Biology·Organisation & maintenance · NSSCO 3.8.1
The heart and blood vessels
Narrated lesson · press play
Your body's pump and its pipes — the four chambers of the heart, the double circulation, how arteries, veins and capillaries are built for their jobs, what causes a heart attack, and the lymphatic system.
What you'll learn in this lesson
By the end you should be able to (NSSCO Biology 3.8.1):
- Describe the gross structure of the heart and the functions of its parts
- Describe the double circulatory system of a mammal
- Outline how arteries, veins and capillaries are adapted for their functions
- Describe the likely causes of a heart attack (diet, smoking, stress, age, gender)
- State the functions of the lymphatic system
Loading your lesson…
You're watching a free 3-minute preview — create a free account to keep going.
Quick revision
Revise this in 5 minutes
Miss Rachel and Mike talk through the whole topic — with the figure and working drawn live.