{"id":63709,"date":"2024-12-10T09:49:58","date_gmt":"2024-12-10T04:19:58","guid":{"rendered":"https:\/\/johnsonfrancis.org\/professional\/?p=63709"},"modified":"2024-12-10T09:50:01","modified_gmt":"2024-12-10T04:20:01","slug":"cardiology-mcq-echo-basics-2","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/professional\/cardiology-mcq-echo-basics-2\/","title":{"rendered":"Cardiology MCQ: Echo Basics"},"content":{"rendered":"<iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/MpXcBMNaNLE?si=x7uaS1w61UemnFcl\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n\n<p class=\"wp-block-paragraph\">Speed of ultrasound in body tissues is around:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. 20,000 meters per second<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. 1500 meters per second<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. 340 meters per second<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. 10,000 meters per second<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Correct answer: B. 1500 meters per second<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Speed of ultrasound is almost that in water, though there is some difference between various tissues. Reflections of ultrasound occur at interfaces between tissues and between blood and tissues, due to the difference in velocity. Velocity of ultrasound and the time taken for the reflection is used to calculate the distance of the structure from the transducer. Ultrasound image is the result of multiple spots of echo received by the transducer merged into an image depending of the time delay into an image by the ultrasound machine. Image along a single line is M-Mode while there are higher modes of two and three dimensional imaging. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Reference: Braunwald&#8217;s Heart Disease, 12th Edition, Page 197<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Speed of ultrasound in body tissues is around: A. 20,000 meters per second B. 1500 meters per second C. 340 meters per second D. 10,000 meters per second Correct answer: B. 1500 meters per second Speed of ultrasound is almost that in water, though there is some difference between various tissues. Reflections of ultrasound occur [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":63711,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","footnotes":""},"categories":[9],"tags":[],"class_list":["post-63709","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cardiology MCQ: Echo Basics - 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\/cardiology-mcq-echo-basics-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cardiology MCQ: Echo Basics - All About Cardiovascular System and Disorders\" \/>\n<meta property=\"og:description\" content=\"Speed of ultrasound in body tissues is around: A. 20,000 meters per second B. 1500 meters per second C. 340 meters per second D. 10,000 meters per second Correct answer: B. 1500 meters per second Speed of ultrasound is almost that in water, though there is some difference between various tissues. 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