The nurse is caring for a client diagnosed with disseminated intravascular coagulation (DIC). When completing an assessment for decreased perfusion from clotting, the nurse would observe for which manifestation?
Cyanosis
Petechiae
Epistaxis
Hematuria
The Correct Answer is A
A. Cyanosis, or a bluish discoloration of the skin, occurs when there is insufficient oxygen in the blood, which can result from decreased perfusion due to clotting in DIC. It is a sign of poor oxygenation and perfusion.
B. While petechiae (small red or purple spots) are a common manifestation of DIC due to microvascular clotting and bleeding, they are not a sign of decreased perfusion.
C. Epistaxis (nosebleeds) is another bleeding manifestation of DIC but is not indicative of decreased perfusion, which is more closely related to cyanosis.
D. Hematuria (blood in the urine) can occur in DIC due to clotting in the kidneys or urinary tract. However, it is more related to bleeding than to decreased perfusion.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. These are not typical symptoms of atrial flutter. They may be seen in other conditions like hypertensive crisis or systemic problems, but not as a primary manifestation of atrial flutter.
B. These are classic signs of diabetes or hyperglycemia, not atrial flutter.
C. These are common symptoms of atrial flutter, which results in an irregular heart rhythm and may cause increased heart rate, leading to palpitations and shortness of breath.
D. A systolic murmur is more associated with valve problems, and anxiety could be a result of various issues but is not a typical finding directly caused by atrial flutter.
Correct Answer is D
Explanation
A. This type of AV block is characterized by a progressively lengthening PR interval until a QRS complex is dropped (a blocked beat). A PR interval of 0.28 seconds could be seen in 2nd degree Mobitz I (Wenckebach), not Mobitz II, which has a more irregular pattern of dropped beats
B. Atrial flutter: Atrial flutter is a type of arrhythmia characterized by rapid atrial rates (typically around 250-350 beats per minute) with a sawtooth pattern of P-waves. It does not relate to the PR interval, but rather the atrial rhythm.
C. Sinus bradycardia: Sinus bradycardia is characterized by a slower-than-normal heart rate (less than 60 beats per minute), but this does not affect the PR interval directly. A normal PR interval (0.12-0.20 seconds) can still be seen in sinus bradycardia, so the prolonged PR interval in this case makes sinus bradycardia less likely.
D. 1st degree AV block: In 1st degree AV block, the PR interval is consistently prolonged, usually more than 0.20 seconds, but it is still a constant, non-variable delay in the conduction between the atria and ventricles. A PR interval of 0.28 seconds (which is longer than normal but consistent) is characteristic of a first-degree AV block, making it the correct answer.
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