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Salman Sharaf
| Question | Answer |
|---|---|
| What is the basic structural and functional unit of the human body? | The cell |
| Name four primary tissue types in the human body. | Epithelial, connective, muscle, and nervous tissue |
| Which layer of the skin is the outermost and provides a protective barrier? | Epidermis |
| What is the main function of the skeletal system? | To provide support, protect organs, allow movement, store minerals, and produce blood cells. |
| Differentiate between the axial and appendicular skeleton. | The axial skeleton includes the skull, vertebral column, and rib cage; the appendicular skeleton includes the limbs and girdles. |
| What are the three types of muscle tissue? | Skeletal, cardiac, and smooth muscle |
| What is homeostasis? | The bodys ability to maintain a stable internal environment despite external changes. |
| What connective tissue connects muscle to bone? | Tendon |
| Name three types of joints based on movement. | Synarthrosis (immovable), amphiarthrosis (slightly movable), diarthrosis (freely movable) |
| What is the primary function of keratin in the skin? | To provide strength and waterproofing to the epidermis. |