Nursing Cardiovascular MCQ Assignment
- Country :
Australia
1. A 70kg patient with ARDS is receiving sedation, neuromuscular blockade, and is on mechanical ventilation with the following settings: Assist/Control, FiO2 .50, TV 420 mL, Rate 14, PEEP 6 cm H2O. ABG results are:
- pH 7.30
- pCO2 50 mm Hg
- PO2 73 mm Hg
- HCO3 24 mEq/L
- SaO2 94%
Which intervention is indicated?
A) increase the rate
B) increase the tidal volume
C) increase the FiO2
D) increase the PEEP
2. Which is a normal compensatory response to a decrease in cardiac output?
A) increased oxygen extraction
B) decreased oxygen consumption
C) decreased serum lactate
D) increased oxygen delivery
3. A patient has been in the unit for 3 days recovering from CABG surgery. The nurse notes that the patient is experiencing increased irritability, confusion, and restlessness. The BP, HR, and thyroid function test results are higher than expected. It is noted that the patient has had minimal sleep since admission. The nurse should
A) C cluster nursing care to prevent unnecessary interruptions.
B) contact the provider to increase night time dose of valium.
C) darken the room to encourage daytime napping.
D) arrange for a bedside sitter to promote safety.
4. Following ACS affecting the anterior wall, a patient develops shortness of breath. Assessment reveals moist bibasilar crackles and a moderately loud S3. A PA catheter is inserted, and a PAOP of 22 mm Hg is obtained. These findings are MOST indicative of
A) impending cardiac tamponade.
B) venous distention.
C) tricuspid valve dysfunction.
D) left ventricular decompensation.
5. An 18-year-old football player is admitted after collapsing at practice. An electrocardiogram reveals deep T-wave inversion in leads V4, V5, and V6. The nurse should suspect the presence of
A) hypertrophic cardiomyopathy.
B) cardiac tamponade.
C) acute myocardial infarction.
D) pulmonary embolism.
6. A patient with a history of angina is admitted to the unit after surgical repair of an AAA. The patient is receiving a sodium nitroprusside (Nipride) drip for severe postoperative hypertension. Twelve hours later, the patient complains of back pain. Assessment at this time reveals:
BP 80/60
HR 120
UO 20 mL/hr
+1 left dorsalis pedis pulse
+1 right dorsalis pedis pulse
After notifying the provider of the change in the patient's condition, the nurse should anticipate which IMMEDIATE intervention?
A) discontinuation of Nipride and preparation for surgery
B) procedural sedation and IABP insertion
C) administration of normal saline 200 mL/hr and preparation for Doppler studies
D) spiral chest CT and emergent pericardiocentesis
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