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SCI221
WK7-13
| Question | Answer |
|---|---|
| How many strands does myosin have? | 2 strands |
| How many parts does the nervous system divide into? | 2 - Autonomic and Somatic |
| Which nervous system is involuntary? | Autonomic Nervous System |
| Major glands of the endocrine hormones? | Hypothalamus |
| Which gland is considered to be the master gland of the endocrine system? | Pituitary gland |
| What are the two circulations in the body? | Pulmonary and Systemic circulation |
| What are the main functions of the lymphatic system? | Keeping body fluids in balance and defends body against infections |
| What happens to the lymph nodes when bacteria enters? | Lymph nodes will swell, meaning it is fighting the bacteria |
| How many alveoli are in a human lung? | about 500 million |
| What muscles are you using when inhaling? | Intercostal muscles contract |