GCSE PE QAQ Circulatory System

Circulatory system

Aerobic zone: the range of your heart rate where you are breathing aerobically

Aorta: the main artery leaving the heart

Artery: a blood vessel that carries blood away from the hear

Capillaries: microscopic blood vessels that surround muscles and organs

Cardiac Output: the amount of blood leaving the heart per minutes (HRXS=CO)

Blood Pressure: the pressure of the blood against artery walls

Cardiovascular system: heart and blood vessels that circulate blood & transport oxygen

Cardiovascular endurance: the ability of heart & lungs to keep supplying oxygen to the blood stream to provide energy

Haemoglobin: gives blood red colour helps carry oxygen   

Heart rate: number of times heart beats per minute

MHR: 220-age

Pulse: indication of our heart rate

Red blood cells: carry oxygen

Stroke Volume: amount of blood pumped…