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VikramdeepSaini
Physiology Weeks 1-6
| Question | Answer |
|---|---|
| What are the three levels of homeostatic control in the body? | 1. Intracellular control (regulation within cells) 2. Intrinsic control (regulation within tissues and organs) 3. Extrinsic control (regulation from organ to organ) |
| What are the 4 types of macromolecules in the human body? | Carbohydrates, Proteins, Lipids, and Nucleic Acids |
| What is the role of enzymes in the body? | Enzymes are chemical catalysts that reduce the activation energy needed for a reaction. |
| What are the two types of cell division? | Mitotic cell division Meiosis |
| What is tissue? What are the 4 types of tissue? | Group of similar cells that perform a common function. 1. Epithelial 2. Connective 3. Muscle 4. Nervous |
| What are body membranes? List the different types. | Thin tissue layers that cover surfaces, line cavities, and divide spaces or organs. 1. Cutaneous (skin) 2. Serous (serosa) 3. Mucous (mucosa) |
| What are the 4 layers of the epiphyseal plate? | 1. "Resting" cartilage cells 2. Zone of proliferation 3. Zone of hypertrophy 4. Zone of calcification |
| What is the function of fontanels? | Allows the fetal skull to "mold" during the birth process and allows for rapid growth of the brain. |
| What are the pelvic differences between the male and female skeleton? | Male - deep and funnel-shaped, with a narrow pubic arch Female - shallow, broad, and flaring, with a wider pubic arch |
| What are the functional classes of joints? | 1. Synarthroses - immovable joints 2. Amphiarthroses - slightly movable joints 3. Diarthroses - freely moveable joints |
| What is the function of a T tubule? | Allows electrical impulses traveling along the sarcolemma to move deeper into the cell. |