Nokea
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.
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Following a diagnosis of Zollinger-Ellison syndrome, a 70-year-old woman undergoes gastrectomy. Her physician informs her that she will require lifelong intramuscular vitamin B12 injections. Which specific type of cells' absence is responsible for the need for vitamin replacement?
- A. Chief cells
- B. G cells
- C. Goblet cells
- D. Parietal cells
Correct Answer: D
Rationale: Parietal cells produce intrinsic factor, necessary for vitamin B12 absorption; their absence after gastrectomy necessitates B12 injections.
Besides your urinary system, what other organs in your body help in excretion?
- A. lungs
- B. skin
- C. skin and lungs
- D. none of the above
Correct Answer: C
Rationale: Both the lungs (excreting carbon dioxide) and skin (excreting sweat) aid in excretion.
During prolonged fasting-
- A. First fats are used up, followed by carbohydrate from liver and muscles, and protein in the end
- B. First carbohydrate are used up, followed by fat and proteins towards end
- C. First lipids, followed by proteins and carbohydrates towards end.
- D. None of the above
Correct Answer: B
Rationale: In fasting, carbohydrates (glycogen) are used first, followed by fats, and then proteins.
Which process matches the definition: Vomiting - the result of forceful contractions of the diaphragm and abdominal muscles?
- A. Emesis
- B. Peristalsis
- C. Deglutition
- D. Segmentation
Correct Answer: A
Rationale: Emesis is the medical term for vomiting, involving forceful muscle contractions.
A client is to have a sigmoidoscopy to examine the sigmoid area of the gastrointestinal system. In teaching the client about the procedure, the nurse would explain that the purpose of the procedure is to examine the:
- A. Distal large intestine
- B. Stomach and small intestine
- C. Liver
- D. Pancreas
Correct Answer: A
Rationale: A sigmoidoscopy examines the sigmoid colon, part of the distal large intestine.