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Physiology
| Question | Answer |
|---|---|
| What is physiology? | It is a study of how the body functions and how it maintain the human life |
| What is homeostasis? | Its the body's ability to maintain a stable internal environment through changes in the body |
| Which two systems control homeostasis? | the endocrine and nervous system |
| What is the function of the mitochondria in cells? | It produces the ATP |
| What are neurons responsible for? | Transmit electrical impulses through the nervous system and carry out information |
| What organ regulates blood sugar? | The pancreas |
| What happens during muscle contraction at the cellular level? | Actin and myosin filaments slide past each other using ATP and calcium ions, shortening the muscle fiber |
| What is the main role for the cardiovascular system? | Transport nutrients and oxygen to the body and also waste products |
| What are the four main tissues in the human body? | nervous, muscle, connective and epithelial |
| What is the function of the white blood cells? | to fight off infections from the body |