Sentence examples for a single vein from inspiring English sources

Adults of Trichogramma species are less than 1 mm (0.04 inch) long, with pear-shaped wings having a single vein and fringing hairs and three-segmented tarsi.

They are torqued in a triple helix of blood vessels: twinned arteries spiral around a single vein, braiding through greyish jelly composed of a substance used in only one other place in the body – the refractive humours of the eye.

The sphenophytes have "sphenophylls"—scalelike leaves with a single vein in the modern Equisetum or wedge-shaped leaves with a dichotomously forking vein system in many of the fossil forms.

Sometimes we might almost be looking at luscious expanses of paint poured over a rough surface, as in the field of royal blue bisected by a single vein of red in a photograph of the Deepwater Horizon spill.

We carried out detailed analyses of fluid inclusions in a single vein from locality W4.

The last portion of the SPV, formed by a single vein segment or by the union of several veins, drains into the superior petrosal sinus.

The best way to achieve these conditions is to place the catheter tip into the right atrium, providing blood delivery and return via a single-vein approach [ 2].

Branch retinal vein occlusion (BRVO) involving only a single retinal vein is the most common [ 3], while central retinal vein occlusion (CRVO) is less common but is more serious and carries a high risk of complications and vision loss [ 4].

The vannal tracheae usually arise from a common tracheal stem in nymphal insects, and the veins are regarded as branches of a single anal vein.

In the remaining 37 cases, a single petrosal vein was identified in 31 (84 %) cases, whereas two or more veins were observed in 6 (16 %) patients.

The lycophytes have scalelike, needlelike, or awl-shaped "microphylls" with a single, unbranched vein.