Term
| Give an example of a waste material removed from cells into the bloodstream. |
|
Definition
|
|
Term
| Gas required for respiration carried in the bloodstream |
|
Definition
|
|
Term
| Give an example of a material, other than oxygen, that must be delivered to the cells by the blood for respiration. |
|
Definition
|
|
Term
| Blood vessels which allow gas exchange |
|
Definition
|
|
Term
| Give three features of surfaces which increase the efficiency of absorption of molecules. |
|
Definition
| Large surface area/ thin walls / extensive blood supply |
|
|
Term
| What is the function of lungs? |
|
Definition
| to allow gas exchange / to get oxygen into blood and remove carbon dioxide from blood |
|
|
Term
| Name the tiny gas exchange surfaces forming part of the lung tissue. |
|
Definition
|
|
Term
| Name the tiny projections found on the cells of the small intestine which aid absorption of nutrients |
|
Definition
|
|
Term
| Function of the lacteal in a villus |
|
Definition
| Absorbs fatty acids and glycerol |
|
|
Term
| Function of the capillaries in a villus |
|
Definition
| Absorbs glucose and amino acids |
|
|
