Chapter 2 Missed Questions

Question 1

Extubation criteria for mechanical ventilated patients:

Answer 1

Ability to lift head for at least 5 seconds
Ability to follow commands
RR less than 30 breaths per minute
PEEP less than 5
Negative inspiratory force (NIF) less than -20
FiO2 less than 40%
pH: 7.33 to 7.49
PaCO2 greater than 33 to 49 mm Hg
PaO2 greater than 65 mm Hg

Question 2

Arterial line: dampened waveform may be caused by

Answer 2

Air bubbles in the tubing

Question 3

Hetastarch has:

Answer 3

Minimal effects on coagulation

Question 4

Banked blood transfusions have the following ECG changes

Answer 4

Tall-peaked T waves and widened QRS complexes from hyperkalemia

Question 5

Afterload refers to:

Answer 5

Resistance of ejection of blood from the ventricle

Question 6

Sore throat post intubation for surgery

Answer 6

Nurse should observe the oropharynx and auscultate the chest. Sore throat may last for 1-3 days postoperatively.

Question 7

A patient has a platelet count of 50,000 and is diagnosed with immune thrombocytopenic purpura. The nurse would expect initial treatment to include:

Answer 7

Corticosteroids

Question 8

Patients on a low dose ketamine infusion have:

Answer 8

Improved pain control
Lower opioid requirements
Less nausea
Decreased psychotomimetic effects

Question 9

Patients with severe anemia present with:

Answer 9

Lethargy
Systolic murmur
Tachycardia to compensate for hypoxemia

Question 10

During platelet transfusion:

Answer 10

The nurse should agitate the bag periodically during the transfusion because platelets can adhere to the plastic bag

Question 11

Treatment for noncardiogenic pulmonary edema include

Answer 11

Bumetanide 1 mg IV push now followed by a bumetanide drip. Medication is a diuretic

Question 12

An abnormal breathing pattern of rhythmic waxing and waning of the depth of respirations along with regularly recurring periods of apnea is called:

Answer 12

Cheyne-Stokes breathing

Question 13

After a splenectomy for treatment of immune thrombcytopenic purpura, the nurse would expect the lab results to reveal:

Answer 13

Increased platelets

Question 14

Horner’s syndrome include the following signs:

Answer 14

Ptosis of the upper eyelid
Increased salivation
Drooping of the mouth on the affected side
Contraction of the pupil on the affected side

Question 15

Troubleshooting a temporary pacemaker that is experiencing failure to capture include:

Answer 15

Turning up the milliamperage (mA)

Question 16

During a plasma transfusion, the nurse keeps in mind:

Answer 16

It must be ABO compatible and used within 24 hours after thawing.

Question 17

Isoflurane can cause:

Answer 17

Increased coronary blood flow and may promote “coronary steal” phenomenon

Question 18

Prompt intervention for cardiogenic shock include:

Answer 18

Supporting oxygenation and tissue perfusion with a decrease in myocardial oxygen demand. Beta blockers are not used for management because beta blockers suppress myocardial contractility.

Question 19

The onset of nitroprusside drip is:

Answer 19

30-60 seconds
Prolonged use or high doses can lead to cyanide toxicity