip is true EXCEPT:
- A. Covered by modified mucous membrane
- B. The epith covering has clear keratin superficial layer.
- C. Show deep & numerous dermal papilla
- D. Show NO skin appendages.
Correct Answer: A
Rationale: The vermilion zone is covered by modified skin, not a mucous membrane, though it lacks skin appendages and has a thin keratin layer.
Our food mainly contains-
- A. Carbohydrates
- B. Cellulose
- C. Sucrose
- D. Glucose
Correct Answer: A
Rationale: Carbohydrates are the primary component of most diets.