LESSON 1.1 Flashcards
Transport nutrients
Circulatory System
Muscular pumping organ
Heart
Circulating Medium
Blood
Closed system; the arteries, veins, and capillaries
Blood Vessels
Organ that pumps blood to different parts of the body
Heart
Heart chambers are partitioned by a muscular muscle called
Septum
Receiving chambers of the heart
Atria
Receives oxygen-poor blood coming from all parts of the body
Right atrium
Receives oxygen-rich blood coming from the lungs
Left atrium
Pumping chambers of the heart
Ventricles
Pumps blood to the lungs for oxygenation
Right ventricle
Pumps oxygenated-rich blood to all parts of the body
Left ventricle
Connected to the heart
Blood vessels
Largest vein, it sends oxygen-poor blood back to the heart
Vena cava
It drains blood from the head and neck region to right atrium
Superior Vena Cava