None of the hepatic veins have valves.

In veins or smaller arteries, where flow is not as constant, they are less apparent.

They arise from the substance of the liver, more specifically the central vein of the liver lobule.

In these animals, the left atrium still serves the purpose of collecting blood from the pulmonary veins.

Venous stasis, or venostasis, is a condition of slow blood flow in the veins, usually of the legs.

European Expansion or Putin Expansion?

And when you expand the box, the firing location expands.

You have enlarged my steps under me. My feet have not slipped.

You have enlarged my steps under me, My feet have not slipped.

Thou hast enlarged my steps under me so that my feet did not slip.

Thou hast enlarged my steps under me, that my feet did not slip.

Over the following years, the camp expanded.

Output expanded robustly after 1933.

The creative learning programme has expanded with incredible rapidity.

The size of the Rashidun army was initially 13,000 troops in 632, but as the Caliphate expanded, the army gradually grew to 100,000 troops by 657.

International cooperation has been expanded in an effort to halt the spread of prostitution and trafficking in women.

So expansion of nuclear energy is, and will continue to be, a fact.

Such positive results helped to drive the course s expansion.

These conquests were part of the expansion of the Umayyad Caliphate.

Foramina inside the body of humans and other animals typically allow muscles, nerves, arteries, veins, or other structures to connect one part of the body with another.

Since we took these first steps, the field of optogenetics has exploded.

Cooperation with the private sector in Germany is expected to expand further.

Junkies find veins in their toes when the ones in their arms and their legs collapse. Developing tar sands and coal shale is the equivalent. Here are just a few of the investments that I personally think make sense.

Before the EU s eastern enlargement, many studies predicted the likely migration waves.

The project expanded to other penitentiaries, and family members were also invited to participate.

This lasted until 1857, when all the available land had been occupied.

As the United Nations expands its activities in Iraq, its security needs will increase.

Meanwhile, China s shadow banking system has expanded at an unprecedented rate.

The vast majority of the middle class expansion is taking place in emerging Asia.

In January, the European Union expanded eastward once again.

Its range has expanded further northwest into Europe in recent years.

Wider though still limited access to improved sanitation services.

We have placed our hopes in expanded trade as a result of the successful conclusion of the Doha round.

We know that extremely low real interest rates produce massive expansion of credit.

A major expansion in 1959 included the addition of America's first monorail system.

This led to the expansion of the modern health maintenance organization based health care system.

The development of biocomputers has been made possible by the expanding new science of nanobiotechnology.

Since 1995, an international (Venezuela and United States) program has expanded the research in the basin.

The expansion of business travel has created a consumer demand for such products.

China plans a nearly six fold expansion in capacity by the same date.

That ambition is to revive militarism and to achieve overseas expansion militarily.

As this process expands, it becomes more important to eliminate intolerance, extremism, polarization, enmity and conflict.

The very notion of sexual violence had been broadened to include minor acts that violated women's dignity.

The biological weapons programme was significantly expanded after its transfer to the Technical Research Centre.

(a) Welcomes the initiatives of the Commission towards expanding, through its secretariat, its technical assistance programme