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"The myocardium is the ________ layer of the heart. - CORRECT ANSWER=> thickest" "The size of a normal heart is about the size of your? - CORRECT ANSWER=> fist" "The heart functions as a pump to pump blood to all of the body's _____. - CORRECT ANSWER=> cells" "Blood returns to the heart through - CORRECT ANSWER=> superior and inferior vena cava" "The inferior vena cava brings blood from below the ______. - CORRECT ANSWER=> diaphragm" "The superior vena cava brings blood from the? - CORRECT ANSWER=> head, neck and upper extremities" "___________ _________ is the only vein the carries high oxygen blood; comes from the lungs and returns blood back to the left atrium for eventual circulation to body organs. - CORRECT ANSWER=> pulmonary vein" "The term for a rapid heart beat is _______. - CORRECT ANSWER=> tachycardia"
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"The myocardium is the ________ layer of the heart. - CORRECT ANSWER=> thickest" "The size of a normal heart is about the size of your? - CORRECT ANSWER=> fist" "The heart functions as a pump to pump blood to all of the body's _____. - CORRECT ANSWER=> cells" "Blood returns to the heart through - CORRECT ANSWER=> superior and inferior vena cava" "The inferior vena cava brings blood from below the ______. - CORRECT ANSWER=> diaphragm" "The superior vena cava brings blood from the? - CORRECT ANSWER=> head, neck and upper extremities" "___________ _________ is the only vein the carries high oxygen blood; comes from the lungs and returns blood back to the left atrium for eventual circulation to body organs. - CORRECT ANSWER=> pulmonary vein" "The term for a rapid heart beat is _______. - CORRECT ANSWER=> tachycardia" "What is coronary insufficiency? - CORRECT ANSWER=> The right and left coronary arteries supply blood the heart. Flow is considered insufficient if it cannot meet the needs of the heart." "The purpose of the conduction system is to _______ the heart beat and ______ the cardiac cycle. - CORRECT ANSWER=> initiate regulate"
"________ is an adjective referring to an event or tissue occurring at a place other than its normal location. _______ heart beats are generated from an impulse originating some other lace than the SA node. - CORRECT ANSWER=> ectopic" "The SA node is located on the upper wall of the ??? - CORRECT ANSWER=> right atrium" "The SA node function is to generate the stimulus to make the ?????? - CORRECT ANSWER=> heart beat" "Order of the conduction system? - CORRECT ANSWER=> Sa node, Av node, Av bundle, Left and Right Bundle Branches, Purkinje Fibers" "Once the electrical stimulus is in the purkinje fibers, the ventricles ?????? - CORRECT ANSWER=> contract" "The term for the hear when it is contracting is ??? - CORRECT ANSWER=> systole" "?????? is a non synchronous contraction of muscle tissue, with individual cells firing at their own rate. - CORRECT ANSWER=> fibrillation" "Fibrillation can be isolated to the ????? - CORRECT ANSWER=> atria or ventricles" "Ventricular fibrillation is not compatible with life. A heart rate in fibrillation has been described as looking and feeling like a ???? - CORRECT ANSWER=> bag of worms" "In the heart, when the atria contracts, the blood is ???? into the ventricles - CORRECT ANSWER=> squeezed" "When the heart beats too slow the patient can suffer from ???? - CORRECT ANSWER=> syncope" "The heart is located in the - CORRECT ANSWER=> mediastinum" "The U wave usually appears after the ???? - CORRECT ANSWER=> T wave" "?????? is a condition of inadequate blood flow to a tissue. ?????? to the heart can cause angina, and if present long enough, infraction. - CORRECT ANSWER=> Ischemia is reduced isch (blood) emia"
"The term ????? means the heart rate is below 60 beats per minute. - CORRECT ANSWER=> bradycardia" "• A sinus rhythm can be caused by ??? - CORRECT ANSWER=> changes in breathing" "A flat line associated with death is ?? - CORRECT ANSWER=> asystole" "What type fo circulation goes to the heart's right atrium to the lungs where it is oxygenated and releases built up carbon dioxide. - CORRECT ANSWER=> pulmonary circulation" "If the heart beat fires ectopically its means the stimulus to generate the heart beat does not occur in the ???? - CORRECT ANSWER=> SA node" "????? ???? hold the vales in place. - CORRECT ANSWER=> chordae tendinea" "A heart ??? is the sound of a faulty action when the valves close - CORRECT ANSWER=> murmur" "Ischemia is the ??? - CORRECT ANSWER=> lack of sufficient blood supply to an area of the myocardium" "A patient may feel heart pain due to an ??? - CORRECT ANSWER=> inadequate blood flow to the heart muscle" "An ???? is a myocardial infract that occurs when the myocardial tissue suffers death to the area because of insufficient blood flow. - CORRECT ANSWER=> MI" "One of the major causes of heart failure is untreated ?? - CORRECT ANSWER=> high blood pressure" "Ten electrodes are used for a ??? - CORRECT ANSWER=> 12 lead EKG" "An electrocardiogram is a ??? - CORRECT ANSWER=> recording or tracing of an EKG" "A cardiac cycle is the ???? - CORRECT ANSWER=> beginning of a beat until the beginning of the next beat" "????? represents one entire cardiac cycle. - CORRECT ANSWER=> P-QRS-T"
"What is the difference between atonal and asystole? - CORRECT ANSWER=> Asystole is a flat line while agonal is less than 20 beats per minute." "You calculate the heart rate from an EKG strip by???? - CORRECT ANSWER=> counting the number of complete complexes in 3, or 6 seconds and multiply by 20 or 10" "An artificial pacemaker looks like ????? - CORRECT ANSWER=> a straight, hard vertical line or spike on an EKG." "The apex of the heart is the ????? - CORRECT ANSWER=> pointed bottom end of the heart" "The apex lies on the ???? - CORRECT ANSWER=> diaphragm" "The base of the heart is the ???? - CORRECT ANSWER=> upper border of the heart and is broad in shape." "The blood in the pulmonary veins goes to the ????? - CORRECT ANSWER=> left atrium" "The ?????? ????? encloses the heart. - CORRECT ANSWER=> pericardial sac" "What are things that happen to an artery that contribute to having a heart attack. - CORRECT ANSWER=> -plaque builds up in the arteries, which narrows the artery -A piece of plaque breaks of causing it to bleed and forms a clot -The clot travels along until it comes to an artery that is too narrow for it to pass through -Blood supply is cut on the area causing the area to die. -A heart attack has occurred." "Depolarization is the ???? - CORRECT ANSWER=> contraction phase" "Repolarization is the ???? - CORRECT ANSWER=> relaxation phase" "The base of the heart is located just below the ???? - CORRECT ANSWER=> 2nd rib" "A heart chamber empties the blood during the what phase? - CORRECT ANSWER=> contraction aka systolic" "When the ventricles are in systole phase they are pumping the blood out of the chamber by ??? - CORRECT ANSWER=> contraction"
"????? is virtually synonymous with parasympathetic tone in regards to the heart. Stimulation of the vagus causes a decreased heart rate, which in turn cases a drop in blood pressure. - CORRECT ANSWER=> vagal tone" "A conduction disorder of the heart where electrical pathways other than the AV nodal system connect the atria with the ventricles. This type of disorder can lead to reentrant arrhythmias. - CORRECT ANSWER=> Wolff- Parkinson- White Syndrome" "Which are the atrioventricular valves? - CORRECT ANSWER=> tricuspid mitral/bicuspid" "This is the ability of the of the cardiac pacemaker cells to spontaneously initiate their own electrical impulse without being stimulated from another source. Sites that posses this characteristics are the SA node, AV junction, and the Purkinje fibers. - CORRECT ANSWER=> automaticity" "Also referred to as irritability. This characteristic is shared by all cardiac cells and it is the ability to respond to external stimulus: electrical, chemical, and mechanical. - CORRECT ANSWER=> excitability" "This is the ability of all cardiac cells to receive an electrical stimulus and transmit the stimulus to other cardiac cells. - CORRECT ANSWER=> conductivity" "This is the ability of the cardiac cells to shorten and cause cardiac muscle contraction in response to an electrical stimulus. - CORRECT ANSWER=> contractility" "The vertical axis in an EKG paper measures? - CORRECT ANSWER=> height" "The horizontal axis in an EKG paper measures? - CORRECT ANSWER=> time" "The heart is classified as a ????? - CORRECT ANSWER=> hollow, muscular organ" "What are the three layers of the heart? - CORRECT ANSWER=> endocardium (inner layer) myocardium (middle layer) epicardium (outer layer)" "A lead is ???? - CORRECT ANSWER=> the gel or pad that conducts electricity"
"The cardiac muscle has three stages and can be called different terms. What are they? - CORRECT ANSWER=> 1. Contraction or Systole or Depolarization
"The right and left atria are known as the ________ ________. - CORRECT ANSWER=> receiving chambers" "When blood is on its way from the left atrium to the left ventricle, it goes through the _____ _______. - CORRECT ANSWER=> mitral valve" "The only way to oxygenate the blood is through the ______ and ________ in the lungs. - CORRECT ANSWER=> alveoli capillaries" "The right and left side of the heart is separated by the _______. - CORRECT ANSWER=> septum" "The speed that an EKG is normally run is ________ mm/sec. - CORRECT ANSWER=> 25" "The color of the ground lead is ______. - CORRECT ANSWER=> green" "The approximate diameter of the coronary arteries is ___ inch - CORRECT ANSWER=> 1/8" "Another name for the bicuspid valve is? - CORRECT ANSWER=> mitral valve" "The purpose of the gel on the electrode is it _______ ________. - CORRECT ANSWER=> conducts electricity" "The myocardium will get nourishment from the ______ ______. - CORRECT ANSWER=> coronary arteries" "If the blood supply to the myocardium stops the area that doesn't receive blood supply ________. - CORRECT ANSWER=> dies" “Which of the following waves on an EKG tracing relates to electrical activity in the atria? A. The Q wave B. The T wave C. The P wave D. The R wave - CORRECT ANSWER=> C. The P wave" "Which of these questions is an appropriate way of checking one patient identifier before preforming an EKG test? A. "Is your name George Disher?"
B. "What is your last name, George?" C. "Can you please state your first and last names? D. "Are your initials G.D.?" - CORRECT ANSWER=> C. "Can you please state your first and last names?" "Widened QRS complex on an EKG tracing are signs of... A. Myocardial infarction B. A ventricular dysrhythmia C. An atrial dysrhythmia D. Hypertension - CORRECT ANSWER=> B. A ventricular dysrhythmia" "A patient is nearing the target heart rate during an exercise stress test when he becomes diaphoretic and complains of intense chest pain. Which response from the EKG technician is best? A. Stop the test and alert the doctor immediately. B. Tell your patient to hold on just a bit longer since hitting the target heart rate will provide better information about why he's experiencing chest pain. C. Stop the test and begin CPR immediately. D. Continue the test while administering oxygen. - CORRECT ANSWER=> A. Stop the test and alert the doctor immediately." "Under which of the following circumstances can an EKG technician discuss the details of a patient's EKG treatment? (Choose two correct answers) A. When a patient asks the technician for an interpretation of the EKG right after it is performed. B. When the technician is delivering the completed EKG and the patients chart to the cariologist who ordered the test. C. When a colleague asks for information about a relative's health. D. When the patient's insurance company calls to confirm that an EKG was ordered and conducted. E. When the patient's employer calls to ask if he is fit to continue working. - CORRECT ANSWER=> B. When the technician is delivering the completed EKG and the patients chart to the cariologist who ordered the test. AND D. When the patient's insurance company calls to confirm that an EKG was ordered and conducted." "Which of these sentences demonstrates patient understanding of directions for Holter monitoring?
D. Failure to pace - CORRECT ANSWER=> A. Failure to capture." "Which of the following should patients be advised not to do before an early morning resting EKG? A. Apply lotion or bath oil. B. Eat breakfast. C. Take their usual medications. D. Shower - CORRECT ANSWER=> A. Apply lotion or bath oil." "Which of these series represents the depolarization and repolarization of the ventricles? A. P wave, QRS complex B. QRS complex, T wave, U wave C. QRS complex, T wave D. T wave, U wave, P wave - CORRECT ANSWER=> C. QRS complex, T wave" "What type of stress test is likely to be performed on a patient who does not have use of her legs? A. Exercise stress test B. Nuclear stress test C. Pharmacologic stress test D. Physiologic stress test - CORRECT ANSWER=> C. Pharmacologic stress test" "Narrow and wide are words often used to describe. A. P waves B. QT intervals C. ST segments D. QRS complex - CORRECT ANSWER=> D. QRS complex" "Under which of these circumstances man an EKG technician share her interpretation of an EKG with the patient? A. If the patient confirms that she understands the technician is not a doctor. B. If the patients EKG shows a potentially lethal dysrhythmia. C. If the patients EKG is normal. D. The EKG technician must not share her interpretation with the patient. - CORRECT ANSWER=> D. The EKG technician must not share her interpretation with the patient." "Measuring vital signs includes A. Checking pulse, body temperature, blood temperature, and respirations
B. Checking pulse, body temperature, blood pressure, and pain level C. Checking pulse, blood pressure, oxygen saturation, and pain level D. Checking pulse, regularity of heart rhythm, blood pressure, and oxygen saturation - CORRECT ANSWER=> A. Checking pulse, body temperature, blood temperature, and respirations" "Which electrode is shared by leads I and III? A. LA B. LL C. RA D. RL - CORRECT ANSWER=> A. LA" "A rhythm in which P-P intervals are regular and R-R intervals are regular but there is no clear relationship between the activity of the atria and the ventricles is. A. Ventricles tachycardia B. SA block C. Wandering atrial pacemaker. D. Third-degree heart block - CORRECT ANSWER=> D. Third-degree heart block" "At standard gain calibration mark will measure A. Three large blocks high B. Two large blocks high C. Four large blocks high D. One large blocks high - CORRECT ANSWER=> B. Two large blocks high" "Acceptable locations for the LL and RL electrodes include the following (select two): A. On the soles of the feet B. On the upper thighs C. On the lower torso D. On the knees E. Behind the knees - CORRECT ANSWER=> B. On the upper thighs AND C. On the lower torso" "Before preforming an EKG on a patient under contact precautions the technician should A. Don a full set of PPE B. Don gloves C. Ask the patient to place adhesive bandages over any open wounds. D. Clean the EKG machine and lead wires and disinfectant. - CORRECT ANSWER=> B. Don gloves"
"After leaving the room to give a patient privacy for gowning, the EKG technician knocks and does not hear a response. She enters cautiously and finds that the patient is unconscious, does not have a pulse, and is not breathing. What is the best response? A. Start CPR immediately. B. Go find the Cardiologist. C. Shout for someone to call 911 and then start CPR. D. Get out the automated external defibrillator. - CORRECT ANSWER=> C. Shout for someone to call 911 and then start CPR." "The bottom row in a 12 lead EKG tracing A. Alternates between the bipolar leads B. Alternates between the unipolar leads C. Shows only lead I D. Shows only lead II - CORRECT ANSWER=> D. Shows only lead II" "A QRS complex that measures 4 small boxes wide would be considered? A. Abnormally wide B. Normal C. Narrow D. Wide but within normal range - CORRECT ANSWER=> A. Abnormally wide" "When is the best time to count respirations and record a patient respiratory rate? A. While measuring the patient's Blood pressure. B. Immediately after measuring radial pulse, while still holding the wrist. C. When the patient is in the supine position for the EKG. D. As a final step after recording the EKG. - CORRECT ANSWER=> B. Immediately after measuring radial pulse, while still holding the wrist." "Which of the following would need to be reported to a doctor right away? A. A patient with a pacemaker set to fire at 70 BPM has a pulse of 75 BPM. B. A patients QRS intervals regularly measure 0.12 seconds. C. A patient's EKG shows a sinus arrest period of four seconds. D. A patient's EKG shows a three-millimeter elevation of the ST segment. - CORRECT ANSWER=> D. A patient's EKG shows a three-millimeter elevation of the ST segment." "Which of these measures can help reduce artifact during ambulatory monitoring? A. Suggesting that the patient wear tight fitting clothes. B. Ensuring that the lead wires are pulled taut.
C. Lopping the lead wires and securing them with tape D. Wrapping the lead wires around to the patients back and taking them there. - CORRECT ANSWER=> C. Lopping the lead wires and securing them with tape" "A blood pressure reading of 145/80 is considered. A. Hypertensive B. Prehypertensive C. Hypotensive D. Potentially lethal - CORRECT ANSWER=> A. Hypertensive" "When a patient's EKG tracing shows distinct spikes before widened QRS complexes this is a sign A. That the patient requires immediate emergency treatment B. That the patient has an artificial pacemaker pacing the ventricles C. That the patient has an artificial pacemaker pacing the atria D. That the patient's pacemaker is not functioning properly. - CORRECT ANSWER=> B. That the patient has an artificial pacemaker pacing the ventricles" "Which of these questions relates to a patient's medical history? A. "Has anyone in your family ever had heart disease?" B. "Are you now or were you ever a smoker?" C. "How many alcoholic beverages do you drink per week, on average?" D. "Have you ever had surgery of any kind?" - CORRECT ANSWER=> D. "Have you ever had surgery of any kind?"" "The best approach for preforming an EKG on a frightened toddler is to A. Explain to the child how the EKG machine works. B. Assure the child it does not hurt and allow him to stay in his parent's arms. C. Preform an EKG on the parent first so he can see it is harmless. D. Ask the doctor to come in and assist. - CORRECT ANSWER=> B. Assure the child it does not hurt and allow him to stay in his parent's arms." "What should an EKG technician do before uploading a patient's EKG to the patients EHR? A. Call the medical records office to make sure they are ready to receive it. B. Confirm that the EKG is free of artifact and that the EHR correctly matches the identity of the patient. C. Discuss any potentially dangerous rhythms with the patients.
B. Purkinje fibers, bundle branches, bundle of His, Av node, SA node C. SA node, AV node, Bundle of His, bundle branches, Purkinje fibers D. Bundle of His, bundle branches, Purkinje fibers, SA node, AV node - CORRECT ANSWER=> C. SA node, AV node, Bundle of His, bundle branches, Purkinje fibers" "When preparing a patient for an upcoming stress test, which of these statements would be most appropriate? A. "it doesn't matter what you wear because we will provide a hospital gown and footwear." B. "You should not eat or drink anything starting 24 hours before the test." C. "If you are a smoker, you will be given a chance to smoke before the test begins but cannot smoke during the test." D. "After the test you will need to avoid exertion." - CORRECT ANSWER=> D. "After the test you will need to avoid exertion.""