Draw a diagram of the external structure of human heart (front view) and label the parts.

Draw the internal structure of human heart.

Draw a well labelled diagram of internal structure of human heart.

Draw a diagram of internal structure of human heart and label the following: (i) Mitral valve (ti) Eustachius valve (iii) Chordae tendinae (iv) Pulmonary arch.

Draw a diagram to show the internal structure of human heart. Label only one heart chamber, any two heart valves and any three other structures.

Draw a labelled diagram to show the structure of earth.

(a)Draw a labelled diagram of internal structure of human heart. (b) What are chordae tendinae? Give their function.

Draw labelled diagram of internal structure of human heart. Label right atrium, mitral valve, left ventricle and pulmonary semilunar valve. Write a function of Eustachian and tricuspid valve found in human heart.

Draw the diagram of sectional view of human heart and on it name and label the following parts: (a) The chamber of the heart that pumps out deoxygenated blood. (b) The blood vessel that carries away oxygenated blood from the heart. (c ) The blood vessel that receives deoxygenated blood from the lower part of our body.