Created by lauren.elise
almost 10 years ago
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Question | Answer |
Osmosis | The movement of water from an area of high concentration to an area of low concentration against a concentration gradient |
Active Transport | The movement of substances against a concentration gradient across a cell membrane, using energy |
Isotonic | Having the same concentration of solutes as another solution |
Ventilation | The movement of air into and out of the lungs |
Alveoli | Tiny air sacs in the lungs which increases the surface area for gaseous exchange |
Thorax | Upper chest area |
Abdomen | Lower body area |
Diaphragm | A strong sheet of muscle that separates the thorax from the digestive organs and changes the volume of the chest during ventilation |
Intercostal muscles | The muscles between the ribs which raises and lowers them whilst breathing |
Trachea | The tube which carries air from the nose and mouth to the lungs |
Villi | Projections in the lining of the small intestine which increase the surface area for the absorption of digested food into the blood |
Cuticle | The waxy covering of a leaf which reduces water loss from the surface |
Transpiration | The loss of water vapour from the stomata of leaves when they are opened |
Transpiration stream | The movement of water through a plant from the roots to the leaves as a result of the loss of water from the surface of the leaves |
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