Which are the blodd vessels? Explain difference and characteristics of them.

Which is the function of leucocytes? Which is the other name of them?

Which blood vessels have the thickest walls? - .................... is the last section of the digestive tract. It has a length of 1.5m.

Which are the diseases and disorders of the blood?

Why is the left ventricle thicker than the right ventricle?        Which are the accessory glands of the digstive system?

The average heart rate is 72 beats per minute. Assuming that the volume of blood that is pumped from the left ventricle towards the aorta in each contraction is 70 mL, calculate the blood pumped by the heart to the aorta in one hour.

What are “heart murmurs”?

Which is the function of the lymph nodes?

Which is the only vein that conducts oxygenated blood?                              Why do you have to masticate well the food?  What organ is the largest?

Say the parts of the digestive system.     In the small intestine takes place the absorption thanks to ..... . What do they absorpt? How does the small intestine work?

The processes of the digestive system can be ....... and ...... . Put an example.                          Which are the healthy habits for the digestive system? (At least 5 from 9).

Which are the six healthy habits for the circulatory system?

What is the myocardium? And the pericardium?