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Reta Johnson
A&P week 1-5
| Question | Answer |
|---|---|
| Explain the interaction between structure and function in the human body | Structure determine function; the shape of the body parts dictates how it works |
| List the levels of organization of the body | 1. Chemical level (atoms/molecules) 2. Cellular level (cells) 3. Tissue level (groups of similar cells) 4. Organ level (tissues forming organs) 5. Organ system level (organs working together) 6. Organismal level (the whole body) |
| Identify the primary function of the digestive system. | Breaks down food into nutrients for absorption, energy, growth, and repair. |
| Name the three primary body planes. | 1. Sagittal plane - left and right portions 2. Frontal (coronal) plane - front and back portions 3. Transverse (horizontal) plane - top and bottom portions |
| Describe the molecular structure of the cell membrane. | Phospholipid bilayer with embedded proteins, cholesterol, and carbohydrates. Controls what enters/exits the cell and communicates with other cells. |
| Distinguish between the bones of the skull and the face. | Skull bones: cranium (protect brain, e.g., frontal, parietal) mandible) • Facial bones: support eyes, nose, mouth (e.g., maxilla, |
| Name the two main body cavities and give examples of organs in each. | Dorsal cavity: Cranial cavity (brain), Vertebral cavity (spinal cord) • Ventral cavity: Thoracic cavity (heart, lungs), Abdominopelvic cavity (stomach, liver, intestines, bladder, reproductive organs) |
| What is the role of the cytoskeleton? | Provides structural support, maintains cell shape, facilitates intracellular transport, and aids movement. |
| Name the three main layer of the skin | Epidermis - protective outer layer 2. Dermis - blood vessels, nerves, hair follicles, glands 3. Hypodermis - fat storage and connection to underlying structures |