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A and P
Respiratory sytem😃
Question | Answer |
---|---|
Name 2 muscles for breathing in the system | Diaphragm and Intercostiles |
What comes first Pharynx or Larynx | Pharynx |
What is the function of a long | The lung is an organ of excretion |
What does excretion mean | To dispose of waste |
What do we breath out | CO2 |
What protects the lungs ? | Ribcage |
What are the muscles inbetween the ribs ? | Intercostiles |
How much of the air is made up of oxygen | 21 percent |
What is the name of the hair in nostrils | Cilice |
What shape is a Diaphragm | Dome shaped |
Define Diffusion | Diffusion is the movement of molecules from a region of high concentration to a region of lower concentration |
Name 2 ways Alveoli is adapted for gas exchange. | Large Surface area and one cell thick |
What do we breath out when we exhale | CO2 |
What is the principle of breathing | Highe blood pressure- low blood pressure |