DAANCE PRACTICE TEST EXAM
2023/2024
The "T" wave on an ECG tracing is evidence of what change in polarization? -
CORRECT ANSWER-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?...
DAANCE PRACTICE TEST EXAM 2023/2024 The "T" wave on an ECG tracing is evidence of what change in polarization? - CORRECT ANSWER -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? - CORRECT ANSWER -The epiglottis Which structure is most likely to cause obstruction of the airway when an anesthetized patient is lying in a supine position? - CORRECT ANSWER -The tongue What is the "supine" position? - CORRECT ANSWER -Pt laying face up What is the "fowlers" position? - CORRECT ANSWER -Pt is sitting straight up or leaning slightly back What is the "trendelenberg" position? - CORRECT ANSWER -Pt's head is slightly lower than their feet Blood is pumped to the lungs from the heart through which vessel? - CORRECT ANSWER -pulmonary artery What is the normal sequence for the flow of blood throu gh the heart and lungs? - CORRECT ANSWER -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 dioxid e are exchanged are called? - CORRECT ANSWER -Aveoli Which structure may be involved in a pt who has an upper respiratory infection? - CORRECT ANSWER -nose, sinuses, and pharynx What is the soft tissue valve that covers the larynx and allows food to enter the esophagus? - CORRECT ANSWER -Epiglottis An artery located in the neck that is readily palpated when looking for a patients pulse is? - CORRECT ANSWER -common carotid Which part of the eye loses its reflex action first during the induction of anesthesia ? - CORRECT ANSWER -The eyelid What is hypoxia? - CORRECT ANSWER -Lack of oxygen What is Addisons disease? - CORRECT ANSWER -hyposecretion of glucocorticoids What type of medication do pt's with Addisons disease take? - CORRECT ANSWER -
Cortisone daily What is hyperglycemia? - CORRECT ANSWER -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"? - CORRECT ANSWER -Insulin dependent What is "type 2 dia betes?" - CORRECT ANSWER -non-insulin diabetes A pt with history of transient ischemic attacks (TIA's) has had temporary lessening of? - CORRECT ANSWER -Blood supply to the brain Ischemic heart disease is a result of? - CORRECT ANSWER -decreased blood flow in the coronary arteries The main purpose of t he review of systems is to obtain a careful evaluation of the pt's? - CORRECT ANSWER -Medical history A pt who has renal disease would be expected to have difficulty with? - CORRECT ANSWER -drug excretion Medical history is not used to document ? - CORRECT ANSWER -The socioeconomic status of the pt. Congestive failure does not result in? - CORRECT ANSWER -bronchospasm Normal blood oxygen saturation in an ASA class I pt ranges from? - CORRECT ANSWER -95%-100% Why are diabetic pt's at risk for oral and maxill ofacial surgery? - CORRECT ANSWER -
Pt's are subject to postoperative infections. A pt who has had a myocardial infarction should wait how many months before having elective surgery? - CORRECT ANSWER -6 months What is midazolam? - CORRECT ANSWER -Versed What is glycopyrrolate? - CORRECT ANSWER -Robinul What does robinul do? - CORRECT ANSWER -Dry mouth
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