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Nataliya
SCI221- Human Anatomy 1-6
| Question | Answer |
|---|---|
| What is physiology? | The study of how the body and its parts function. |
| What are the two main control systems that maintain homeostasis? | The nervous system and the endocrine system. |
| What are atoms? | The smallest units of matter that retain the properties of an element. |
| What is pH? | A measure of hydrogen ion concentration; indicates acidity or alkalinity. |
| What are the four main organic compounds in the body? | Carbohydrates, lipids, proteins, and nucleic acids. |
| What is the basic structural and functional unit of life? | The cell. |
| What is diffusion? | Movement of molecules from an area of high concentration to low concentration. |
| :What is epithelial tissue specialized for? | Protection, absorption, secretion, and filtration. |
| What pigment gives skin its color? | Melanin. |
| What are the two main types of bone tissue? | Compact bone and spongy bone. |