No
Venous blood is under very little pressure, so the valves prevent the blood from flowing the wrong way. Arterial blood is under pressure from the heart, so it does not need valves.
I believe so. I once heard of blood transfusions from pigs. If this is true, than pigs must also have blood types.
Blood
If I know what ethical means the answer is be some religions hate pigs other religions hate operations and blood transfussions so couldn't have it full stop others are just complainers
No, they do not, i myself own 2 full-grown guinea pigs so I would know
its made out of pigs blood so i dont eat blackpudding now
Yes it keeps the circulation going so that they do not clog and become painful. But if you have really bad varicose viens it might be better to try something else.
venir (verb) je viens - tu viens - il / elle vient - nous venons - vous venez - ils / elles viennent
Vegimite contains no animal products and definitely no pigs blood. As the name states is made from vegetable sources only. Vegimate is made from leftover brewers' yeast extract with various vegetable and spice additives . Bovrill however is made from meat extract and so will have animal blood in it.
They did use trap doors and pigs' bladders filled with blood so that people who were stabbed on stage would bleed convincingly.
It translates to "So come visit mine" in English.
Pigs get big because they are pigs so they eat alot ;)