ATI TEAS 7
Mathematics
1. A rectangular bandage measures 5cm by 8cm. What is the area covered by the bandage?
- A. 10cm
- B. 13cm
- C. 40cm^2
- D. 64cm^2
Correct answer: C
Rationale: 40cm^2: Multiply the length (5cm) by the width (8cm).
2. Which sentence uses parentheses correctly?
- A. The suspect was seen driving a red car (a witness reported).
- B. The movie (released in 2022) received critical acclaim.
- C. The restaurant offers a variety of dishes (including vegetarian options).
- D. All participants (must register by Friday) will receive a free gift.
Correct answer: B
Rationale: Parentheses are used for non-essential information that clarifies or adds detail. Option (a) is unnecessary and disrupts the flow of the sentence.
3. Which of the following conditions is characterized by a wasting or decrease in muscle mass?
- A. Hypertrophy
- B. Atrophy
- C. Spasticity
- D. Myopathy
Correct answer: B
Rationale: The correct answer is B: 'Atrophy.' Atrophy is a condition characterized by a wasting or decrease in muscle mass. Hypertrophy (choice A) refers to an increase in muscle size, not a decrease. Spasticity (choice C) is increased muscle tone and reflexes, while myopathy (choice D) is a general term for diseases of the muscle tissue. Understanding these definitions is crucial for distinguishing between different muscle conditions.
4. Which of the following is TRUE about functional nursing?
- A. Concentrates on tasks and activities
- B. Emphasizes use of group collaboration
- C. One-to-one nurse-patient ratio
- D. Provides continuous, coordinated and comprehensive nursing services
Correct answer: B
Rationale: The correct answer is B: "Emphasizes use of group collaboration." Functional nursing is a task-oriented approach where team members specialize in specific tasks or activities. In this model, nurses work together in groups to provide care to a larger number of patients efficiently. This differs from the one-to-one nurse-patient ratio (C) and the continuous, coordinated, and comprehensive nursing services (D). While functional nursing concentrates on tasks (A), the key feature emphasized in this care delivery model is the use of group collaboration to provide care effectively.
5. Which of the following factors would increase the solubility of a gas in a liquid?
- A. Decreasing temperature
- B. Increasing pressure
- C. Decreasing surface area
- D. Increasing particle size
Correct answer: b
Rationale: Henry's law states that the solubility of a gas in a liquid is directly proportional to the pressure of the gas above the liquid. The other choices would typically decrease solubility.
6. What mineral is essential for muscle function and can cause cramps if deficient?
- A. Sodium
- B. Calcium
- C. Potassium
- D. Magnesium
Correct answer: B
Rationale: The correct answer is B: Calcium. Calcium is essential for muscle function, including muscle contraction and relaxation. A deficiency in calcium can lead to muscle cramps and spasms. While sodium, potassium, and magnesium are also important for muscle function, calcium specifically plays a crucial role in muscle contractions. Therefore, calcium is the mineral that is essential for muscle function and can cause cramps if deficient.
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