January 1, 2021 by Wendi 0 Cardiovascular SystemThe Cardiac Cycle Share Post Share Whatsapp Messenger Telegram Copy Email This video describes the external and internal structures of the… Read more cardiac cycle cardiac muscle Cardiac myocytes coronary arteries coronary bypass endocardium epicardium heart sounds muscle tissue valves December 27, 2020 by Wendi 0 Cardiovascular SystemOverview of the Cardiovascular System Share Post Share Whatsapp Messenger Telegram Copy Email This video describes the systemic and pulmonary circulatory routes, functions… Read more atria cardiac muscle cardiovascular system electrical synapse intercalated discs pulmonary circulation systemic circulation ventricles 2/2