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Danielle Cripps
physiology week 1-6
| Question | Answer |
|---|---|
| What is a positive feedback loop? | Change moving away from set body point |
| What is a negative loop? | Occurs when variable stops and changes to get back to homeostasis |
| Who and when was DNA established? | Watson and Crick in the mid 1800's |
| As a function on the integumentary system what are some examples of protection? | Protection against: micro-organisms, ultraviolet radiation, trauma to the skin |
| As a function on the integumentary system what are some examples of sensation? | Pain, heat/cold,pressure,touch |
| How many layers does the epidermis have? | 5 |
| What is ossification? | Formation of new bone |
| What are osteoclasts? | Cells that resorb the calcified bone matrix, leaving collagen frame work exposed |
| Where does ATP bind? | Myosin head |
| What does myosin release? | Actin |