Question
Differentiate between pulmonary circulation and systemic circulation.
✓
Answer
| S. No | Pulmonary Circulation | Systemic Circulation |
| (a) | It consists of flow of deoxygenated blood from the right ventricle to the lungs and flow of oxygenated blood from lungs to the left auricle. | It consists of flow of oxygenated blood from the left ventricle to all parts of body except lungs and deoxygenated blood from different parts to right auricle. |
| (b) | Blood flow is for a short distance. | Blood flow is for a longer distance. |
| (c) | It is meant for oxygenation of blood. | It provides nutrients, O2 etc. to tissues and removes CO2 other excretory products for elimination. |
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Amrita's biology teacher taught in biology class that food helps in building the body and alsoprovides us energy to work. However, she was not able to understand the mechanisms involved.
So, she discussed it with his father who is a professor of biology in a college. He answered that in living organisms certain structures, present in the cells and known as power houses of cells, which are responsible for conversion of food into energy.
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So, she discussed it with his father who is a professor of biology in a college. He answered that in living organisms certain structures, present in the cells and known as power houses of cells, which are responsible for conversion of food into energy.
Read the above passage and answer the following questions.
- Which cell organelles are known as power house of cell? Why?
- List major components of mitochondrion.
- What values are displayed by Amrita's father?
What is special about tissue present in the heart?