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Human Physiology
"Flashcards for Weeks 1-6 of Human Physiology."
| Question | Answer |
|---|---|
| What are the four major types of biomolecules in the body? | Carbohydrates, lipids, proteins, and nucleic acids. |
| What is the primary function of nucleic acids in the body? | Nucleic acids (DNA and RNA) store and transmit genetic information. |
| What is homeostasis? | Homeostasis is the maintenance of a stable internal environment in the body despite external changes. |
| What are the four main types of tissues in the human body? | Epithelial, connective, muscle, and nervous tissues. |
| What is the function of the epidermis? | The epidermis acts as a protective barrier against environmental damage, pathogens, and water loss. |
| What is the primary function of osteoblasts? | Osteoblasts are responsible for building and forming new bone tissue |
| What is the role of the skeletal system? | It provides structure, support, and protection to the body and facilitates movement. |
| What is articulation in the skeletal system? | Articulation refers to the connection between two bones or a bone and cartilage, allowing for movement. |
| Explain the sliding filament theory of muscle contraction | Muscle contraction occurs when actin and myosin filaments slide past each other, shortening the muscle fiber. |
| What is an action potential? | An action potential is an electrical impulse that travels along a neuron’s axon, allowing communication between neurons or with muscles. |
Created by:
Edna Chukwuani
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