{"id":67924,"date":"2026-10-22T12:25:46","date_gmt":"2026-10-22T06:55:46","guid":{"rendered":"https:\/\/johnsonfrancis.org\/professional\/?p=67924"},"modified":"2026-10-22T12:32:33","modified_gmt":"2026-10-22T07:02:33","slug":"new-series-of-interactive-cardiology-mcqs-1","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/new-series-of-interactive-cardiology-mcqs-1\/","title":{"rendered":"New Series of Interactive Cardiology MCQs 1"},"content":{"rendered":"\n<!-- \n  INSTRUCTIONS FOR WORDPRESS:\n  1. In your WordPress editor (Gutenberg), add a new \"Custom HTML\" block.\n  2. Copy everything from line 1 to the end of this file.\n  3. Paste it into the Custom HTML block.\n  4. Preview or Publish the post to see the interactive MCQs in action.\n-->\n\n<!-- Load Tailwind CSS safely for WordPress (disables global resets so your theme doesn't break) -->\n<script src=\"https:\/\/cdn.tailwindcss.com\"><\/script>\n<script>\n  tailwind.config = {\n    corePlugins: {\n      preflight: false, \/\/ Important: prevents Tailwind from overriding your WP theme's base styles\n    }\n  }\n<\/script>\n\n<div class=\"mcq-widget-container max-w-3xl mx-auto p-4 font-sans text-base text-gray-800\">\n    \n    <!-- MCQ 1 -->\n    <div class=\"mcq-item bg-white border border-gray-200 rounded-xl shadow-sm hover:shadow-md transition-shadow duration-300 p-6 mb-6\">\n        <h3 class=\"text-lg font-bold text-gray-900 mb-4 pb-2 border-b border-gray-100\">\n            1. Which of the following ECG changes is most indicative of an acute inferior myocardial infarction?\n        <\/h3>\n        <ul class=\"space-y-2 mb-5 list-none pl-0\">\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">A) ST elevation in leads V1, V2, and V3<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">B) ST elevation in leads II, III, and aVF<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">C) ST elevation in leads I, aVL, V5, and V6<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">D) Peaked T waves in leads V2 to V4<\/li>\n        <\/ul>\n        <button class=\"toggle-answer-btn bg-[#2271b1] text-white font-semibold py-2 px-5 rounded-md hover:bg-[#135e96] transition-colors focus:outline-none focus:ring-2 focus:ring-[#2271b1] focus:ring-offset-2\">\n            View Answer\n        <\/button>\n        <div class=\"answer-container hidden mt-5 p-5 bg-green-50 border-l-4 border-green-500 rounded-r-lg\">\n            <p class=\"font-bold text-green-900 mb-2\">Correct Answer: B) ST elevation in leads II, III, and aVF<\/p>\n            <p class=\"text-green-800 text-sm leading-relaxed\">\n                <strong>Explanation:<\/strong> Leads II, III, and aVF look at the inferior wall of the left ventricle, which is typically supplied by the right coronary artery (RCA). ST segment elevation in these specific leads is the hallmark sign of an acute inferior myocardial infarction.\n            <\/p>\n        <\/div>\n    <\/div>\n\n    <!-- MCQ 2 -->\n    <div class=\"mcq-item bg-white border border-gray-200 rounded-xl shadow-sm hover:shadow-md transition-shadow duration-300 p-6 mb-6\">\n        <h3 class=\"text-lg font-bold text-gray-900 mb-4 pb-2 border-b border-gray-100\">\n            2. What is the most common cause of right-sided heart failure?\n        <\/h3>\n        <ul class=\"space-y-2 mb-5 list-none pl-0\">\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">A) Cor pulmonale<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">B) Tricuspid valve regurgitation<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">C) Left-sided heart failure<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">D) Pulmonary embolism<\/li>\n        <\/ul>\n        <button class=\"toggle-answer-btn bg-[#2271b1] text-white font-semibold py-2 px-5 rounded-md hover:bg-[#135e96] transition-colors focus:outline-none focus:ring-2 focus:ring-[#2271b1] focus:ring-offset-2\">\n            View Answer\n        <\/button>\n        <div class=\"answer-container hidden mt-5 p-5 bg-green-50 border-l-4 border-green-500 rounded-r-lg\">\n            <p class=\"font-bold text-green-900 mb-2\">Correct Answer: C) Left-sided heart failure<\/p>\n            <p class=\"text-green-800 text-sm leading-relaxed\">\n                <strong>Explanation:<\/strong> While primary pulmonary conditions (cor pulmonale) can cause right heart failure, the most common overall cause of right-sided heart failure is secondary to left-sided heart failure. The failing left ventricle increases pressure in the pulmonary circulation, which eventually overloads and damages the right ventricle.\n            <\/p>\n        <\/div>\n    <\/div>\n\n    <!-- MCQ 3 -->\n    <div class=\"mcq-item bg-white border border-gray-200 rounded-xl shadow-sm hover:shadow-md transition-shadow duration-300 p-6 mb-6\">\n        <h3 class=\"text-lg font-bold text-gray-900 mb-4 pb-2 border-b border-gray-100\">\n            3. Which of the following ECG findings is pathognomonic for Wolff-Parkinson-White (WPW) syndrome?\n        <\/h3>\n        <ul class=\"space-y-2 mb-5 list-none pl-0\">\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">A) Prolonged PR interval with dropped beats<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">B) Delta wave (slurred upstroke of the QRS complex)<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">C) U waves<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">D) Diffuse PR segment depression<\/li>\n        <\/ul>\n        <button class=\"toggle-answer-btn bg-[#2271b1] text-white font-semibold py-2 px-5 rounded-md hover:bg-[#135e96] transition-colors focus:outline-none focus:ring-2 focus:ring-[#2271b1] focus:ring-offset-2\">\n            View Answer\n        <\/button>\n        <div class=\"answer-container hidden mt-5 p-5 bg-green-50 border-l-4 border-green-500 rounded-r-lg\">\n            <p class=\"font-bold text-green-900 mb-2\">Correct Answer: B) Delta wave<\/p>\n            <p class=\"text-green-800 text-sm leading-relaxed\">\n                <strong>Explanation:<\/strong> A delta wave\u2014a slurred upstroke on the QRS complex\u2014along with a shortened PR interval, is characteristic of WPW syndrome. It occurs because an accessory electrical pathway (Bundle of Kent) bypasses the AV node, causing early activation (pre-excitation) of the ventricles.\n            <\/p>\n        <\/div>\n    <\/div>\n\n    <!-- MCQ 4 -->\n    <div class=\"mcq-item bg-white border border-gray-200 rounded-xl shadow-sm hover:shadow-md transition-shadow duration-300 p-6 mb-6\">\n        <h3 class=\"text-lg font-bold text-gray-900 mb-4 pb-2 border-b border-gray-100\">\n            4. What is the standard first-line reversal agent for patients experiencing severe bleeding while on Warfarin?\n        <\/h3>\n        <ul class=\"space-y-2 mb-5 list-none pl-0\">\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">A) Protamine sulfate<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">B) Idarucizumab<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">C) Prothrombin Complex Concentrate (PCC) and Vitamin K<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">D) Desmopressin (DDAVP)<\/li>\n        <\/ul>\n        <button class=\"toggle-answer-btn bg-[#2271b1] text-white font-semibold py-2 px-5 rounded-md hover:bg-[#135e96] transition-colors focus:outline-none focus:ring-2 focus:ring-[#2271b1] focus:ring-offset-2\">\n            View Answer\n        <\/button>\n        <div class=\"answer-container hidden mt-5 p-5 bg-green-50 border-l-4 border-green-500 rounded-r-lg\">\n            <p class=\"font-bold text-green-900 mb-2\">Correct Answer: C) Prothrombin Complex Concentrate (PCC) and Vitamin K<\/p>\n            <p class=\"text-green-800 text-sm leading-relaxed\">\n                <strong>Explanation:<\/strong> In cases of severe, life-threatening bleeding associated with Warfarin (a Vitamin K antagonist), immediate reversal is achieved using Prothrombin Complex Concentrate (PCC), which provides rapid replacement of clotting factors II, VII, IX, and X. IV Vitamin K is administered concurrently for sustained reversal. Protamine is the reversal agent for heparin.\n            <\/p>\n        <\/div>\n    <\/div>\n\n    <!-- MCQ 5 -->\n    <div class=\"mcq-item bg-white border border-gray-200 rounded-xl shadow-sm hover:shadow-md transition-shadow duration-300 p-6 mb-6\">\n        <h3 class=\"text-lg font-bold text-gray-900 mb-4 pb-2 border-b border-gray-100\">\n            5. In a normal adult resting ECG, what is the standard duration of a normal PR interval?\n        <\/h3>\n        <ul class=\"space-y-2 mb-5 list-none pl-0\">\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">A) 0.04 to 0.10 seconds<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">B) 0.12 to 0.20 seconds<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">C) 0.20 to 0.24 seconds<\/li>\n            <li class=\"p-3 bg-gray-50 border border-gray-100 rounded-lg\">D) 0.35 to 0.44 seconds<\/li>\n        <\/ul>\n        <button class=\"toggle-answer-btn bg-[#2271b1] text-white font-semibold py-2 px-5 rounded-md hover:bg-[#135e96] transition-colors focus:outline-none focus:ring-2 focus:ring-[#2271b1] focus:ring-offset-2\">\n            View Answer\n        <\/button>\n        <div class=\"answer-container hidden mt-5 p-5 bg-green-50 border-l-4 border-green-500 rounded-r-lg\">\n            <p class=\"font-bold text-green-900 mb-2\">Correct Answer: B) 0.12 to 0.20 seconds<\/p>\n            <p class=\"text-green-800 text-sm leading-relaxed\">\n                <strong>Explanation:<\/strong> The normal PR interval, which represents the time it takes for an electrical impulse to travel from the SA node, through the AV node, and into the ventricles, is between 0.12 and 0.20 seconds (3 to 5 small squares on standard ECG paper). A prolonged PR interval (>0.20s) indicates first-degree AV block.\n            <\/p>\n        <\/div>\n    <\/div>\n\n<\/div>\n\n<!-- Vanilla JavaScript for interactions (No jQuery needed, works perfectly in WordPress) -->\n<script>\n    document.addEventListener(\"DOMContentLoaded\", function() {\n        \/\/ Select all the toggle buttons\n        const toggleButtons = document.querySelectorAll('.toggle-answer-btn');\n\n        toggleButtons.forEach(function(button) {\n            button.addEventListener('click', function() {\n                \/\/ Find the answer container directly succeeding the button\n                const answerContainer = this.nextElementSibling;\n                \n                \/\/ Toggle the 'hidden' class to show\/hide the answer\n                if (answerContainer.classList.contains('hidden')) {\n                    answerContainer.classList.remove('hidden');\n                    \/\/ Add a smooth slide down effect via changing classes (optional refinement)\n                    answerContainer.classList.add('block');\n                    this.textContent = 'Hide Answer';\n                    this.classList.replace('bg-[#2271b1]', 'bg-gray-600');\n                    this.classList.replace('hover:bg-[#135e96]', 'hover:bg-gray-700');\n                    this.classList.replace('focus:ring-[#2271b1]', 'focus:ring-gray-600');\n                } else {\n                    answerContainer.classList.add('hidden');\n                    answerContainer.classList.remove('block');\n                    this.textContent = 'View Answer';\n                    this.classList.replace('bg-gray-600', 'bg-[#2271b1]');\n                    this.classList.replace('hover:bg-gray-700', 'hover:bg-[#135e96]');\n                    this.classList.replace('focus:ring-gray-600', 'focus:ring-[#2271b1]');\n                }\n            });\n        });\n    });\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>1. Which of the following ECG changes is most indicative of an acute inferior myocardial infarction? A) ST elevation in leads V1, V2, and V3 B) ST elevation in leads II, III, and aVF C) ST elevation in leads I, aVL, V5, and V6 D) Peaked T waves in leads V2 to V4 View Answer [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":67927,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[3,9],"tags":[],"class_list":["post-67924","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cardiology-mcq","category-general"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>New Series of Interactive Cardiology MCQs 1 - All About Cardiovascular System and Disorders<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/johnsonfrancis.org\/professional\/new-series-of-interactive-cardiology-mcqs-1\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"New Series of Interactive Cardiology MCQs 1 - All About Cardiovascular System and Disorders\" \/>\n<meta property=\"og:description\" content=\"1. Which of the following ECG changes is most indicative of an acute inferior myocardial infarction? 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