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Study with Quizlet and memorize flashcards containing terms like Capillaries are best described as A) microscopic vessels in which blood exchanges material with the interstitial fluid. B) thick walled vessels that convey blood away from the heart.
The electrical impulse for heart contractions spreads over the atria and ventricles via BUNDLE OF HIS and terminates at the network of nerve branches called PURKINJE FIBERS causing the ventricles to contract.
Study with Quizlet and memorize flashcards containing terms like What root means vessel?, The heart and blood vessels are components of the _____ system., The heart is housed within the mediastinum and rests on the _____, a muscle and more.
3 lis 2023 · Heart valves in a cadaver. Semilunar valves prevent backflow from the great vessels to the ventricles. The pulmonary semilunar valve is between the right ventricle and the opening of the pulmonary trunk. It has three semilunar cusps/leaflets: anterior/non-adjacent, left/left adjacent, and right/right adjacent.
30 paź 2023 · This article will look at the early embryology of the heart (not including cardiac origami), review the basic gross anatomy, and discuss the cellular architecture and histological arrangement of the organ.
17 sie 2023 · The cardiac conduction system is a network of specialized cardiac muscle cells that initiate and transmit the electrical impulses responsible for the coordinated contractions of each cardiac cycle.
List the overall function of the cardiovascular system and summarize how it uses the heart, blood vessels, and blood to accomplish this function. • Function = transport oxygen and nutrients to cells and waste away from cells, all while maintaining blood pressure. •The heart is the pump.
