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StudyStack 1: PHYSIO
| Question | Answer |
|---|---|
| What are the 4 components of feedback control loops? | Sensor mechanism, Integrator or control center, effector mechanism, and feedback. |
| What is an example of positive feedback? | Labor |
| What are the 4 major organic substances? | Carbohydrates, lipids, proteins, and nucleic acid. |
| What is the main polysaccharide in the body? | Glycogen |
| What are the levels of protein structure? | Primary, secondary, tertiary, quaternary |
| What are the largest molecules of the body? | DNA molecules |
| What are the three general principle of enzyme function? | They REGULATE metabolic pathways, they are SPECIFIC in their actions, and they CATALYZE. |
| What layer in the epidermis is the only layer where cells divide and mitosis occurs? | Stratum basale |
| Where is the primary site of hematopoiesis? | Red bone marrow |
| What ion is essential for action potential to result in muscle contraction? | Calcium |