ATI RN
ATI Anatomy and Physiology Online Practice
1. Which of the following is not true of organelles?
- A. They carry out specific activities.
- B. They are only present in human cells.
- C. They are composed of aggregates of large molecules.
- D. They are found in many types of cells.
Correct answer: B: They are only present in human cells.
Rationale: Organelles are not exclusive to human cells but are present in various types of cells across different organisms. Option B is incorrect as it suggests that organelles are only found in human cells, which is false. Choices A, C, and D are correct statements about organelles. Organelles indeed carry out specific activities, are made up of aggregates of large molecules, and can be found in many types of cells.
2. For a 6-year-old child with hypokalemia, which menu choice should the nurse encourage?
- A. Pizza with a fruit plate
- B. Chicken strips with chips
- C. Fajita with rice
- D. Hamburger with French fries
Correct answer: A
Rationale: Pizza with a fruit plate is the most suitable choice for a 6-year-old child with hypokalemia due to its potassium content. Potassium-rich foods like fruits can help replenish potassium levels in the body, aiding in the treatment of hypokalemia.
3. Macromolecules are built of?
- A. Monomers
- B. Incorrect
- C. Not Applicable
- D. None of the above
Correct answer: A
Rationale: The correct answer is A: Monomers. Macromolecules are built from smaller subunits called monomers. Monomers join together through chemical reactions to form larger molecules known as macromolecules. Option B is incorrect as it does not provide the accurate information regarding the composition of macromolecules. Option C is not applicable as it does not offer a relevant choice. Option D is incorrect because there is a specific answer related to the composition of macromolecules.
4. Which of the following best describes the ethical concept of values?
- A. Values are an individual�s feelings about situations.
- B. Values are learned through family systems.
- C. Values are organized ways of thinking about the meaning of life.
- D. Values determine the rightness or wrongness of behavior.
Correct answer: C
Rationale: Values are organized ways of thinking about the meaning of life.
5. Which type of HMO contracts with two or more IPAs (Independent Practice Associations)?
- A. Staff model
- B. Point of service model
- C. Network model
- D. Group model
Correct answer: C
Rationale: The correct answer is C: Network model. A network model of HMOs contracts with two or more IPAs. In a network model, the HMO contracts with multiple IPAs to provide healthcare services to its members, offering a wider range of choices and flexibility in selecting healthcare providers. Choices A, B, and D are incorrect because the staff model involves employing physicians and healthcare providers directly, the point of service model allows members to seek care both in-network and out-of-network, and the group model is not specifically associated with contracting IPAs.
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