BRAINCAKEDouble Closed Circulatory Systems
In a double circulatory system, blood flows through the heart twice for each circulation of the body.
Mammals have a closed, double circulatory system.
In mammals there are two circulations. - pulmonary and systemic.
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More in Transport in Animals
- Types of Circulatory System
- Open Circulatory Systems
- Closed Circulatory Systems
- Single Closed Circulatory Systems
- Blood Vessels
- Arteries
- Arterioles
- Veins and Venules
All 22 lessons in Transport in Animals · All OCR AS-level Biology topics