Leg Vein Valve
7,033 vistas
• 01/17/24
0
0
Empotrar
samer kareem
8 Suscriptores
The deep veins play a significant role in propelling blood toward the heart. The one-way valves in deep veins prevent blood from flowing backward, and the muscles surrounding the deep veins compress them, helping force the blood toward the heart, just as squeezing a toothpaste tube ejects toothpaste.
Mostrar más
SORT BY-
Top Comentarios
-
Últimos comentarios