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Human physiology
Midterm study stack
| Question | Answer |
|---|---|
| What is homeostasis? | The body’s ability to maintain a stable internal environment despite changes in the external environment environment |
| What are four main types of bio molecules? | Carbohydrates, lipids, proteins, and nucleic acids. |
| What is the main function of the cell membrane? | To control what enters and leaves the cell and protect the cells internal environment. |
| What’s the definition of of fluid mosaic model? | It describes the structure of the cell membrane as a flexible layer made of lipid molecules with proteins embedded in throughout. |
| What are the four main types of tissue in the human body? | Epithelial, connective, muscle, and nervous tissue. |
| What is the function of epithelial tissue? | It covers body surfaces, line cavities, and forms glands. |
| What is the main function of the skeletal system. | To provide structure, support, protect, and movement for the body, and to produce blood cells. |
| Articulation | A joint, the point where two bone meet and allow for movement or stability. |
| What is the role of calcium in muscle contraction. | Calcium binds to troponin, allowing actin and myosin to interact, which causes muscle contraction. |
| The ______ and _______ filaments slide past each other during muscle contraction. | Actin and myosin. |
Created by:
RashawndaB2016