The loss of hydrogen ions, or gain of bases, causes the pH of blood to increase and become.
Hypertonic.
Acidotic.
Alkaline.
Neutral.
The Correct Answer is C
Choice A rationale
Hypertonic refers to the osmolarity or solute concentration of a solution compared to another, typically across a semi-permeable membrane. It describes a state where the concentration of solutes is higher than that of the intracellular fluid, causing water to move out of cells. While acid-base imbalances can occur alongside osmotic shifts, hypertonic does not describe the pH level of the blood. Normal blood osmolarity ranges from 275 to 295 milliosmoles per kilogram of water.
Choice B rationale
Acidotic describes a state where the blood pH falls below the normal range of 7.35 to 7.45. This occurs when there is an accumulation of hydrogen ions or a loss of bicarbonate bases. If the hydrogen ion concentration increases, the pH value decreases. Since the question describes a loss of hydrogen ions or a gain of bases, the resulting state would be the opposite of acidosis. Acidosis can lead to central nervous system depression and cardiac arrhythmias.
Choice C rationale
Alkaline, or alkalotic, describes a blood pH that has increased above the normal range of 7.35 to 7.45. This condition results from a decrease in the concentration of hydrogen ions or an excess of basic substances like bicarbonate. In chemistry, a higher pH value indicates a more basic or alkaline solution. This shift affects protein binding and electrolyte balance, particularly calcium and potassium, often leading to increased neuromuscular excitability, muscle twitching, or tetany in the patient.
Choice D rationale
Neutral refers to a pH of 7.0, where the concentration of hydrogen ions and hydroxide ions is equal. In the human body, a pH of 7.0 is actually considered acidotic because it is lower than the physiological normal range of 7.35 to 7.45. Human life is only compatible with a very narrow pH range; therefore, a gain of bases will push the pH toward the alkaline side of the spectrum rather than settling at the neutral point.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A rationale
This statement is an example of aggressive communication. It uses "you" statements, labels the colleague with insulting terms like lazy and unreliable, and includes threats regarding their job security. Aggressive communication seeks to humiliate or dominate others rather than resolve a conflict. It creates a hostile work environment and destroys the collaborative relationships necessary for patient safety and effective nursing teamwork, failing to meet the standards of professional assertive behavior.
Choice B rationale
This statement represents passive-aggressive communication. The speaker is expressing resentment and frustration indirectly by asking rhetorical questions and making snide remarks about colleagues with children. It avoids addressing the actual issue of overtime directly with the supervisor. This style of communication is manipulative and leads to workplace tension and misunderstandings because the individual's true needs and feelings are not stated clearly or respectfully to the appropriate party.
Choice C rationale
This is an accurate example of assertive communication. It uses "I" statements to express a professional concern and focuses on the objective facts of the patient's condition. The nurse clearly states the problem regarding the lack of pain relief and proposes a specific solution or next step. Assertive communication is direct, honest, and respectful, allowing the nurse to advocate for the patient's needs without attacking or demeaning the other members of the healthcare team.
Choice D rationale
This statement is an example of passive communication. By using phrases like "sorry to be such a pain" and "when you have time," the nurse is minimizing the importance of the task and their own professional role. It lacks the firmness required for effective advocacy. Passive communication often results in the speaker's needs being ignored, which can lead to delays in patient care, such as the discharge process mentioned in this specific scenario.
Correct Answer is D
Explanation
Choice A rationale
The admission nursing assessment provides a comprehensive baseline of the client's health status at the time they enter the facility. It includes medical history, current symptoms, and a physical exam. While it contains an initial set of vital signs, it does not provide a continuous view of changes over time. To find trends, the nurse needs a document that shows multiple readings over several hours or days, which the admission assessment lacks.
Choice B rationale
Progress notes are used by healthcare providers to document the client's clinical status, interventions, and response to treatment in a narrative or structured format. While a nurse might mention a specific vital sign change in a note, these entries are not the most efficient way to track trends. They are often scattered among other clinical details, making it difficult to quickly visualize patterns or fluctuations in data like blood pressure or temperature.
Choice C rationale
The admissions sheet contains demographic and administrative information, such as the client's name, age, insurance details, and emergency contacts. It may also list the admitting diagnosis and the name of the attending physician. It does not contain clinical data or ongoing monitoring information like vital signs. Using this sheet to look for physiological trends would be impossible because that type of data is simply not recorded on this specific administrative form.
Choice D rationale
The graphic record, often referred to as the flow sheet, is the specific section of the electronic health record where vital signs, weight, and intake/output are documented. It is designed to allow for easy visualization of data over time, often using a table or graph format. This allows the nurse to quickly identify trends, such as a steadily rising temperature or a dropping blood pressure, which is essential for monitoring a postoperative client’s recovery.
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