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20 Οκτ 2024 · The shape of the heart is similar to a pinecone, rather broad at the superior surface (the base, on the posterior side) and tapering to the apex (Figure 17.2.1 17.2. 1). The apex of the heart is inferior and to the left while the base of the heart is superior and posterior.
3 Νοε 2023 · Overview of the anatomy and functions of the heart. Heart (right lateral view) The heart is a muscular organ that pumps blood around the body by circulating it through the circulatory/vascular system. It is found in the middle mediastinum, wrapped in a two-layered serous sac called the pericardium.
26 Αυγ 2013 · The heart is a transport system pump that delivers blood to the body through blood vessels. The right side of the heart receives oxygen-poor blood from body tissues and pumps it to the lungs where it picks up oxygen and gets rid of carbon dioxide.
12 Μαρ 2023 · It controls the electrical impulses that cause your heart to beat and their conduction, which organizes the beating of your heart. The movement of electrical signals across the heart is what is traced on an electrocardiogram (EKG).
12 Σεπ 2022 · The two responsible key players of ANS, the sympathetic and the parasympathetic nervous systems, regulate physiological organ functions and maintain homeostasis.
Relate the structure of the heart to its function as a pump; Compare systemic circulation to pulmonary circulation; Identify the veins and arteries of the coronary circulation system; Trace the pathway of oxygenated and deoxygenated blood thorough the chambers of the heart
The left and right sides of the heart have different functions: the right side receives de-oxygenated blood through the superior and inferior venae cavae and pumps blood to the lungs through the pulmonary artery, and the left side receives saturated blood from the lungs.
