ECG detail explanation by akki sir FOR NORCET RRB ALL NURSING EXAM- LIVE FROM OFFLINE CLASS PART-2 скачать в хорошем качестве

ECG detail explanation by akki sir FOR NORCET RRB ALL NURSING EXAM- LIVE FROM OFFLINE CLASS PART-2

Welcome to JINC E-NURSING – India’s Leading Nursing YouTube Channel! 🌟 FNO#BestNursingCoachingInIndia#NursingCoachinginIndai#NorcetNursingCoachinginRajasthan#Aiimsnorcet#Cho#Dsssb#Nimhans#Esic#Rrb#Dhs#Dmer#Sgpgi#RmlNursingOfficer#NursingOfficerExam#NursingOfficerCoaching#NursingOfficerPreparation#NursingOfficerAspirant#StaffNurseExam#NursingCompetitiveExam#NursingExamPrep#AIIMSNursingOfficer#ESICNursingOfficer#RRBNursingExam#StatePSCStaffNurse#NORCET#NursingOfficerRecruitment#NursingStudents#NursingLife#NursingCareer#FutureNurse#StudyMotivation#ExamPreparation#NursingCoaching#NursingClasses#OnlineNursingCoaching#NursingOfficerCoachingCenter#NursingOfficerCoachingOnline #bestnursingcoachinginindia #leadingcoachinginindia #premiumnursingcoachinginindia #bestnursingcoachinginrajasthan #jinc nursing coaching jodhpur offline classes #psychiatric nursing online classes jinc #akki sir motivational video #norcet classes by akki sir #pediatric nursing by jinc #norcet community health nursing #community health nursing class jinc The video, "ECG detail explanation by akki sir," provides a comprehensive explanation of electrocardiography (ECG), starting with its basic definition and moving into the detailed placement of electrodes and interpretation of the ECG graph. Here's a breakdown of the key topics covered: Introduction to ECG/EKG (0:13): The speaker defines ECG as "Electrocardiogram" and EKG as "Electrocardiography." He clarifies that "gram" refers to the technique of finding the heart's electrical activity, while "graphy" is the process of recording it on paper. ECG is described as a non-invasive diagnostic tool conducted outside the body, like CT scans, MRIs, or X-rays. Limb Leads (22:04): The video explains the concept of bipolar and unipolar leads. Bipolar leads reflect the relationship between two axes. There are six limb leads: Lead I, Lead II, Lead III, aVR, aVL, and aVF. Electrode Placement (40:00): The placement of limb leads is explained in detail, following the American Heart Association System: Right Arm (White) (40:39): Placed on the wrist or above the elbow. Left Arm (Black) (41:52): Placed on the wrist or above the elbow. Right Leg (Green) (43:08): Placed between the knee and ankle, acting as a neutral electrode. Left Leg (Red) (44:17): Placed between the knee and ankle. Chest Leads (1:00:40): The video details the placement of six chest leads (V1-V6) by identifying anatomical landmarks like the sternum, manubrium, clavicle, and intercostal spaces: V1 (Red) (1:06:49): Placed on the right side of the sternum in the fourth intercostal space. V2 (1:07:52): Placed on the left side of the sternum in the fourth intercostal space. V4 (1:08:41): Placed on the left side of the sternum, at the mid-clavicular line, in the fifth intercostal space. V3 (1:12:01): Placed between V2 and V4, avoiding bony prominences. V5 (1:12:55): Placed on the left side of the sternum, at the anterior axillary line, in the fifth intercostal space. V6 (1:14:32): Placed on the left side of the sternum, at the mid-axillary line, in the fifth intercostal space. ECG Graph Paper Interpretation (1:22:32): The speaker explains how to read an ECG graph: Small Box Duration (1:22:51): Each small square represents 0.04 seconds horizontally and 0.1 millivolts vertically. Large Box Duration (1:29:32): Each large square (composed of five small boxes) represents 5 mm. Machine Speed (1:30:50): Normal ECG machines run at 25 mm per second, meaning five large boxes are covered in one second. Normal ECG Waves and Segments (1:38:44): The video introduces the components of a normal ECG tracing: P wave (1:38:54): Reflects atrial depolarization (contraction). Abnormalities can indicate atrial enlargement, such as "Himalayan P wave" in right atrial enlargement or "M-shaped P wave" in left atrial enlargement. PR interval (2:11:08): Represents the time taken for an impulse to travel from the atria through the AV node, Bundle of His, to the Purkinje fibers. A normal PR interval is between 0.12 to 0.20 seconds (3 to 5 small boxes). An abnormal PR interval (greater than 0.20 seconds) can indicate a first-degree AV block. Depolarization and Repolarization (1:46:53): The terms "depolarization" (contraction) and "repolarization" (relaxation) are clarified in the context of atrial and ventricular activity.