ASPT EKG CERTIFICATION EXAMINATION STUDY GUIDE SOLVED CORRECTLY TO SCORE A+

What is the only vein that carries high oxygenated blood? - Answer-Pulmonary vein What shows the relaxation of the ventricles on the EKG? - Answer-T Wave What is a condition when the heart cannot meet the demands of the body? - Answer-Congestive Heart Failure Where are the 4 heart valves located (the innermost layer of the heart)? - Answer-endocardium What usually occurs when a patient has a very low potassium (K+)? - Answer-U wave What shows up on the EKG paper when the ventricles contract? - Answer-QRS complex What checks the voltage that the EKG machine instrument is using? - Answer-Standardization Which valves does blood go through to go out of the heart? - Answer-the pulmonic valves and aortic valves (semilunar valves) As blood returns to the heart from the body it enters into which chamber? - Answer-right atrium Where does the Superior Vena Cava get its blood from? - Answer-head, neck and upper extremities What are the two entrance valves of the heart, where blood goes through after it enters the heart? - Answer-tricuspid and mitral valve What are the pulmonic and aortic valves? - Answer-Semilunar valvesWhat is the fibrous outer fluid filled layer that covers the heart and separates it from the contents in the chest cavity? - Answer-Pericardium What records the electrical impulses of the cardiac cycle? - Answer-EKG What shows the contraction of the atrium on the EKG? - Answer-P Wave What shows the contraction of the ventricles on the EKG? - Answer-QRS Complex What is a wave that is not always seen but represents possible low potassium? - Answer-U Wave What are the right and left atria known as? - Answer-receiving chambers What is the valve between the left atrium and left ventricle? - Answer-bicuspid (mitral) valve What is the only way to oxygenate the blood? - Answer-through the alveoli and capillaries in the lungs What separates the right and left side of the heart? - Answer-septum What is the normal speed for an EKG to run? - Answer-25mm/sec What is the color of the ground lead? - Answer-green What is the approximate diameter of the coronary arteries? - Answer-1/8 inch What is another name for the bicuspid valve? - Answer-mitral valve What is the purpose of the gel on the electrode? - Answer-it conducts electricity