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Sheri Thomas
Human Anatomy Week 1-5
| Question | Answer |
|---|---|
| What is the difference between anatomy and physiology? | Anatomy is the study of body structures; physiology is the study of how those structures function. |
| What are the six levels of structural organization in the human body? | Chemical, cellular, tissue, organ, organ system, and organism levels. |
| What is homeostasis? | The body’s ability to maintain stable internal conditions despite changes in the external environment. |
| What are the two main types of feedback mechanisms? | Negative feedback (stabilizes the system) and positive feedback (amplifies the change). |
| What is the function of the plasma membrane? | It regulates what enters and leaves the cell and provides protection and structure. |
| What is osmosis? | The diffusion of water through a selectively permeable membrane from high to low water concentration. |
| Name the four primary tissue types in the human body. | Epithelial, connective, muscle, and nervous tissue. |
| What are the main functions of the integumentary system? | Protection, thermoregulation, sensory reception, and synthesis of vitamin D. |
| What are the two main divisions of the skeleton? | Axial skeleton (skull, spine, ribs) and appendicular skeleton (limbs, girdles). |
| What is the difference between compact bone and spongy bone? | Compact bone is dense and strong; spongy bone is lighter and contains red bone marrow for blood cell production. |
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