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Small blood vessels that carry arterial (oxygenated) blood.


n small blood vessels that branch from the arteries and transport blood from the heart to the body tissues.
References in periodicals archive ?
a] is the calibre of the smaller branch arteriole and [W.
The difference in vascular sclerosis for arteries and arterioles evaluated by H&E and PAS stains ranged from 7% to 13% (155 cases).
Chronic sodium hydrosulficle treatment decreases medial thickening of intramyocardial coronary arterioles, interstitial fibrosis, and ROS production in spontaneously hypertensive rats.
Angiotensin II causes vasoconstriction, including of the afferent arterioles, increasing glomerular hypertension and damage.
Cytochrome p-450 epoxygenase metabolites of docosahexaenoate potently dilate coronary arterioles by activating large-conductance calcium-activated potassium channels.
Drugs, such as the immunosuppressants cyclosporine and tacrolimus, chemo-therapeutic drugs bleomycin and cisplatin, clopidogrel, oestrogen-containing oral contraceptives and quinine may cause thrombosis in the afferent renal arteriole and glomerulus.
Nerve suppression can lead to increased circulation by reducing sympathetic tonus in the muscular layer of small arterioles.
Within these chapters, only certain subgroups showed increased rates: diabetes mellitus; malignant neoplasms of the lymphoid, hematopoietic, and related tissues; eye, brain, and other parts of the central nervous system (CNS); respiratory and intrathoracic organs; digestive organs; breast; male and female genital organs; thyroid and other endocrine glands; mental and behavior disorders caused by psychoactive substances (alcohol-related in 96% of reports); hypertensive diseases, other forms of heart disease, and diseases of arteries, arterioles, and capillaries; diseases of the liver and noninfective enteritis and colitis; and systemic connective tissue disorders (Table 2).
The values of the hemodynamic parameters for ventricles, pulmonary artery, veins, arterioles, capillaries, and atriums were extracted from the literature (2, 20).
The flow recovery characteristics (measured in terms of area and slope of the curve) are predominantly a function of the ability of the microvasculature to recruit arterioles and capillaries, thereby providing a surrogate marker of microcirculatory integrity.
Consequently, the formation of thrombotic microangiopathy lesions occurs predominately in renal glomeruli and small renal arterioles.
Although the above mentioned lesions are common to intrauterine growth retardation, pre-eclampsia, placental abruption and thrombophilia, some investigators have observed an increase in the extent of villous infarction, which could be consequent to increased occlusive thrombi in spiral arterioles.