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Kristina Esteban
Physiology Chapters 1-6
| Question | Answer |
|---|---|
| What is homeostasis? | Homeostasis is the body’s ability to maintain a stable internal environment despite external changes. |
| Why is homeostasis important for survival? | It keeps body conditions like temperature, pH, and oxygen levels within a range where cells can function properly. |
| What are the four main types of biomolecules in the body? | Carbohydrates, lipids, proteins, and nucleic acids. |
| What is the function of proteins in the body? | Proteins build and repair tissues, act as enzymes, and support structure and function in cells. |
| What is the basic structural and functional unit of life? | The cell. |
| What are the main phases of mitosis? | Prophase, metaphase, anaphase, telophase, and cytokinesis. |
| What are the four main tissue types in the human body? | Epithelial, connective, muscle, and nervous tissues. |
| What are the two main connective tissues that make up the skeleton? | Bone and cartilage. |
| What is an articulation (joint)? | An articulation is a point of contact between bones that allows varying degrees of movement. |
| What are the three main functions of muscles? | Movement, posture maintenance, and heat production. |