The heart is divided into two sides separated by the .......
Back
Card 7
Front
The heart has an ....... at the top
Back
Card 8
Front
The heart has a ............ at the bottom
Back
Card 9
Front
The left side of the cardiac muscle has a ........... muscular wall which can contract with more force to circulate oxygenated blood from the lungs to the muscle and organs
Back
Card 10
Front
The right side of the cardiac muscle contracts to circulate ................ blood from the body to the lungs
Back
Card 11
Front
Between the atria and ventricles lie ........-.............. valves
Back
Card 12
Front
Between the ventricles and exiting blood vessels lie ....-..... valves which prevent the back flow of blood
Back
Card 13
Front
Blood saturated with oxygen and nutrients such as glucose
Back
Card 14
Front
Blood depleted of oxygen, saturated with carbon dioxide and waste products
