Match each physiological sign with the blood vessel disorder it describes.
Answer options may be used more than once or not at all. Select your answers from the
pull-down list.
Air bubble in the artery or vein
Bulging sac of blood in artery
A clot of blood in artery
Aneurysm
Correct Answer : A,B,C
a. Air bubble in the artery or vein- thromboembolism (air embolism, occurs when air
enters the bloodstream and blocks blood flow to vital organs. It can be caused by
trauma, surgery, injection, or diving)
b. Bulging sac of blood in an artery- aneurysm (it occurs when a weak spot in an artery
wall balloons out and fills with blood. It can be caused by high blood pressure,
atherosclerosis, infection, or genetic factors)
c. Clot of blood in an artery- thrombus (arterial thrombosis, which occurs when a blood
clot forms in an artery and blocks blood flow to tissues or organs. It can be caused by
atherosclerosis, injury, inflammation, or hypercoagulable states)
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Correct. Checking the pH of the gastric aspirate is the most reliable method to verify the correct placement of the NG tube. Gastric aspirate typically has an acidic pH (pH < 5), indicating that the tube is in the stomach.
B. Observing the color of the gastric aspirate after adding blue dye to the formula is not a standard or recommended method for verifying NG tube placement.
C. Auscultating over the epigastrium may help to identify the presence of air in the stomach, but it does not confirm that the NG tube is correctly placed in the stomach or the intestines.
D. Measuring the length of the inserted NG tube can help determine the distance from the nose to the stomach, but it does not ensure correct placement in the stomach.
Correct Answer is C
Explanation
Barrett's esophagus is a condition in which the normal squamous epithelium of the esophagus is replaced by columnar epithelium due to chronic acid reflux. This can increase the risk of esophageal cancer and cause symptoms such as dysphagia, odynophagia, and a sensation of a lump in the throat.

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