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Which organ in the list is the largest gland in the human body?
- A. parotid
- B. liver
- C. pancreas
- D. thyroid
Correct Answer: B
Rationale: The liver is the largest gland in the human body, weighing about 1.5 kg in adults, and performs numerous functions including bile production and detoxification.
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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.
What do you mean by the process of digestion?
- A. Conversion of complex substances into simpler form
- B. Absorption of monomers by the body
- C. Conversion of monomers into polymers
- D. Absorption of water and food
Correct Answer: A
Rationale: Digestion is the breakdown of complex food substances into simpler forms for absorption.
Why is pepsin not secreted into the stomach?
- A. Because it would digest the stomach
- B. It is secreted into the stomach
- C. Because it would be inactivated by the acid in the stomach
- D. It is secreted into the intestine
Correct Answer: B
Rationale: Pepsin is secreted into the stomach as pepsinogen by chief cells and activated by stomach acid. It does not digest the stomach due to the protective mucus layer.
Homeostasis has 3 parts. What is the general term for the 1st?
- A. Controller
- B. Effector
- C. Receptor
- D. Transporter
Correct Answer: C
Rationale: Receptors detect changes in the internal environment as the first step in homeostasis.
Based on knowledge of anatomy and physiology, are there any diet considerations that the student should include in the teaching plan?
- A. Low-fat, enzyme-supplemented diet
- B. High-fiber diet only
- C. Low-protein diet
- D. No dietary changes needed
Correct Answer: A
Rationale: Post-pancreatectomy, a low-fat diet with enzyme supplements is necessary due to impaired digestion.