| / English Dictionary |
ARTERIOLE
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
One of the small thin-walled arteries that end in capillaries
Synonyms:
arteriola; arteriole; capillary artery
Classified under:
Hypernyms ("arteriole" is a kind of...):
arteria; arterial blood vessel; artery (a blood vessel that carries blood from the heart to the body)
Derivation:
arteriolar (of or relating to or involving arterioles)
Context examples:
Thickening of the walls of small arteries or arterioles due to cell proliferation or hyaline deposition.
(Arteriolosclerosis, NLM, Medical Subject Headings)
Blood vessels include a network of arteries, arterioles, capillaries, venules, and veins.
(Blood vessel, NCI Dictionary)
The smooth muscle tissue present in the tunica media which is the middle layer of the wall of an arteriole.
(Arteriole Smooth Muscle Tissue, NCI Thesaurus)
The thickening of the wall of the small arteries and arterioles.
(Arteriolosclerosis, NCI Thesaurus)
Bepridil hydrochloride blocks calcium entry through membranous calcium channels of coronary and peripheral vascular smooth muscle, thereby dilating coronary arteries and peripheral arterioles.
(Bepridil Hydrochloride, NCI Thesaurus)
A capillary connects an arteriole (small artery) to a venule (small vein) to form a network of blood vessels in almost all parts of the body.
(Blood Capillary, NCI Dictionary)
Tiny blood vessels that connect the arterioles with the venules.
(Blood Capillary, NCI Thesaurus)
The layer of cells that line the lumen of an arteriole.
(Arteriole Endothelium, NCI Thesaurus)
Upon ocular administration, naphazoline exerts its effect by acting on alpha-adrenergic receptors in the arterioles of the conjunctiva to produce vasoconstriction, resulting in decreased conjunctival congestion and diminished itching, irritation and redness.
(Naphazoline, NCI Thesaurus)
Stimulation of alpha-adrenergic receptors causes vasoconstriction of the radial smooth muscle of the iris, arteries, arterioles, veins, urinary bladder, and the sphincter of the gastrointestinal tract.
(l-Norepinephrine, NCI Thesaurus)
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