In human body, we can see some blood vessels with green colour,
is these arterioles or veins ? And why they have green appearance ?
Thank you.
Blood vessels with green colour
2006-10-14 9:44 pm
回答 (2)
2006-10-14 10:07 pm
✔ 最佳答案
they are veins. becoz they carry deoxygenated blood, which red blood cells contain less oxygen, so their colour appear under our skin is like green in colour. 
2006-10-19 6:48 pm
錯。
靜脈的顏色非當中血液的顏色。因為靜脈外圍由不少纖維組成，其厚度使其不透明。
靜脈的綠色是其外圍肌肉纖維的顏色，而非血液的顏色。
靜脈的顏色非當中血液的顏色。因為靜脈外圍由不少纖維組成，其厚度使其不透明。
靜脈的綠色是其外圍肌肉纖維的顏色，而非血液的顏色。
收錄日期: 2021-04-12 23:58:36
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061014000051KK02451