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Integrated Science
Integrated Human Sciences Q1 LPN
| Question | Answer |
|---|---|
| Describe the structure of the 3 layers of the walls of arteries and state the function of each layer | Tunica Initima - the innermost layer, the only layer of a vessel that is in contact with blood, made of simple squamous epithelium called endothelium. |
| Describe the structure of the 3 layers of the walls of arteries and state the function of each layer | Tunica Medina is the middle layer and is made of smooth muscle and elastic connective tissue, involved in the maintenance of normal blood pressure especially diastolic |
| Describe the structure of the 3 layers of the walls of arteries and state the function of each layer | Tunica Externa is the outer layer, is very strong to prevent the rupture or bursting of the larger arteries that carry blood under high pressure |