Circulatory System: Blood Vessels - Gr 9 / 1st Q / Lesson 2 (Part 1 - Tagalog)

Side Note:
https://www.youtube.com/watch?v=y5EsfVCK-hk&list=PL8fXogkdiyB7VTpiD2O0XFrhdTB1Vjfht&index=5
@ 9:34 In the link above
Excemption ang Pulmonary Veins & Arteries when it comes to carrying Oxygenated & Deoxygenated Blood
Grade 9 Science: First Quarter
Lesson 2-Part 1: Circulatory System
Blood Vessels

Tagalog

Видео Circulatory System: Blood Vessels - Gr 9 / 1st Q / Lesson 2 (Part 1 - Tagalog) канала Sir. Fermin