Definition of arteriole in English:
arteriole
noun ɑːˈtɪərɪəʊlɑrˈtɪriˌoʊl
Anatomy A small branch of an artery leading into capillaries.
Example sentencesExamples
- Lesions present in the peritubular capillaries, arterioles and renal tubules were recorded.
- The bronchi and bronchioles did not show epithelial changes, and the pulmonary arteries and arterioles were normal in appearance.
- These branches become smaller and are differentiated into three distinct regions: pulp arterioles, sheathed arterioles, and terminal capillaries.
- Capillaries are formed as a complex system of branching blood vessels between arterioles and venules (microscopic veins) Those near the arteries are at a higher pressure than those near veins.
- Considerable congestion of pulmonary arteries, arterioles, veins, venules, and alveolar capillaries accompanied by vascular engorgement was present in four cases.
Derivatives
adjective ɑːtɪərɪˈəʊlə
Anatomy External injury to the alveolar wall may be the counterpart of arteriolar smooth muscle injury.
Example sentencesExamples
- This increase in water retention, together with contraction of arteriolar smooth muscle and increase in the rate and force of cardiac contraction, results in a rise in blood pressure.
- In humans, there is no direct evidence that potassium protects against renal arteriolar or tubular lesions that occur in either hypertension or kidney disease.
- It is divided into a number of lobules, each containing clusters of two distinct cell types together with arteriolar blood vessels and capillaries, nerve fibres, and a few autonomic ganglion cells.
- This drug relaxes arteriolar smooth muscle and has been used in the treatment of severe hypertension.
Origin
Mid 19th century: from French artériole, diminutive of artère (see artery).
Definition of arteriole in US English:
arteriole
nounärˈtirēˌōlɑrˈtɪriˌoʊl
Anatomy A small branch of an artery leading into capillaries.
Example sentencesExamples
- These branches become smaller and are differentiated into three distinct regions: pulp arterioles, sheathed arterioles, and terminal capillaries.
- The bronchi and bronchioles did not show epithelial changes, and the pulmonary arteries and arterioles were normal in appearance.
- Considerable congestion of pulmonary arteries, arterioles, veins, venules, and alveolar capillaries accompanied by vascular engorgement was present in four cases.
- Lesions present in the peritubular capillaries, arterioles and renal tubules were recorded.
- Capillaries are formed as a complex system of branching blood vessels between arterioles and venules (microscopic veins) Those near the arteries are at a higher pressure than those near veins.
Origin
Mid 19th century: from French artériole, diminutive of artère (see artery).