Arteriola (Noun)
Meaning
One of the small thin-walled arteries that end in capillaries.
Classification
Nouns denoting body parts.
Examples
- The arteriola supplies oxygenated blood directly to the surrounding tissue by funneling it into the capillary beds.
- Arterioles are made up of an endothelial layer that lines the interior surface of the arteriola and two layers of smooth muscle.
- Each arteriola gives rise to a cluster of capillaries that provide the necessary oxygen and nutrients to the cells.
- The arteriola plays a crucial role in regulating blood pressure by constricting or dilating in response to various stimuli.
- In the microcirculation, the arteriola is the primary site of resistance to blood flow and helps to distribute oxygenated blood to the tissues.