DAANCE Practice Exam Questions and Answers Proven 100%

DAANCE Practice Exam Questions and Answers Proven 100% The "T" wave on an ECG tracing is evidence of what change in polarization? - Repolarization of the ventricles What anatomical structure located at the top of the larynx closes the airway and prevents foreign bodies from entering the trachea? - The epiglottis Which structure is most likely to cause obstruction of the airway when an anesthetized patient is lying in a supine position? - The tongue What is the "supine" position? - Pt laying face up What is the "fowlers" position? - Pt is sitting straight up or leaning slightly back What is the "trendelenberg" position? - Pt's head is slightly lower than their feet Blood is pumped to the lungs from the heart through which vessel? - pulmonary artery What is the normal sequence for the flow of blood through the heart and lungs? - Right atrium, right ventricle, pulmonary artery, lungs, pulmonary vein, left atrium, left ventricle, aorta The small sac like structures located at the end of the respiratory tract in which oxygen and carbon dioxide are exchanged are called? - Aveoli Which structure may be involved in a pt who has an upper respiratory infection? - nose, sinuses, and pharynx What is the soft tissue valve that covers the larynx and allows food to enter the esophagus? - Epiglottis An artery located in the neck that is readily palpated when looking for a patients pulse is? - common carotid Which part of the eye loses its reflex action first during the induction of anesthesia? - The eyelid What is hypoxia? - Lack of oxygen What is Addisons disease? - hyposecretion of glucocorticoids What type of medication do pt's with Addisons disease take? - Cortisone daily What is hyperglycemia? - An insufficient supply of insulin which is produced in the pancreas, prevents the body's cells from metabolizing carbohydrates properly. What is "Type 1 diabetes"? - Insulin dependent What is "type 2 diabetes?" - non-insulin diabetes A pt with history of transient ischemic attacks (TIA's) has had temporary lessening of? - Blood supply to the brain Ischemic heart disease is a result of? - decreased blood flow in the coronary arteries The main purpose of the review of systems is to obtain a careful evaluation of the pt's? - Medical history A pt who has renal disease would be expected to have difficulty with? - drug excretion Medical history is not used to document ? - The socioeconomic status of the pt. Congestive failure does not result in? - bronchospasm Normal blood oxygen saturation in an ASA class I pt ranges from? - 95%-100% Why are diabetic pt's at risk for oral and maxillofacial surgery? - Pt's are subject to postoperative infections. A pt who has had a myocardial infarction should wait how many months before having elective surgery? - 6 months What is midazolam? - Versed What is glycopyrrolate? - Robinul What does robinul do? - Dry mouth What type of drug is "diazepam"? - Anxiolytics (dissolving anxiety) What is another word for "diazepam"? - Valium What is another word for "midazolam"? - Versed What is the main difference between valium and versed? - Versed is faster acting and water soluble, making it less irritating to the veins. What is a narcotic? - Used to provide systemic pain control What is fentanyl (Sublimaze) - A narcotic, Much more potent than demerol or morphine What is diphenhydramine? - Benadryl What is another word for "Dexamethasone"? - Decadron What type of medication is decadron? - A steroid What is another name for "Odanestron?" - Zofran What does "odanestron" do? - Helps with perioperative nausea What does decardon help with? - The prevention of swelling