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单词 precaval
释义

precavaladj.n.

Brit. /priːˈkeɪvl/, U.S. /priˈkeɪv(ə)l/
Forms: 1800s praecaval, 1800s– precaval.
Origin: Formed within English, by derivation. Etymons: pre- prefix, cava n.1, -al suffix1.
Etymology: < pre- prefix + cava n.1 + -al suffix1. Compare postcaval adj. and later precava n.
Anatomy and Zoology.
A. adj.
Of, relating to, or designating a cranial vena cava (in many mammals, the unpaired superior vena cava).
ΘΚΠ
the world > life > the body > vascular system > blood vessel > vein > [adjective] > specific vein
organica1400
original1486
basilic?1541
ankle vein1574
sciatical1598
organical1607
basilical1650
subclavicular1656
subclavial1664
saphenal1828
portal venous1833
brachio-cephalic1836
saphenous1840
postcaval1866
precaval1866
tracheloscapular1891
renovascular1902
1866 R. Owen On Anat. Vertebr. I. 466 The precaval veins are the homologues of the two ‘superior cavæ’ in Reptiles and Birds.
1898 B. P. Colton Physiol. p. xiii Precaval and postcaval veins we should say, instead of anterior vena cava, posterior vena cava.
1960 D. C. Braungart & R. Buddeke Introd. Animal Biol. (ed. 5) xvii. 247 The junction of these two pairs of veins forms the right and left precaval veins, which pass downward to the sinus venosus.
2003 Heart, Lung & Circulation 12 11/2 The two precaval and one postcaval systemic veins [in the frog] drain into the smooth-walled systemic venous sinus that empties through the sinoatrial valve.
B. n.
A precaval vein.
ΘΚΠ
the world > life > the body > vascular system > blood vessel > vein > [noun] > specific vein
middle veina1398
portaa1398
saphena1398
funisa1400
sciaticaa1400
guidesc1400
haemorrhoidc1400
salvatellac1400
liver veina1425
median?a1425
mesaraic?a1425
sciatic?a1425
venal artery?a1425
sciat1503
organal vein1523
axillar?1541
weeping vein1543
port-vein1586
lip-vein1598
nose vein1598
sciatic vein1598
cephalic vein1599
hollow vein1605
jugular1615
scapulary1615
subclavian vein1615
umbilical vessel1615
basilica1625
porter-vein1625
neck vein1639
garter-vein1656
matricious vein1656
sacred vein1656
subclavicular1656
subclavial1664
vertebral1718
portal vein1765
cava1809
satellite vein1809
brachial1859
innominate vein1866
precaval1866
postcava1882
precava1882
postcaval1891
Vesalian vein1891
sciatic1892
subcardinal1902
1866 R. Owen On Anat. Vertebr. I. 505 The right and left precavals enter separately the auricular sinus.
1947 Q. Rev. Biol. 22 227/2 The precavals of the rat are described but without any mention of the surprising fact that one swings posterior to the heart.
1968 Amer. Midland Naturalist 80 267 The left precaval and the postcaval enter at the posterior limits of the atrium.
This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022).
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adj.n.1866
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