Which physiological effect of immobility can lead to impaired circulation and increased risk of deep vein thrombosis?
A Decreased respiratory function
B Decreased muscle strength
C Decreased cardiac output
D Decreased bone density<\/p>\n\n\n\n
The correct answer and Explanation is :<\/strong><\/mark><\/p>\n\n\n\n The correct answer is C: Decreased cardiac output<\/strong>.<\/p>\n\n\n\n Immobility has profound physiological effects on the body, significantly influencing circulation. One of the key consequences of prolonged immobility is decreased cardiac output. Cardiac output refers to the volume of blood the heart pumps per minute, a critical factor in maintaining adequate blood flow to tissues and organs. When a person is immobile, especially over long periods, the heart’s ability to pump blood efficiently can be compromised due to several factors.<\/p>\n\n\n\n Firstly, immobility leads to venous stasis, where blood flow in the veins slows down, particularly in the lower extremities. This stasis can result from a lack of muscle contractions, which normally help push blood back toward the heart. As muscle activity decreases, so does the muscular pump mechanism essential for venous return. Additionally, without regular movement, the heart may not be stimulated to work at its optimal level, leading to a reduction in cardiac output.<\/p>\n\n\n\n Secondly, decreased cardiac output can cause an imbalance in the regulation of clotting factors and fluid dynamics within the bloodstream. As blood flow slows, the risk of clot formation increases, leading to deep vein thrombosis (DVT). DVT is characterized by the formation of blood clots in the deep veins, often in the legs, which can have serious consequences, including pulmonary embolism if a clot dislodges and travels to the lungs.<\/p>\n\n\n\n Moreover, immobility can also lead to changes in blood viscosity and increases in inflammatory markers, further compounding the risk of clot formation. Therefore, understanding the implications of decreased cardiac output in the context of immobility is crucial for implementing preventative measures against DVT, such as encouraging mobility, utilizing compression devices, and assessing patients\u2019 risk factors regularly.<\/p>\n","protected":false},"excerpt":{"rendered":" Which physiological effect of immobility can lead to impaired circulation and increased risk of deep vein thrombosis?A Decreased respiratory functionB Decreased muscle strengthC Decreased cardiac outputD Decreased bone density The correct answer and Explanation is : The correct answer is C: Decreased cardiac output. Explanation: Immobility has profound physiological effects on the body, significantly influencing […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-142071","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/142071","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=142071"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/142071\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=142071"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=142071"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=142071"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Explanation:<\/h3>\n\n\n\n