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Metarterioles definitions
| # | Definition | Sets |
|---|---|---|
| 1 | short vessels that link arterioles and capillaries | 18 sets |
| 2 | directly connect arterioles to venules | 11 sets |
| 3 | short vessels that link arterioles and capillaries, they contain precapillary sphincters | 9 sets |
| 4 | short vessels that link arterioles to capillaries | 6 sets |
| 5 | terminal vessels; link arterioles and capillaries together; can regulate flow to capillary bed; contain precapillary sphincters | 5 sets |
| 6 | name the vessels that can function as thoroughfare channels in the circulatory system | 3 sets |
| 7 | thoroughfare channels | 3 sets |
| 8 | -short vessels that link arterioles and capillaries -precapillary sphincter | 3 sets |
| 9 | link arterioles to capillaries | 3 sets |
| 10 | short vessels connect arterioles to capillaries | 3 sets |
| 11 | short vessels that link arterioles to capillaries; muscle cells form a precapillary sphincter about entrance to capillary | 3 sets |
| 12 | short connections btn the arterioles and capillaries; they are so small that teh tunica media does not have muscle fibers, but closely spaced muscles cells- each acting as a precapillary sphincter at entrance of a capillary | 3 sets |
| 13 | short vessels that link arterioles to capillaries, lack a continuous tunica media | 2 sets |
| 14 | blood flows from arterioles through ______________ and then through the capillary network. | 2 sets |
| 15 | short "linkers" between arterioles and capillaries | 2 sets |
| 16 | type of specialized vessel between arteries and capillaries, these will have discontinuous regions of smooth muscle, at the exact point of transition to the capillary will have a complete band of smooth muscle. these slow down blood flow as they enter capillaries, helps maintain pressure differential. | 2 sets |
| 17 | directly connect arterioles and venules | 2 sets |
| 18 | short vessel that links arterioles and venules, with individual smooth muscle cells forming a precapillary sphincter that circles the entrance to that capillary bed, which shut off/reduces the blood flow to their respective capillary beds. | 2 sets |
| 19 | blood vessels that directly connects arteriole and venule | 2 sets |
| 20 | blood vessel that directly connects arteriole and venules | 2 sets |
| 21 | link blood vessels that link arterioles to capillaries | 2 sets |
| 22 | *short vessels connect arterioles to capillaries *muscle cells form a precapillary sphincter about entrance to capillary | 2 sets |
| 23 | function: branches off of arterioles blood flowing through takes 2 paths: 1. if sphincters are relaxed, blood goes to adjoining capillary beds. 2. if sphincters are constricted, blood bypasses capillaries and goes directly to venous circulation | 2 sets |
| 24 | link arteries to capillaries | 2 sets |
| 25 | - terminal end of the ateriole - short vessel that links arterioles and venules - provide direct communication between arterioles and venules | 2 sets |
| 26 | short blood vessels that connect arterioles to capillaries. | 2 sets |
| 27 | intermediary vessels that connect *arterioles* with *capillaries*. | 2 sets |
| 28 | in some tissues, blood does not enter capillaries directly from arterioles, but from these vessels; form a direct connection between arterioles and venules | 2 sets |
| 29 | _____ are the blood vessels between arterioles and venules. although these pass through capillary beds with capillaries, they are not true capillaries because they, like arterioles, have smooth muscle present in the tunica media. | 2 sets |
| 30 | blood vessel that directly connects arteriole and venule | 2 sets |
| 31 | branches of arterioles which are structurally intermediate between artioles and capillaries which may form throughfare channels | 2 sets |
| 32 | blood normally flows into capillary bed from? | 2 sets |
| 33 | short vessels that link arterioles to capillaries ~muscle cells form a precapillary sphincter around entrance to capillary -------constriction of these sphincters reduces or shuts off blood flow thru their respective capillaries -------diverts blood to other tiss. | 2 sets |
| 34 | smooth muscle segments in thoroughfare channels | 2 sets |
| 35 | branches of arterioles that regulate blood flow through the capillaries | 2 sets |
| 36 | preferential channels which more directly connect the arteriole with the venule | 2 sets |
| 37 | short vessels that link arterioles to capillaries. | 2 sets |
| 38 | connect larger arterioles to capillaries; smooth muscle layer is discontinuous | 2 sets |
| 39 | short vessels that link arterioles and capillaries, they contain precapillary sphincters >constriction of these sphincters reduces or shuts off blood flow through their respective capillaries > diverts blood to other tissues | 2 sets |
| 40 | short vessels that link arterioles and venules and give rise to capillaries. | 2 sets |
| 41 | _____ are short vessels that link arterioles to capillaries. | 2 sets |
| 42 | connect arterioles to capillaries | 2 sets |
| 43 | more direct shunt from arteriole to venule through capillary. | 2 sets |
| 44 | regulate blood flow through capillaries and allow white blood cells to go directly from arterioles to the venous circulation | 2 sets |
| 45 | between arterioles and capillaries; very little smooth mt | 1 set |
| 46 | arise from arterioles no smooth mucsle at distal end of beds throughfare vessels than can bypass capillary | 1 set |
| 47 | control blood flow into capillary bed in tissue (thoroughfare capillaries, precapillary sphincters) | 1 set |
| 48 | connect arterioles to venules (veins) | 1 set |
| 49 | intermediate between areteriole and capillary | 1 set |
| 50 | connect arterioles to capillaries muscle cells spaced short distances apart to form precapillary sphincters | 1 set |
| 51 | have very little smooth muscle tissue, send blood to the capillaries | 1 set |
| 52 | regulate blood flow through cappilaries and allow wbcs to go from arterioles to venous circulation | 1 set |
| 53 | short vessels connecting arterioles to capillary beds | 1 set |
| 54 | these directly connect arterioles and venules | 1 set |
| 55 | arteriovenous anastomes. connect an artery to a vein. | 1 set |
| 56 | are the where the thoroughfare channels are controlled by smooth muscle segments | 1 set |
| 57 | these are the overflow prevention system, found in capillary beds, wider lumen than capillary, resist stretching due to extra spiralling of sm | 1 set |
| 58 | directly connect arterioles and venules go directly to venule, not to capillary | 1 set |
| 59 | -short vessels connect arterioles to capillaries -muscle cells form a precapillary sphincter that encircles the entrance to a capillary | 1 set |
| 60 | regions with spaces between the smooth muscle in an artery; acts as a sphincter to control blood flow | 1 set |
| 61 | smooth muscle segments that connect arteriole and venule | 1 set |
| 62 | small blood vessels that link arterioles with capillaries, they are surrounded by a smooth muscle coat | 1 set |
| 63 | arterial capillaries | 1 set |
| 64 | short vesels that link arterioles and capillaries | 1 set |
| 65 | can supply blood to capillary or send it directly to venule using precapillary sphincters | 1 set |
| 66 | form capillaries surrounded by a discontinous layer of smooth muscle constriction helps to regulate blood flow in tissues | 1 set |
| 67 | emerge from an arteriole at its beginning it is surrounded by some smooth muscle fibers at its distal end it is called a thoroughfare channel | 1 set |
| 68 | -links arterioles and capillaries -precapillary phincter for control of flow -terminal vessels -can regulate flow to bed | 1 set |
| 69 | entrance into bed | 1 set |
| 70 | intermediate between arteriole and capillary | 1 set |
| 71 | pre-capillary sphincters control flow | 1 set |
| 72 | -links arterioles and capillaries -sphincter for control of flow | 1 set |
| 73 | interposed between arterioles and capillaries | 1 set |
| 74 | transition vessel between arterioles and capillaries, single muscle cell spaced at intervals along its length, constrict to control bf into capillaries | 1 set |
| 75 | allow wbcs to move | 1 set |
| 76 | what are a transition vessel between arterioles and capillaries? | 1 set |
| 77 | any of the small peripheral blood vessels that are structurally and anatomically intermediate between the arterioles and the true capillaries and that contain scattered groups of smooth muscle fibers in their walls | 1 set |
| 78 | terminal branches of arterioles | 1 set |
| 79 | regulate blood flow | 1 set |
| 80 | surrounded by an incomplete layer of smooth muscle which forms precapillary sphincters | 1 set |
| 81 | junction between arterioles and capillaries. a partial precapillary sphincter exists at end of the arteriole | 1 set |
| 82 | small branches or arterioles, endothelium surrounded by incomplete, single layer of smooth muscle cells, constriction of smooth muscle gates flow into capillaries, can't completely halt flow of blood into capillaries | 1 set |
| 83 | connect arterioles to capillary beds, control blood flow into capillary beds, capillaries brance off from here | 1 set |
| 84 | connecting vessels between true arteriole pre capullary sphincters | 1 set |
| 85 | what are the short vessels that connect arterioles to capillaries and where muscle cells form a precapillary sphincter about entrance to capillary? | 1 set |
| 86 | terminal ends of arterioles; lumen reduced to 5μm intermittent opening/closing of metarterioles (fine tune delivery of capillary bed) | 1 set |
| 87 | arteries branch into vessels only partially surrounded by smooth muscle. two paths: muscle rings called precapillary sphincters are relaxed then directed into adjoining capillary beds. | 1 set |
| 88 | vessels that directly connect the arterioles and venules, flow is dictation by a precapillary sphincter | 1 set |
| 89 | vessels with isolated smooth muscle cells along their walls; located between the arterioles and the true capillaries. | 1 set |
| 90 | short vessels connect arterioles to capillaries. muscles cells from a precapillary sphincter at entrance to capillary. | 1 set |
| 91 | short vessels that link arterioles and capillaries. contains a precapillary sphincter as the capillary starts. | 1 set |
| 92 | short vessels that link arterioles to capillaries. muscle cells form a precapillary sphincter at entrance to capillary-diverts blood to other tissues | 1 set |
| 93 | what form bypass routes if precapillary sphincters constrict | 1 set |
| 94 | the terminal arterioles are called ___ | 1 set |
| 95 | arterial capillaries) are short vessels that link arterioles and capillaries - the media of metarterioles contains individual muscle cells that function as a precapillary sphincter - metarterioles control the filling of capillaries and thereby control blood flow to tissues & organs | 1 set |
| 96 | blood flows from arterioles through blank then through capillary network | 1 set |
| 97 | -short vessels that lnk arterioles and capillaries -the media layer has individual cells that function as precapillary sphincter -they control filling of capillaries and flow to tissue and organs | 1 set |
| 98 | -short vessels connect arterioles to capillaries -muscle cells form a precapillary sphinctor about entrance to capillary | 1 set |
| 99 | short vessels linking arterioles and capillaries | 1 set |
| 100 | short vessels that link arterioles and capillaries, blood flow into capillaries from metarterioles is regulated by precapillary sphincters | 1 set |