Terms
- Mean arterial pressure
- An average of the systolic and diastolic blood pressures (mean arterial pressure = 2/3 diastolic pressure + 1/3 systolic pressure).
- Metered-dose inhalers (MDIs)
- Devices that deliver medications into the lungs in the form of a powder or liquid spray
- Mitral valve
- A valve in the heart that separates the left atrium from the left ventricle preventing blood from flowing from the ventricle backwards into the atrium