What are veins made of?

2 ⤊

Asked out of curiosity.

2006-12-22 13:14:31 · 5 answers · asked by Asker of Questions 1 in Science & Mathematics ➔ Biology

Structure of Veins:

The venous wall consists of three layers:

Tunica Adventitia

Tunica Media

Tunica Intima

2006-12-22 13:57:39 · answer #1 · answered by jamaica 5 · 0⤊ 0⤋

3 parts: connective tissue, elastin, and smooth muscle.

2006-12-22 16:31:23 · answer #2 · answered by formerly_bob 7 · 0⤊ 0⤋

smooth muscle tissue

2006-12-22 15:53:13 · answer #3 · answered by jdog33 4 · 0⤊ 0⤋

"Vascular Tissue"

2006-12-22 13:21:57 · answer #4 · answered by Teller of Answers 1 · 2⤊ 0⤋

collagen

my guess

2006-12-25 23:30:08 · answer #5 · answered by water nixie 2 · 0⤊ 0⤋