Nokea
A child with Tetralogy of Fallot is scheduled for a modified Blalock Taussig procedure. The nurse understands that the surgery will:
- A. Reverse the direction of the blood flow
- B. Allow better blood supply to the lungs
- C. Relieve pressure on the ventricles
- D. Prevent the need for further correction
Correct Answer: B
Rationale: The modified Blalock-Taussig procedure creates a shunt to improve pulmonary blood flow in Tetralogy of Fallot, enhancing lung oxygenation.
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The nurse is caring for a 28-year-old female with a long history of heroin addiction. The client tells the nurse that she started off using a small amount recreationally, but as time went on, she needed more and more heroin to feel a high. The nurse recognizes this as
- A. addiction.
- B. dependence.
- C. tolerance.
- D. withdrawal.
Correct Answer: C
Rationale: Tolerance is the need for increasing doses to achieve the same effect, as described in the client’s heroin use.
If a group includes only members selected on a specific basis, such as women with a history of domestic or partner abuse, how is this type of group classified?
- A. Homogeneous
- B. Closed
- C. Heterogeneous
- D. Task
Correct Answer: A
Rationale: A group with members sharing a specific characteristic, like domestic abuse history, is homogeneous (A). Closed (B) refers to membership limits, heterogeneous (C) to diversity, and task (D) to purpose.
What is the critical point for PO2 (the 'ICU' point), the percentage point at which there is marked decrease in oxygen saturation? Record your answer using a whole number.
Correct Answer: 90
Rationale: The critical PO2 point is around 90 mmHg, where oxygen saturation drops significantly, often requiring ICU intervention.
The nurse is monitoring the labs of a client admitted with viral hepatitis. Which of the following lab findings would the nurse expect for this client? Select all that apply.
- A. decreased ALT levels
- B. increased AST levels
- C. elevated ammonia levels
- D. low serum albumin levels
- E. shortened prothrombin time
Correct Answer: B, C, D
Rationale: Viral hepatitis causes increased AST, elevated ammonia, and low serum albumin due to liver damage. ALT is typically increased, not decreased, and prothrombin time is prolonged.
Which selection would provide the most calcium for the client who is 4 months pregnant?
- A. A granola bar
- B. A bran muffin
- C. A cup of yogurt
- D. A glass of fruit juice
Correct Answer: C
Rationale: Yogurt is a rich source of calcium, essential for fetal bone development during pregnancy.