Medical Assistant Review NCCT Exam Questions And Answers With 100% Correct Answers

Medical Assistant Review NCCT Exam Questions And Answers With 100% Correct Answers The human heart consists of _ valves - answer4 Sac surrounding the heart is - answerPericardium The innermost layer of the heart is - answerEndocardium The outermost layer of the heart - answerEpicardium The middle layer of the heart is - answerMyocardium The muscular layer of the heart is - answerMyocardium Which of the following are bipolar leads - answerLead I, III, III Which are the following are unipolar leads - answeraVR, aVL, and aVF Which of the following are precordial leads - answerV1-V6 Placement of V1 electrode in a 12 lead EKG would be - answer4th intercostal space to right of the sternum Placement of V2 electrode in a 12 lead EKG would be - answer4th intercostal space to left of the sternum Placement of V3 electrode in a 12 lead EKG would be - answerBetween V2 and V4 P wave morphology can be best described by - answerThe first wave seen T wave morphology can be best described by - answerThe rounded upright wave following the QRS PR interval morphology can be best described by - answerDistance between beginning of P wave and beginning of QRS QT interval morphology can be best described by - answerMeasured from beginning of QRS to end of T wave U wave morphology can be best described by - answerSmall rounded, upright wave following T wave Placement of V4 electrode in a 12 lead EKG would be - answer5th intercostal space at the left midclavicular line Placement of V5 electrode in a 12 lead EKG would be - answer5th intercostal space at the left anterior axillary line Place of the V6 electrode in a 12 lead EKG would be - answer5th intercostal space at the left mid axillary line QRS complex morphology can be best described by - answerDeflections of 3 waves followed by the P wave ST segment morphology can be best described by - answerDistance between S wave and the beginning of the T wave What is a cardiac cycle - answerSequence of the event in 1 heart beat. Blood is pumped through the entire cardiovascular system. A systole can be identified as the - answerContraction phase Stroke volume can be described as - answerAmount of blood ejected from either ventricle in a single contraction A diastole can be identified as the - answerRelaxation phase Which of the following options best describes the cardiac output - answerAmount of blood pumped through the cardiovascular system in 1 minute Which of the following is a property of a cardiac cell - answerAutomaticity, Excitability, Conductivity Heart is located in the - answerMediastinum Ventricle are the - answerLower chambers of the heart Which of the following is not a commonly seen wave on an EKG tracing - answerU wave The ability of the heart to create its own electrical impulse would be termed - answerAutomaticity Which of the following options best described de-oxygenated blood - answerBlood having no oxygen Which of the following option best describe oxygenated blood - answerBlood having oxygen Range for normal heart beat would be between - answer60-100 Bradycardia can be described as - answerSlow heart rate Tachycardia can be described as - answerFast heart rate Which of the following is the most important step in performing an EKG - answerIdentify the patient Which of the following is the correct statement - answer1 big square equal 5 small squares Which of the following is the correct statement - answer1 small square = 0.04 sec A 0.20 sec on an EKG tracing is equal to - answer1 big square Which of the following describes heart rate - answerThe number of times the heart beats per minute Most common way for assessing a regular rhythm on a EKG tracing would be to count - answerThe number of large boxes betw