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kingpulley29 kingpulley29
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Posts: 307
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6 years ago
A patient diagnosed with shock is prescribed dobutamine (Dobutrex). Which finding indicates this medication has been effective?
 
  1. increased heart rate
  2. reduced heart rate
  3. decreased respiratory rate
  4. decreased blood pressure

Question 2

The nurse is preparing to administer intravenous nitroglycerin to a patient diagnosed with cardiogenic shock. What should the nurse do when administering this medication?
 
  1. Use an infusion pump.
  2. Administer with PVC tubing.
  3. Use within 8 hours of reconstitution.
  4. Allow the patient to get out of bed only with assistance.

Question 3

A patient with a traumatic brain injury is being evaluated for brain death. Which findings should the nurse expect in this patient?
 
  Select all that apply.
  1. absence of gag or corneal reflex
  2. absence of oculovestibular reflex
  3. apnea with PaCO2 of 66 mmHg
  4. toxic metabolic disorders
  5. response to deep stimuli

Question 4

A patient diagnosed with hypovolemic shock is prescribed intravenous fluids while awaiting blood transfusions. Which solution does the nurse recognize would be best for this patient?
 
  1. Ringer's lactate
  2. Dextrose 5 and water
  3. Dextrose 5 and 0.45 normal saline
  4. Dextrose 5 and 0.9 normal saline

Question 5

A patient admitted with multiple injuries is prescribed an intravenous colloid solution. Which solution would be appropriate for the nurse to infuse?
 
  1. 25 albumin
  2. 0.9 normal saline
  3. dextrose 5 and 0.45  normal saline
  4. dextrose 5 and water

Question 6

A patient with multiple gunshot wounds to the abdomen has received 8 units of blood. The blood bank notifies the nurse that they have run out of blood for the patient.
 
  The nurse knows the patient can receive any type of blood if the patient has which blood type?
 
  1. AB
  2. A
  3. B
  4. O

Question 7

A patient with multiple traumatic injuries has experienced severe blood loss and is prescribed to receive blood immediately.
 
  The nurse realizes that because there is not enough time for type and crossmatch, the patient will most likely receive which type of blood?
 
  1. O
  2. A
  3. B
  4. AB

Question 8

The nurse determines that a patient is experiencing ongoing progression of a shock state. What finding led the nurse to come to this conclusion?
 
  1. decrease in serum glucose level
  2. drop in blood urea nitrogen level
  3. increased eosinophil level
  4. low serum cardiac enzyme level
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wrote...
6 years ago
The answer to question 1

Correct Answer: 1

Dobutamine (Dobutrex) is a medication that mimics the fight-or-flight response of the sympathetic nervous system. The physiologic effect is improved perfusion and oxygenation of the heart, with increased stroke volume and heart rate, and increased cardiac output. Increased cardiac output, in turn, increases tissue perfusion and oxygenation. This medication will not reduce the heart rate, respiratory rate, or blood pressure.

The answer to question 2

Correct Answer: 1

Intravenous nitroglycerin must be mixed in glass bottles and infused through special, non-PVC tubing, because up to 4080 of nitroglycerin can be absorbed by PVC bags or tubing. This medication must be infused with an infusion pump and used within 4 hours of reconstitution. The patient receiving intravenous nitroglycerin should be on bed rest, not assisted out of bed.

The answer to question 3

Correct Answer: 1,2,3

An absence of gag or corneal reflex, an absence of oculovestibular reflex, and apnea with PaCO2 of 66 mmHg are clinical signs consistent with brain death. Toxic metabolic disorders and responding to deep stimuli are not signs consistent with brain death.

The answer to question 4

Correct Answer: 1

Ringer's lactate and 0.9 saline are the fluids of choice in treating hypovolemic shock, especially in the emergency phase of care while blood is being typed and crossmatched. Large amounts of these solutions may be infused rapidly, increasing blood volume and tissue perfusion. Hypotonic crystalloid solutions, such as dextrose 5 in water or normal saline, increase fluid volume in both the intravascular and interstitial spaces. But approximately 25 of the fluid stays within the intravascular space, increasing the risk of peripheral edema.

The answer to question 5

Correct Answer: 1

Colloid solutions contain substances that should not diffuse through capillary walls. Colloids tend to remain in the vascular system and increase the osmotic pressure of the serum, causing fluid to move into the vascular compartment from the interstitial space. As a result, plasma volume expands. Colloid solutions used to treat shock include 5 albumin, 25 albumin, hetastarch, plasma protein fraction, and dextran. Crystalloid solutions contain dextrose or electrolytes such as normal saline dissolved in water; they are either isotonic or hypotonic. All crystalloid solutions increase fluid volume in the intravascular and interstitial space.

The answer to question 6

Correct Answer: 1

The person with blood type A has B antibodies, someone with type B has A antibodies, someone with type AB has no antibodies, and someone with type O has both A and B antibodies. Therefore, the person with type AB blood can receive any type of blood in an emergency and is referred to as a universal recipient. A person with blood type O is considered a universal donor.

The answer to question 7

Correct Answer: 1

Type O blood is the universal donor. ABO antibodies develop in the serum of people whose RBCs lack the corresponding antigen; these antibodies are called anti-A and anti-B. The person with blood type B has A antibodies, the person with type A has B antibodies, the person with type O has both types of antibodies, and the person with AB has no antibodies (called a universal recipient).

The answer to question 8

Correct Answer: 1

Serum electrolyte levels are assessed to monitor the severity and progression of shock. As shock progresses, serum glucose levels decrease. A drop in blood urea nitrogen level means the kidneys are receiving adequate blood flow. An increase in eosinophils indicates an allergic response. Low serum cardiac enzymes indicate there is no myocardial damage.
kingpulley29 Author
wrote...
6 years ago
What an awesome place to get free homework help
wrote...
6 years ago
What makes it awesome is that you posted, thanks for trusting us
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