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Anatomy Week13
Week 6 - 12 Human Anatomy Flashcards
| Term | Definition |
|---|---|
| What is the main function of the lymphatic system? | To return excess fluid to the bloodstream and provide immune defense. |
| What are lymph nodes responsible for? | Filtering lymph and housing immune cells like lymphocytes and macrophages. |
| What is the role of the thymus? | It is the site where T lymphocytes mature. |
| What structure prevents food from entering the trachea? | The epiglottis. |
| What is tidal volume? | The amount of air inhaled and exhaled during normal breathing. |
| Where does gas exchange occur in the lungs? | In the alveoli. |
| What muscle is the primary driver of inspiration? | The diaphragm. |
| What is peristalsis? | Wave-like muscular contractions that move food through the digestive tract. |
| Where does most nutrient absorption occur? | The small intestine, especially the jejunum. |
| What is the function of bile? | To emulsify fats for easier digestion and absorption. |
| Which organ produces bile? | The liver. |
| What is metabolism? | The sum of all chemical reactions in the body, including catabolism and anabolism. |