Which of the following coronary arteries supplies oxygenated blood to the SA node and AV node in the majority of the population?
A) Right coronary artery
B) Left circumflex artery
C) Left anterior descending
D) Left main coronary artery
A
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A client admitted with a long history of alcohol abuse is at risk to go through withdrawal and suffer delirium tremens (DTs). The nurse knows to assess the client for:
A) lethargy and fine tremors. B) fever, diaphoresis, and hyperactivity. C) grand mal seizures. D) confusion, delusions, and hallucinations.
A patient with hyperthyroidism is in the hospital waiting for surgery to remove the thyroid gland. This patient has all of the following conditions. For which condition does the nurse notify the prescriber immediately?
a. High level of anxiety about having surgery on the neck b. Temperature increase of 2? F c. Pulse pressure decrease of 10 mm Hg d. Increased bowel sounds and flatulence
The nurse is caring for a premature infant with respiratory distress syndrome (RDS). The nurse is preparing to administer surfactant to the infant. By which route would the nurse administer the surfactant to achieve the desired response?
The drug would be given a. intravenously to reduce the risk of alveolar collapse. b. by inhalation to promote bronchodilation of the lungs. c. intrathecally to prevent hyperventilation. d. by intratracheal instillation to lower surface tension in the lungs.
__________ are small pinpoint areas of bleeding in the skin and deeper tissues resulting from leakage of blood through minute defects in the capillary endothelium
A. Platelets B. Petechiae C. Pseudopods D. Phospholipids