Which stage of shock is characterized by decreased blood pressure and inadequate tissue perfusion?
Irreversible stage
Refractory stage
Progressive stage
Compensatory stage
The Correct Answer is C
Choice A Reason:
The irreversible stage of shock, also known as the terminal stage, is characterized by severe organ damage and failure. At this point, the body's compensatory mechanisms have failed, and recovery is unlikely. Decreased blood pressure and inadequate tissue perfusion are present, but they are more pronounced in the progressive stage.
Choice B Reason:
The refractory stage is often used interchangeably with the irreversible stage. It signifies a point where shock has progressed to such an extent that treatment is no longer effective. The body's organs have sustained irreversible damage, and despite medical intervention, the patient is unlikely to survive.
Choice C Reason:
The progressive stage of shock is characterized by a significant drop in blood pressure and inadequate tissue perfusion. During this stage, the body's compensatory mechanisms begin to fail, leading to worsening hypoperfusion and cellular damage. This stage is critical as it marks the transition from reversible to potentially irreversible damage if not promptly treated.
Choice D Reason:
The compensatory stage, also known as the non-progressive stage, involves the body's initial response to shock. During this stage, mechanisms such as increased heart rate and vasoconstriction work to maintain blood pressure and perfusion to vital organs. Blood pressure may still be within normal limits, and tissue perfusion is maintained, albeit at a reduced level.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["20.46"]
Explanation
Step 1: Convert the client's weight from pounds to kilograms.
150 pounds ÷ 2.2 = 68.18 kg
Result at each step = 68.18 kg
Step 2: Calculate the dose in mcg/min.
3 mcg/kg/min × 68.18 kg = 204.54 mcg/min
Result at each step = 204.54 mcg/min
Step 3: Convert the dose from mcg to mg.
204.54 mcg ÷ 1000 = 0.20454 mg/min
Result at each step = 0.20454 mg/min
Step 4: Calculate the infusion rate in mL/min.
0.20454 mg/min ÷ 600 mg × 1000 mL = 0.341 mL/min
Result at each step = 0.341 mL/min
Step 5: Convert the infusion rate to mL/hour.
0.341 mL/min × 60 min/hour = 20.46 mL/hour
Result at each step = 20.46 mL/hour
So, the infusion rate is 20.46 mL/hour.
Correct Answer is A
Explanation
Choice A Reason:
Difficulty swallowing is a critical finding in a client with burns to the face, ears, and eyelids. This symptom can indicate airway edema or obstruction, which is a life-threatening condition. Burns in these areas can cause significant swelling, leading to compromised airways. Immediate intervention is required to secure the airway and prevent respiratory failure.
Choice B Reason:
Pain of 6 on a scale of 0 to 10 is important to manage for patient comfort and to prevent complications related to pain, such as increased heart rate and blood pressure. However, it is not the immediate priority over potential airway compromise. Pain management can be addressed once the airway is secured.
Choice C Reason:
A heart rate of 122/min indicates tachycardia, which can be a response to pain, stress, or hypovolemia. While it is important to monitor and manage, it is not as immediately life-threatening as airway obstruction. Tachycardia can be addressed after ensuring the airway is clear.
Choice D Reason:
Urinary output of 25 mL/hr is below the normal range (typically 30-50 mL/hr) and can indicate dehydration or renal impairment. While this is a concerning finding, it is not the immediate priority compared to securing the airway. Fluid resuscitation and renal function can be managed once the airway is stabilized.
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