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The Muscles of the Heart •The heart has specific muscles that cause the heart to contract and open and close the heart values. Some of these muscles are: •Trabeculae Carneae –Irregular muscles of the ventricles •Chordae Tendineae –Small cords that connect the heart values to the papillary muscles
Sep 26, 2019 · Anatomy & Physiology is an adapted version of Anatomy & Physiology by OpenStax, licensed under CC BY. Download for free at https://open.oregonstate.education/aandp/ Publication and on-going maintenance of this textbook is possible due to grant support from Oregon State University Ecampus.
OBJECTIVES. Identify chambers and valves of the heart. Explain circulation through heart and coronary anatomy. Identify grafts used for CABG.
Learn the Anatomy of the Heart (by Number) The human heart is similar to the hearts of other vertebrates. Mammals and birds (and some reptiles) have what is known as a double-loop...
Welcome to Module 1: Anatomy and Physiology of the Heart. This self leaning package is designed to as tool to assist nurse in understanding the hearts structure and how the heart works. The goal of this module is to review: Location , size and shape of the heart. The chambers of the heart.
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the heart’s anatomy and physiology. What is the heart? The heart weighs around 350g and is roughly the size of an adult’s clenched fist. It is enclosed in the mediastinal cavity of the thorax between the lungs, and extends downwards on the left between the second and fifth intercostal space (Fig 1). If one draws an imaginary line from the ...
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The cardiovascular system includes a muscular pump equipped with one-way valves and a system of large and small “plumbing” tubes within which the blood travels. (We discussed blood, the sub-stance transported, in Chapter 10.) Here we will consider the heart (the pump) and the blood ves-sels (the “plumbing”).