10. What does the cardiovascular system consist of?
Heart and systemic blood vessels
Heart and brain stem
Systemic blood vessels and nerves
Heart and pulmonary blood vessels
11. Name the 3 waves seen on an ECG
T wave, P wave and QRS wave
P wave, Q wave, L wave
B wave, T wave, QRS wave
QRS wave, B wave, T wave
12. What are the functions of the heart valves?
Keep blood following in a single direction and prevent backflow
Prevents back flow, keeps blood flowing in different directions
Stops the heart from slowing, prevents backflow
Allows blood to follow in many directions, keeps the heartbeat in rhythm
13. Name the correct function of a capillary
Connects tissue to muscle
Connects arteries to cells
Connects veins to arteries
Connects veins to capillaries
14. Name the correct function of an artery
They carry blood away from the heart
They transport oxygen to cells
They carry blood towards the heart
They carry blood away from the heart towards the lungs
15. Explain the functions of the respiratory system
Delivers air to the gaseous exchange in the lungs surfaces, allows oxygen to diffuse into the blood so it can be transported to cells, to allow carbon dioxide to diffuse from blood to air to be exhaled
To allow carbon dioxide to diffuse from air to blood to be exhaled, to allow oxygen to diffuse into the blood to transport to tissues, delivers gaseous exchange
Delivers gaseous exchange to the lungs surfaces and allows oxygen to be diffused into the skin to allow it to be transported to cells
16. What is ventilation
Movement of air from low pressure to high pressure areas
Movement of air from high pressure to low pressure areas
Movement of air in and out the body
Movement of air around the body
17. Name the four layers of the heart
Pericardium, Endocardium, Epicardium and Myocardium