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Set 1
WK 1-5 Study Materials
| Term | Definition |
|---|---|
| Organ | several kinds of tissues working together |
| Organelles | A structure made of molecules organized in such a way that it can perform a specific function |
| Element | a substance that cannot be broken down or decomposed into two or more different substances |
| Arrector pili muscle | Small bundle of involuntary muscles attached to hair follicles |
| Synovial membranes | Connective tissue membranes that line the spaces between bones and joints |
| Sternum | Medial part of the anterior chest wall, supported by a dagger-shaped bone |
| Spongy bone | open spaces partially filled by an assemblage of needle-like structures |
| Mucus | Lubricating substance produced by goblet cells |
| extracellular matrix | The fluid environment that fills the spaces between the cells of the body |
| Electron | A negatively charged subatomic particle that moves around the nucleus |
| Tissue | a group of many similar cells specialized to perform a certain function |
| Superior (anatomical position) | toward the head; upper or above |
| Inferior (anatomical position) | toward the feet; below or lower |
| Medial (anatomical position) | towards the midline of the body |
| Mediastinum | midportion of the thoracic cavity |
| homeostasis | the relatively constant states maintained by the body |
| set point | normal range or reading |
| effectors | organs that directly influence controlled physiological variables |
Created by:
maikiayang93
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