HHB physiology and health - the structure and function of the heart

identify the chambers, blood vessels and valves within the heart

describe the flow of blood through the heart and its associated blood vessels

define cardiac output

calculate cardiac output from stroke volume and heart rate

rearrange the formula for cardiac output

describe each stage of the cardiac cycle

state which valves are open and closed during each stage of the cardiac cycle

describe the pressure changes which occur during the cardiac cycle which causes the vales to open and close

calculate heart rate in beats per minute from the length of one cardiac cycle

state the location of the SAN and describe its role

state the location of the AVN and describe its role

describe the flow of impulses across the heart

name the test which detects impulses in the heart

calculate heart rate from an ECG

identify atrial systole, ventricular systole and diastole from an ECG

name the part of the brain and the branch of the nervous system which regulates the rate of the SAN

name the neurotransmitter which is released by the sympathetic nerves and describe its effect on heart rate

name the neurotransmitter which is released by the parasympathetic nerves and describe its effect on heart rate

describe the changes to blood pressure during the cardiac cycle

compare systolic and diastolic pressure

state the typical value of blood pressure for a young adult

describe how a sphygmomanometer is used to measure blood pressure

state the term used to describe high blood pressure