A nurse is reinforcing discharge teaching with a client who has stable angina pectoris. Which of the following statements by the client indicates an understanding of what to do when chest pain occurs?

Stressors can be categorized as external or internal. External stressors are factors or events in the environment that can cause stress.

In this case, the recent move to a new city is an external stressor because it is an event that has occurred outside of the client and is influencing their current state of stress. Moving to a new city can bring about significant changes and challenges, such as adjusting to a new environment, finding new social connections, and adapting to unfamiliar surroundings.

Feeling depressed is an internal stressor because it relates to the client's emotional state or mental health condition. Depression can be caused by various factors, such as biochemical imbalances, life circumstances, or genetic predispositions.

Lack of nutritional knowledge: This is an internal stressor because it refers to the client's lack of knowledge or awareness regarding nutrition. While the lack of nutritional knowledge can contribute to stress, it is an internal factor that can be addressed through education and learning.

While recurring urinary tract infections can be stressful for the client, they are considered an internal stressor because they involve a physical condition or health issue within the client's body. Addressing and managing the infections would involve medical interventions and possibly lifestyle modifications.

Explanation

A. Placement of a central venous catheter

Informed consent is a legal and ethical requirement that ensures clients have the necessary information to make autonomous decisions about their healthcare. The healthcare provider must obtain informed consent before performing any procedure that carries potential risks or benefits. Here's why the other options do not typically require informed consent:

Administration of an iron injection using Z-track technique in (option B) is not correct because, while informed consent may be required for administering certain medications or injections, the specific technique used, such as the Z-track technique, typically does not require separate informed consent. The Z-track technique is a method used to prevent leakage of the medication into subcutaneous tissues during injection.

Insertion of a nasogastric tube in (option C) is not correct because Insertion of a nasogastric tube is a common procedure performed to access the stomach or administer medications or nutrients. Informed consent is generally not required for nasogastric tube insertion as it is considered a routine procedure and is often included as part of the overall plan of care.

Irrigation of a wound with antibiotic solution in (option D) is not correct because wound irrigation is a standard procedure in wound care, and the use of an antibiotic solution may be part of the healthcare provider's prescribed treatment plan. Informed consent is typically not required for wound irrigation unless there are specific circumstances or risks associated with the procedure.

In summary, the nurse should identify that informed consent is required for A: Placement of a central venous catheter. This procedure involves the insertion of a catheter into a major blood vessel and carries potential risks and complications that require informed consent to ensure the client's understanding and agreement before proceeding