An athlete has been practicing twice a day in the heat and reports being dizzy.
The patient’s vital signs are blood pressure of 100/2 mm Hg, pulse rate of 100 beats/min, and respiratory rate of 26 breaths/min; the patient does not remember the last voiding time.
The skin is cool to touch and pale in color. Which type of shock is the patient experiencing?
Hypovolemic shock
Neurogenic shock
Cardiogenic shock
Anaphylactic shock
The Correct Answer is A
Choice A rationale:
Hypovolemic shock is a life-threatening condition that occurs when the body loses a significant amount of blood or fluids, leading to a decrease in circulating blood volume. This can result in inadequate perfusion of organs and tissues, which can cause damage and even death if not treated promptly.
In this case, the athlete's symptoms and vital signs are consistent with hypovolemic shock. The athlete has been practicing twice a day in the heat, which can lead to significant fluid loss through sweating. The athlete is also dizzy, which is a common symptom of hypovolemia due to decreased blood flow to the brain. The athlete's blood pressure is low (100/2 mm Hg), pulse rate is elevated (100 beats/minute), and respiratory rate is increased (26 breaths/minute), all of which are compensatory mechanisms to try to maintain blood pressure and perfusion in the setting of hypovolemia. The athlete's skin is cool to touch
and pale in color, which is due to decreased blood flow to the skin. The athlete also does not remember the last voiding time, which may indicate decreased urine output, another sign of hypovolemia.
Key points supporting hypovolemic shock:
Significant fluid loss due to exercise in the heat Dizziness
Low blood pressure Elevated pulse rate Increased respiratory rate Cool, pale skin
Decreased urine output Additional details:
Hypovolemic shock can be caused by various factors, including:
Hemorrhage (blood loss) Severe dehydration Burns
Severe vomiting or diarrhea
Treatment for hypovolemic shock typically involves:
Intravenous fluid replacement to restore circulating blood volume Blood transfusion if the shock is due to hemorrhage
Oxygen therapy to support breathing
Medications to support blood pressure and heart function
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A rationale:
It is crucial for the nurse to prioritize patient safety and adhere to professional guidelines when encountering a potential diversion of controlled substances. Informing the charge nurse is the most appropriate initial action for several reasons:
Chain of Command: The charge nurse holds a supervisory position and is responsible for addressing issues within the unit, including concerns about medication diversion. Reporting suspicions to the charge nurse ensures adherence to the established chain of command and facilitates a prompt, organized response.
Confidentiality and Objectivity: The charge nurse is trained to handle sensitive situations discreetly and objectively. They can initiate a thorough investigation while maintaining confidentiality and protecting the rights of all involved parties.
Access to Resources: The charge nurse has access to resources and authority to take immediate action, such as securing medications, initiating patient assessments, and notifying appropriate personnel within the healthcare facility.
Collaboration and Support: The charge nurse can provide guidance and support to the reporting nurse, ensuring their concerns are addressed appropriately and that they feel safe in coming forward with their suspicions.
Rationale for other choices:
B. Reporting the incident directly to the hospital’s security department might be premature without first informing the charge nurse. The charge nurse can assess the situation, gather more information, and determine the most appropriate course of action, which may or may not involve security at this initial stage.
C. Requesting assistive personnel (AP) to monitor the other nurse’s actions is inappropriate. It places a burden on APs who are not trained or authorized to investigate such matters. It could also compromise the integrity of the investigation and potentially jeopardize patient safety.
D. Confronting the other nurse directly is not recommended. It could escalate the situation, create a hostile work environment, and potentially compromise the investigation. It is essential to follow established protocols and involve appropriate personnel to ensure a fair and thorough investigation.
Correct Answer is C
Explanation
Choice A rationale:
Pallor, or paleness, is not a typical sign of phlebitis. It can be associated with other conditions such as anemia, decreased blood flow, or shock. In the context of IV therapy, pallor at the insertion site might suggest a problem with blood flow, such as infiltration or a clot, but it's not a direct indication of inflammation.
Choice B rationale:
Coolness at the IV site is also not a characteristic sign of phlebitis. It could potentially suggest infiltration of the IV fluids into the surrounding tissues, but it's not a primary indicator of inflammation. Phlebitis typically involves warmth and redness due to the inflammatory response.
Choice C rationale:
Erythema, or redness, is the hallmark sign of phlebitis. It's caused by the dilation of blood vessels in the area as part of the inflammatory response. The redness is often accompanied by warmth, swelling, and tenderness along the vein.
Mechanism of erythema in phlebitis:
When the inner lining of the vein (endothelium) is irritated or damaged by the IV catheter, it releases inflammatory mediators. These mediators cause the blood vessels to dilate, leading to increased blood flow and redness in the area.
The redness is often more pronounced along the path of the vein, rather than just at the insertion site.
Choice D rationale:
Drainage from the IV site can be a sign of infection, but it's not a primary feature of phlebitis. If drainage is present, it's important to assess for other signs of infection, such as pus, fever, or increased pain.
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