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 B
Explanation
Choice A rationale:
Awaiting biopsy results can certainly cause anxiety and stress, but it doesn't directly impact the physiological mechanisms that modulate pain perception.
While a patient awaiting biopsy results may be more attentive to their bodily sensations, including pain, the anxiety itself is not the primary driver of a lowered pain threshold.
It's important to address the patient's concerns and provide emotional support, but this alone may not be sufficient to manage pain effectively if anxiety is not the primary factor.
Choice B rationale:
Anxiety activates the sympathetic nervous system, which triggers the "fight-or-flight" response. This cascade of physiological changes includes:
Increased heart rate and blood pressure Muscle tension
Dilated pupils
Heightened awareness of bodily sensations
These physiological changes can amplify pain signals and lower the pain threshold, meaning that a person who is anxious may perceive pain more intensely than someone who is calm and relaxed.
This is because anxiety can reduce the effectiveness of the body's natural pain-inhibiting mechanisms, such as the release of endorphins and serotonin.
Choice C rationale:
Difficulty sleeping can also contribute to pain, but its effect on pain threshold is less direct than that of anxiety. Sleep deprivation can lead to:
Increased irritability Decreased pain tolerance Impaired cognitive function
These factors can make it more difficult to cope with pain, but they don't directly lower the threshold at which pain signals are perceived.
Choice D rationale:
Pain threshold varies among individuals due to a variety of factors, including: Genetics
Past experiences with pain Psychological factors Cultural beliefs
Coping mechanisms
It is incorrect to assume that all patients who have had surgery will have the same pain threshold.
Correct Answer is B
Explanation
Choice A rationale:
Incorrect. Patients have a legal right to access their medical records under the Health Information Portability and Accountability Act (HIPAA). Denying access is a violation of patient rights and could lead to legal consequences.
Undermines patient autonomy and trust. Patients have a right to know what information is in their medical records and to participate in their own healthcare decisions. Denying access can erode trust in the healthcare system.
Potential for errors and misunderstandings. If patients cannot review their records, they may not be able to identify errors or misunderstandings that could impact their care.
Choice B rationale:
Correct. This response upholds patient rights while ensuring that the request for access is documented and handled appropriately.
Protects patient privacy and confidentiality. The written request process helps to ensure that only the patient or their authorized representative has access to the records.
Provides a mechanism for tracking and auditing access requests. This can help to prevent unauthorized access and ensure compliance with HIPAA regulations.
Choice C rationale:
Incorrect. Patients have a right to access their records at any time, not just when they are being discharged.
Delays access to information. Patients may need to review their records to make informed decisions about their care, even if they are not being discharged.
Potential for records to be lost or misplaced. There is a risk that records could be lost or misplaced if they are not provided to the patient until discharge.
Choice D rationale:
Incorrect. Patients do not need to provide a reason for wanting to access their medical records.
Intrusive and unnecessary. Patients may feel uncomfortable or embarrassed about having to explain their reasons for wanting to access their records.
Potential for discrimination. Patients may be less likely to request access to their records if they feel that they will be judged or questioned about their reasons for doing so.
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