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Anthony O. Nwaobi
Anatomy Week 1-5
| Question | Answer |
|---|---|
| What are the levels of structural organization in the human body, from simplest to most complex? | Chemical → Cellular → Tissue → Organ → Organ System → Organism |
| What is the smallest structural and functional unit of life? | The cell |
| Define homeostasis. | The body’s ability to maintain a stable internal environment despite external changes. |
| What is the function of the plasma membrane? | It regulates what enters and leaves the cell and provides protection and structure. |
| Which type of tissue covers body surfaces and lines internal organs? | Epithelial tissue |
| What are the four main types of body tissues? | A: Epithelial, connective, muscle, and nervous tissue |
| What is the difference between anatomy and physiology? | Anatomy is the study of body structure; physiology is the study of body function. |
| What cavity contains the brain and spinal cord? | The dorsal cavity |
| What is the anatomical position? | Standing upright, facing forward, arms at sides, palms facing forward, and feet slightly apart. |
| What are the three main planes of the body? | Sagittal, frontal (coronal), and transverse planes |