Task: measure blood pressure
Assumptions:
Measuring the blood pressure with a sphygmomanometer.
Steps:
Raise your arm to heart level.
Wrap the cuff around your upper arm.
Make sure the cuff is snug, but not too tight.
Pump the valve of sphygmomanometer.
Release the valve.
Note the systolic blood pressure.
Note the diastolic blood pressure.
Understand the readings.