Biology, asked by vishwacharan45, 1 year ago

what is mean by cardiac muscles

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Answered by ChandaShekarReddy

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Answered by singhmohit097937

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Cardiac muscle (also called heart muscle or myocardium) is one of three types of vertebrate muscles, with the other two being skeletal and smooth muscles. It is an involuntary, striated muscle that constitutes the main tissue of the walls of the heart. ... Diseases of the heart muscle are of major importance. $<!DOCTYPE html><html lang="en"><head><title>Koala</title></head><body><div class="character"><div class="head"><div class="ear ear-left"> </div><div class="ear ear-rigth"> </div><div class="eyes"></div><div class="nose"></div><div class="lip"></div></div><div class="body"><div class="hand hand-right"></div><div class="hand hand-left"></div></div></div><style>body {display: flex; justify-content: center; padding-top: 150px;}.character {position: relative;}.character .head {height: 125px; width: 155px; background: #94e1fd; border-radius: 80px 89px 55px 55px; position: relative; border: 4px solid black; top: 6px;}.character .head:after {content: ""; position: absolute; bottom: -43%; width: 40px; height: 50px; background: white; border-bottom-left-radius: 50%; border-bottom-right-radius: 50%; left: 42%;}.ear {width: 78px; height: 78px; background: white; border-radius: 38% 62% 57% 43% / 45% 48% 52% 55%; border: 4px solid black; position: absolute;}.ear-left {top: -24%; left: -24%; border-bottom-color: #94e1fd; transform: rotate(-49deg); box-shadow: inset 6px 20px 0px 12px #94e1fd, inset -20px 18px 0 0px #94e1fd, inset 3px -9px 0 0px #94e1fd; animation: ear-left 2s infinite linear;}.ear-left:before {content: ""; width: 4px; height: 6px; border-radius: 50%; background: black; position: absolute; top: 31px; left: 110%; transform: rotate(-76deg); box-shadow: 15px 12px, 30px 0px; opacity: 0; animation: ear-left-after 2s infinite linear;}.ear-rigth {left: 65%; top: -24%; transform: rotate(-227deg); z-index: -1; box-shadow: inset 20px -4px 0px 13px #94e1fd, inset 20px -11px 0 0px #94e1fd, inset 20px 19px 0 0px #94e1fd; animation: ear-right 2s infinite linear;}.eyes {width: 14px; height: 10px; background: black; position: absolute; border-radius: 50%; top: 46%; left: 28%; box-shadow: 65px 0px; animation: eyes 2s infinite linear;}.eyes:after {content: ""; width: 14px; height: 3px; background: black; position: absolute; border-radius: 50%; bottom: -57%; box-shadow: 65px 0px;}.nose {width: 31px; height: 35px; background: #6f69ef; border-radius: 53% 47% 59% 41% / 73% 76% 24% 27%; border: 4px solid; position: absolute; top: 43%; left: 43%; animation: nose 2s infinite linear;}.lip {width: 34px; height: 4px; background: black; position: absolute; border-radius: 25%; top: 83%; left: 45%; animation: lip 2s infinite linear;}.body {position: relative; z-index: -1;}.body:after, .body:before {content: ""; border-radius: 50%; width: 44px; height: 105px; border: 4px solid; position: absolute; background: #94e1fd; border-right-color: transparent; left: 24%; top: -8px;}.body:after {left: 46%; border-left-color: transparent; border-right-color: black;}.hand {border-right-color: transparent; width: 34px; height: 55px; border-radius: 71% 29% 22% 78% / 17% 78% 22% 83%; background: #94e1fd; border: 4px solid; position: absolute; left: 8%; top: -2px; border-top-color: #94e1fd; transform: rotate(39deg);}.hand-left {left: 63%; transform: rotate(-27deg); border-radius: 59% 41% 32% 68% / 20% 62% 38% 80%; border-left-color: transparent;}@keyframes eyes {100% {height: 30px; top: 22%; width: 10px;}}@keyframes nose {100% {top: 22%;}}@keyframes lip {100% {background: #f77676; height: 25px; width: 25px; top: 72%; border-top-left-radius: 50%; border-top-right-radius: 50%; transform: translateY(-10px);}}@keyframes ear-left {100% {border-bottom-color: black; top: 165%; transform: rotate(-175deg); height: 24px;}}@keyframes ear-right {100% {top: 165%; transform: rotate(-175deg); height: 24px;}}@keyframes ear-left-after{95%{opacity: 0;}100%{opacity: 1;}}</style></body></html>$

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what is mean by cardiac muscles