oxygen and nutrients. 6.2.3 Explain the 3 A basic action of the understanding in terms is required, of collecting limited to the blood, collection of pumping blood by the blood, and atria, which is opening and then pumped closing of out by the valves. ventricles into the arteries. The direction of flow is controlled by and semilunar valves. 6.2.4 Outline the 2 Histology of control of the the heartbeat in muscle, terms of names of myogenic nerves or muscle transmitter contraction, substances the role of are not the required. pacemaker, nerves, the Aim 7: medulla of Simulation the brain and and data epinephrine logging (adrenaline). involving heart rate monitors, or data logging involving an EKG sensor to measure electrical signals produced during muscle contractions, can be used. 6.2.5 Explain the 3 relationship between the structure and function of arteries,
oxygen and nutrients. 6.2.3 Explain the action of the in terms of collecting blood, pumping blood, and opening and closing of valves. 3 A basic understanding is required, limited to the collection of blood by the atria, which is then pumped out by the ventricles into the arteries. The direction of flow is controlled by and semilunar valves. 6.2.4 Outline the control of the heartbeat in terms of myogenic muscle contraction, the role of the pacemaker, nerves, the medulla of the brain and epinephrine (adrenaline). 2 Histology of the muscle, names of nerves or transmitter substances are not required. Aim 7: Simulation and data logging involving heart rate monitors, or data logging involving an EKG sensor to measure electrical signals produced during muscle contractions, can be used. 6.2.5 Explain the relationship between the structure and function of arteries, 3
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